Tactile Switch
B3F
Miniature, Space-Saving Tactile Switch
Provides Long Service Life and Easy
Mounting
• Extended mechanical/electrical service life: 10 x 10
for 12 x 12 mm type and 1 x 10
6
operations for the 6 x 6 mm type
• Ideal for applications such as audio, office and communications
equipment, measuring instruments, TVs, VCRs, etc.
• Taped radial type, vertical type and high force types are available
as series versions
• Flux-tight base structure allows automatic soldering of the tactile
switches onto a PC board
• Gold plated models available for increased contact reliability, resistance to corrosive gas and insulation fault prevention for ion
migration in harsh environments
• RoHS Compliant
Ordering Information
6
operations
■ B3F-1@@@, B3F-3@@@
6 x 6 mm type
Type Plunger Switch height x pitc h Operating force Model
Without grou nd terminal With ground termina l
Bags Sticks* Bags Sticks*
Standard Flat 4.3 x 6.5 mm General-purpose: 100 g
High-force: 260 g B3F-1005 B3F-1005S B3F-1105 B3F-1105S
5.0 x 6.5 mm General-purpose: 100 g
High-force: 260 g B3F-1025 B3F-1025S B3F-1125 B3F-1125S
5.0 x 7.5 mm General-purpose: 100 g — — B3F-1110 —
Projected 7.3 x 6.5 mm General-purpose: 100 g
150 g
High-force: 260 g B3F-1055 B3F-1055S B3F-1155 B3F-1155S
Vertical Flat 3.15 mm General-purpose: 100 g
High-force: 260 g — — B3F-3105 —
3.85 mm General-purpose: 100 g
High-force: 260 g — — B3F-3125 —
Projected 6.15 mm General-purpose: 100 g
High-force: 260 g — — B3F-3155 —
150 g
150 g
150 g
150 g
150 g
B3F-1000
B3F-1002
B3F-1020
B3F-1022
B3F-1050
B3F-1052
—
—
—
—
—
—
B3F-1000S
B3F-1002S
B3F-1020S
B3F-1022S
B3F-1050S
B3F-1052S
—
—
— B3F-3120
—
—
B3F-1100
B3F-1102
B3F-1120
B3F-1122
B3F-1150
B3F-1152
B3F-3100
B3F-3102——
B3F-3122——
B3F-3150
B3F-3152 ——
B3F-1100S
B3F-1102S
B3F-1120S
B3F-1122S
B3F-1150S
B3F-1152S
* Number of switches per stick: Without ground terminal ............. 90/stick
Important Note: Switches cannot be water-washed.
With ground terminal .................. 75/stick
1128 Tac t i l e S w i t c h B3F
■ B3F-1@@@-G
6 x 6 mm type with Gold Plating
Type Plunger Switch height x pitc h Form of shipm ent
6 x 6 mm switches
with gold plating
Note: The minimum order is 100 Switches. Order in multiples of the minimum order.
Flat 4.3 x 6.5 mm 176 g B3F-1002-G B3F-1102-G
5.0 x 6.5 mm B3F-1022-G B3F-1122-G
operating force
Model
Without ground te r m ina l With ground term ina l
Bags (100 Switches)
■ B3F-4@@@, B3F-5@@@
12 x 12 mm type
Type Plunger Switch height x pitc h Operating for c e Model
Without ground terminal With ground terminal
Bags Sticks* Bags Sticks*
Standard Flat 4.3 x 12.5 mm General-purpose: 130 g B3F-4000 B3F-4000S B3F-4100 B3F-4100S
High-force: 260 g B3F-4005 B3F-4005S B3F-4105 B3F-4105S
Projected 7.3 x 12.5 mm General-purpose: 130 g B3F-4050 B3F-4050S B3F-4150 B3F-4150S
High-force: 260 g B3F-4055 B3F-4055S B3F-4155 B3F-4155S
Long service life Flat 4.3 x 12.5 mm General-purpose: 130 g B3F-5000 B3F-5000S B3F-5100 B3F-5100S
Projected 7.3 x 12.5 mm B3F-5050 B3F-5050S B3F-5150 B3F-5150S
High reliability
gold-plated
contact
* Number of switches per stick: Without ground terminal ............. 45/stick
Important Note: Switches cannot be water-washed.
Flat 4.3 x 12.5 mm B3F-5001 B3F -5001S B3F-5101 B3F-5101S
Projected 7.3 x 12.5 mm B3F-5051 B3F-5051S B3F-5151 B3F-5151S
With ground terminal .................. 40/stick
Ta c t i l e S w i t c h B3F 1129
■ B3F-6@@@
Taped Radial (Auto Insertion)
6 x 6 mm type
Type Plunger Switch height x pitch Operating force Model
Without grou nd terminal With ground terminal
B3F-6000 Flat 4.3 x 6.5 mm General-purpose: 100 g B3F-6000 B3F-6100
High-force: 150 g B3F-6002 B3F-6102
5.0 x 6.5 mm General-purpose: 100 g B3F-6020 B3F-6120
High-force: 150 g B3F-6022 B3F-6122
Projected 7.3 x 6.5 mm General-purpose: 100 g B3F-6050 B3F-6150
High-force: 150 g B3F-6052 B3F-6152
Note: The above switches must be ordered in units of 1,000.
Important Note: Switches cannot be water-washed.
■ Accessories
See “B32” Tactile Switch Key Top data sheet for keycaps that fit projected plunger B3F models.
■ Plunger Identification Table
Use this table to determine tactile switch type by plunger color.
Plunger color Operating force Type
Light gray 100 g B3F-1000, 1150, 3100, 6000, 6050
White 100 g B3F-1050, 1100, 3150, 4000, 4050, 4100
Black 100 g B3F-1020, 1110, 1120, 3120, 6020, 6120
Blue 130 g B3F-5000 Series
Yellow 150 g B3F-1002, 1052, 1102, 3102, 3152, 4005, 4055, 4105, 4155, 6002, 6052
Medium gray 150 g B3F-1022, 1122, 3122, 6022
Orange 260 g B3F-1005, 1055, 1105, 3105, 6005, 6055
Pink 260 g B3F-1025, 1125, 3125, 6025
1130 Tac t i l e S w i t c h B3F
Specifications
■ Characteristics
Part Number
B3F-1@@@
B3F-3@@@
Service life (see note 1)
[mechanical/electrical]
1,000,000 operations
minimum
Weight (see note 2) Approx. 0.25 g Approx. 0.85 g Approx. 0.25 g
Contact form SPST-NO SPST-NO
Switching capacity 1 to 50 mA, 5 to 24 VDC (resistive load) 100 µA to 50 mA,
Contact resistance 100 MΩ max. 100 MΩ max.
Insulation resistance 100 MΩ min. (at 250 VDC)
Dielectric strength 500 VAC, 50/60 Hz for 1 minute
Bounce time 5 ms max.
Vibration Malfunction durability: 10 to 55 Hz, 1.5 mm double amplitude Malfunction:
Shock
Mechanical durability: 1,000 m/s
Malfunction durability: 100 m/s
Ambient temperature -25° to 70°C (with no icing)
Humidity 35% to 85% RH 35% to 85%
Note: 1. Figure in parentheses denotes the service life of high force type.
2. Denotes the weight of standard type.
3. Data shown are of initial value.
B3F-4@@@ B3F-5@@@ B3F-6@@@ B3F-1@@@-G
3,000,000 operations
minimum
10,000,000
operations minimum
1,000,000 (300,000)
operations min.
300,000
operations min.
5 to 24 VDC
(resistive load)
(initial value)
(rated: 100 µA, 5 VDC)
10 to 55 Hz,
1.5 mm double
amplitude for 30 to 60 s
2
(approx. 100 G)
2
(approx. 10 G)
Destruction:
1,000 m/s
2
max.
■ Operating Characteristics
Characteristics Part Number
B3F-1@@@ / -3@@@ B3F-4@@@ / -5@@@ B3F-6@@@ B3F-1@@@-G
General
purpose type
Operating force (OF) 100 ± 30 g 150 ± 50 g 130 ± 50 g 260 ± 70 g 100 ± 30 g 150 ± 50 g 1.76 ± 0.49 N
Release force (RF) min. 20 g 50 g 30 g 50 g 20 g 50 g 0.49 N
Pretravel (PT) max.
0.25
+0.2
/
■ Construction
mm 0.25
-0.1
High force
type
+0.2
/
-0.1
General
purpose type
mm 0.3
+0.2
/
mm 0.3
-0.1
High force
type
+0.2
/
-0.1
General
purpose type
mm 0.25
+0.2
/
mm 0.25
-0.1
High force
type
+0.2
/
-0.1
mm 0.25
B3F-1@@@-G
Contact along circle circumference
Switches have circular contact surface instead of single center point
contact, increasing contact reliability.
(circular contact)
General
purpose type
+0.2
/
-0.1
mm
Ta c t i l e S w i t c h B3F 1131
■ Contact Form
B3F-10@@
-40@@
-50@@
-10@@-G
B3F-11@@
-41@@
-51@@
-11@@-G
B3F-3@@@
Engineering Data
■ Operating Force vs. Stroke (typical example)
B3F-1@@@/-3@@@
B3F-4@@@/-5@@@ B3F-6@@@
1132 Tac t i l e S w i t c h B3F
Dimensions
Unit: mm (inch)
■ B3F-1000/-1002/-1005/-1020*/-1022*/-1025* ■ B3F-1050/-1052/-1055
The height of the B3F-1022-G is 5±0.2 mm.
■ B3F-1100/-1102/-1105/-1120**/-1122**/-1125** ■ B3F-1150/-1052/-1055
The height of the B3F-1122-G is 5±0.2 mm.
Note: Terminal numbers are not indicated on this switch. With the switch turned over so that the logo mark “OMRON” is visible on the upper part
of the rear side of the switch base, the terminal on the right of the logo mark is numbered “1” and that on the bottom right is “3.” Accordingly,
two terminals on the left side are numbered “2” and “4” respectively.
Note: Unless otherwise specified, a tolerance of ± 0.4 mm applies to all dimensions.
■ B3F-1110
Note: Terminal numbers are not indicated on this switch. With the switch turned over so that the logo mark “OMRON” is visible on the upper part
of the rear side of the switch base, the terminal on the right of the logo mark is numbered “1” and that on the bottom right is “3.” Accordingly,
two terminals on the left side are numbered “2” and “4” respectively.
Ta c t i l e S w i t c h B3F 1133
Unit: mm (inch)
■ B3F-3100/-3102/-3105 ■ B3F-3150/-3152/-3155
■ B3F-3120/-3122/-3125
Note: Unless otherwise specified, a tolerance of ± 0.4 mm applies to all dimensions.
■ B3F-4000/-5000/-4005/-5001 ■ B3F-4050/-5050/-4055/-5051
* Fit the projection of the switch into this hole to secure the switch.
1134 Tac t i l e S w i t c h B3F
■ B3F-4101/-5100/-4105/-5101 ■ B3F-4150/-5150/-4155/-5151
* Fit the projection of the switch into this hole to secure the switch.
■ B3F-6000/-6002 ■ Tape-Packaging Dimensions
Note: The tape is random between surface A and surface B.
Unit: mm (inch)
■ B3F-6100/-6102 ■ Tape-Packaging Dimensions
Ta c t i l e S w i t c h B3F 1135
■ B3F-6020/-6022 ■ Tape-Packaging Dimensions
■ B3F-6120/-6122 ■ Tape-Packaging Dimensions
Note: Unless otherwise specified, a tolerance of ± 0.4 mm applies to all dimensions.
■ B3F-6050/-6052 ■ Tape-Packaging Dimensions
1136 Tac t i l e S w i t c h B3F
■ B3F-6150/-6152 ■ Tape-Packaging Dimensions
Note: Unless otherwise specified, a tolerance of ± 0.4 mm applies to all dimensions.
Hints on Correct Use
■ Taped Radial (Auto Insertion) Packaging
• Tactile switches packed on tape are placed into packing boxes as
shown below.
• Number of switches per box: 1,000
• Tape may be drawn from the box either from the top or from the bot-
tom.
■ Taping Strength
The tactile switches will not release from the tape when pulled in
directions A and B at the following forces.
A: 500 g
B: 100 g
Ta c t i l e S w i t c h B3F 1137
Terms and Conditions of Sale
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1. Offer; Acceptance. These terms and conditions (these "Terms") are deemed
part of all quotations, acknowledgments, invoices, purchase orders and other
documents, whether electronic or in writing, relating to the sale of products or
services (collectively, the "Products") by Omron Electronic Components LLC
("Seller"). Seller hereby objects to any terms or conditions proposed in
Buyer's purchase order or other documents which are inconsistent with, or in
addition to, these Terms.
2. Prices; Payment. All prices stated are current, subject to change without
notice by Seller. Buyer agrees to pay the price in effect at time of shipment.
Payments for Products received are due net 30 days unless otherwise stated
in the invoice.
3. Discounts. Cash discounts, if any, will apply only on the net amount of
invoices sent to Buyer after deducting transportation charges, taxes and
duties, and will be allowed only if (i) the invoice is paid according to Seller's
payment terms and (ii) Buyer has no past due amounts owing to Seller.
4. Currencies. If the prices quoted herein are in a currency other than U.S. dollars, Buyer shall make remittance to Seller at the then current exchange rate
most favorab le to Seller and which is available on the due date; provided that if
remittance is not made when due, Buyer will conver t the amount to U.S. dollars at the then current exchange rate most favorable to Seller available during
the period between the due date and the date remittance is actually made.
5. Governmental Approvals. Buyer shall be responsible for, and shall bear all
costs involved in, obtaining any government approvals required for the importation or sale of the Products.
. All taxes, duties and other governmental charges (other than general
6. Taxes
real property and income taxes), including any interest or penalties thereon,
imposed directly or indirectly on Seller or required to be collected directly or
indirectly by Seller for the manufacture, production, sale, delivery, importation,
consumption or use of the Products sold hereunder (including customs duties
and sales, excise, use, tur nover and license taxes) shall be charged to and
remitted by Buyer to Seller.
7. Financial
8. Cancellation; Etc. Orders are not subject to rescheduling or cancellation
9. Force Majeure. Seller shall not be liable for any delay or failure in delivery
10. Shipping; Delivery. Unless otherwise expressly agreed in writing by Seller:
11. Claims
. If the financial position of Buyer at any time becomes unsatisfactory
to Seller, Seller reserves the right to stop shipments or require satisfactory
security or payment in advance. If Buyer fails to make payment or otherwise
comply with these Terms or any related agreement, Seller may (without liability
and in addition to other remedies) cancel any unshipped portion of Products
sold hereunder and stop any Products in transit until Buyer pays all amounts,
including amounts payable hereunder, whether or not then due, which are
owing to it by Buyer. Buyer shall in any event remain liable for all unpaid
accounts.
unless Buyer indemnifies Seller fully against all costs or expenses arising in
connection therewith.
resulting from causes beyond its control, including earthquakes, fires, floods,
strikes or other labor disputes, shortage of labor or materials, accidents to
machinery, acts of sabotage, r iots, delay in or lack of transportation or the
requirements of any government authority.
1. Shipments shall be by a carrier selected by Seller;
2. Such carrier shall act as the agent of Buyer and delivery to such carrier
shall constitute delivery to Buyer;
3. All sales and shipments of Products shall be FOB shipping point (unless
otherwise stated in writing by Seller), at which point title to and all risk of
loss of the Products shall pass from Seller to Buyer, provided that Seller
shall retain a security interest in the Products until the full purchase price is
paid by Buyer;
4. Delivery and shipping dates are estimates only.
5. Seller will package Products as it deems proper for protection against
normal handling and extra charges apply to special conditions.
. Any claim by Buyer against Seller for shortage or damage to the
Products occurring before delivery to the carrier must be presented in writing
to Seller within 30 days of receipt of shipment and include the original transportation bill signed by the carrier noting that the carrier received the Products
from Seller in the condition claimed.
12. Warranties
Products will be free from defects in materials and workmanship fo r a period
twelve months from the date of sale by Seller (or such other period expresse
in writing by Seller). Seller disclaims all other warranties, express or implie
(b) Limitations. SELLER MAKES NO WARRANTY OR REPRESENTATIO
EXPRESS OR IMPLIED, ABOUT NON-INFRINGEMENT, MERCHANTABI
ITY OR FITNESS FOR A PARTICULAR PURPOSE OF THE PRODUCT
BUYER ACKNOWLEDGES THAT IT ALONE HAS DETERMINED THAT TH
PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THE
INTENDED USE. Seller further disclaims all warranties and responsibility
any type for claims or expenses based on infringement by the Products or ot
erwise of any intellectual property right. (c) Buyer Remedy. Seller's sole ob
gation hereunder shall be to replace (in the form originally shipped with Buy
responsible for labor charges for removal or replacement thereof) the no
complying Product or, at Seller's election, to repay or credit Buyer an amou
equal to the purchase price of the Product; provided that in no event sh
Seller be responsible for warranty, repair, indemnity or any other claims
expenses regarding the Products unless Seller's analysis confirms that th
Products were properly handled, stored, installed and maintained and not su
ject to contamination, abuse, misuse or inappropriate modification. Return
any Products by Buyer must be approved in writing by Seller before shipmen
Seller shall not be liable for the suitability or unsuitability or the results from th
use of Products in combination with any electrical or electronic component
circuits, system assemblies, or any other materials or substances or enviro
ments. Any advice, recommendations or information given orally or in writin
are not to be construed as an amendment or addition to the above warranty.
13. Limitation on Liability; Etc. SELLER SHALL NOT BE LIABLE FOR SPECIA
INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES, LOSS O
PROFITS OR PRODUCTION OR COMMERCIAL LOSS IN ANY WAY CON
NECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED
CONTRACT, WARRANTY, NEGLIGENCE OR STRICT LIABILITY. Further,
no event shall liability of Seller exceed the individual price of the Product o
which liability is asserted.
14. Indemnities. Buyer shall indemnify and hold harmless Seller, its affiliates an
its employees from and against all liabilities, losses, claims, costs an
expenses (including attorney's fees and expenses) related to any claim, inve
tigation, litigation or proceeding (whether or not Seller is a party) which arise
or is alleged to arise from Buyer's acts or omissions under these Terms or
any way with respect to the Products . Without limiting the foregoing, Buyer (
its own expense) shall indemnify a nd hold h armless Seller and def end or sett
any action brought against Seller to the extent that it is based on a claim th
any Product made to Buyer specifications infringed intellectual property righ
of another party.
15. Property; Confidentiality. The intellectual property embodied in the Products
the exclusive property of Seller and its affiliates and Buyer shall not attempt
duplicate it in any way without the written permission of Seller. Notwithstan
ing any charges to Buyer for engineering or tooling, all engi neering and toolin
shall remain the exclusive property of Seller. All i nformation and materials su
plied by Seller to Buyer relating to the Products are confidential and prop
etary, and Buyer shall limit distribution thereof to its trusted employees an
strictly prevent disclosure to any third party.
16. Miscellaneous. (a) Waiver. No failure or delay by Seller in exercising an y rig
and no course of dealing between Buyer and Seller shall operate as a waiv
of rights by Seller. (b) Assignment. Buyer may not assign its rights hereund
without Seller's written consent. (c) Law. These Terms are governed by I
nois law (without regard to conflict of law principles). Federal and state cour
in Illinois shall have exclusive jurisdiction for any dispute hereunde
(d) Amendment. These Terms constitute the entire agreement between Buy
and Seller relating to the Products, and no provision may be changed
waived unless in writing signed by the parties. (e) Sev er ability. If any provisio
hereof is rendered ineffective or invalid, such provision shall not invalidate an
other provision. (f) Setoff. Buyer shall have no right to set off any amoun
against the amount owing in respect of this invoice.. (g) Definitions. As use
herein, "including" means "including without limitation".
. (a) Exclusive Warranty. Seller's exclusive warranty is that th
Certain Precautions on Specifications and Use
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1. Suitability for Use. Seller shall not be responsible for conformity with any standards, codes or regulations which apply to the combination of the Product in
Buyer's application or use of the Product. At Buyer's request, Seller will provide applicable third party certification documents identifying ratings and limitations of use which apply to the Product. This information by itself is not
sufficient for a complete determination of the suitability of the P roduct in combination with the end product, machine, system, or other application or use.
Buyer shall be solely responsible for determining appropriateness of the particular Product with respect to Buyer's application, product or system. Buyer
shall take application responsibility in all cases but the following is a nonexhaustive list of applications for which particular attention must be given:
(i) Outdoor use, uses involving potential chemical contamination or electrical
interference, or conditions or uses not described in this document.
(ii)Energy control systems, combustion systems, railroad systems, aviation
systems, medical equipment, amusement machines, vehicles, safety
equipment, and installations subject to
separate industry or government regulations.
(iii)Use in consumer products or any use in significant quantities.
(iv)Systems, machines and equipment that could present a risk to life or
property. Please kno w and obse rve all prohibi tio ns of use applicable to this
product.
NEVER USE THE PRODUCT FOR AN APPLICATION INVOLVING SERIOUS
RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE SYSTEM
AS A WHOLE HAS BEEN DESIGNED TO ADDRE SS THE RISKS, AND THAT
THE OMRON PRODUCT IS PROPERLY RATED AND INSTALLED FOR THE
INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM.
2. Programmable Products. Seller shall not be responsible for the user's
programming of a programmable product, or any consequence thereof.
3. Perf ormance Data. Performance data given in this publication is provided a
guide for the user in determining suitability and does not constitute a warran
It may represent the result of Seller's test co nditions, and the users must cor
late it to actual application requirements. Actual performance is subject
Seller's Warranty and Limitations of Liability.
4. Change in Specifications. Product specifications and accessories may
changed at any time based on improvements and other reasons. It is our pra
tice to change part numbers when published ratings or features are change
or when significant construction changes are made. However, some specific
tions of the Product may be changed without any notice. When in doubt, sp
cial part numbers may be assigned to fix or establish key specifications for yo
application. Please consult with your Seller representative at any time to co
firm actual specifications of purchased Product.
5. Errors and Omissions. The information in this publication has been carefu
checked and is believed to be accurate; however, no responsibility is assum
for clerical, typographical or proofreading errors, or omissions.
6. RoHS Compliance
of our knowledge as of the date of this publication, with the requi rements of t
European Union's Directive on the Restriction of certain Hazardous Su
stances ("RoHS"), although the requirements of RoHS do not take effect u
July 2006. These requirements may be subject to change. Please consult o
website for current information.
. Where indicated, our products currently comply , to the b
Complete “Terms and Conditions of Sale” for product purchase and use are on Omron’s website
at www.components.omron.com – under the “About Us” tab, in the Legal Matters section.
ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.
To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527.
OMRON ELECTRONIC
COMPONENTS LLC
55 E. Commerce Drive, Suite B
Schaumburg, IL 60173
OMRON CANADA, INC.
885 Milner Avenue
Toronto, Ontario M1B 5V8
416-286-6465
OMRON ON-LINE
Global - http://www.omron.com
USA - http://www.components.omron.com
Canada - http://www.omron.ca
847-882-2288
Cat. No. JB301-E3-01
3/05 Specifications subject to change without notice
Printed in USA
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