Vishay 1N4148WS Schematic [ru]

www.vishay.com

Small Signal Fast Switching Diode

MARKING (example only)

X Y

22610

Bar = cathode marking
XY = type code

MECHANICAL DATA

Case: SOD-323

Weight: approx. 4.3 mg

Packaging codes/options:

18/10K per 13" reel (8 mm tape), 10K/box

08/3K per 7" reel (8 mm tape), 15K/box

1N4148WS

Vishay Semiconductors

FEATURES

• Silicon epitaxial planar diode

• Fast switching diodes

• AEC-Q101 qualified

• Base P/N-E3 - RoHS-compliant, commercial
grade

• Base P/N-HE3 - RoHS-compliant, AEC-Q101
qualified

• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912 












PARTS TABLE

PART ORDERING CODE INTERNAL CONSTRUCTION TYPE MARKING REMARKS

1N4148WS

ABSOLUTE MAXIMUM RATINGS (T

PARAMETER TEST CONDITION SYMBOL VALUE UNIT

Reverse voltage V

Repetitive peak reverse voltage V

Average rectified current half wave
rectification with resistive load

Surge forward current t < 1 s and T

Power dissipation

Note

(1)

Valid provided that electrodes are kept at ambient temperature.

THERMAL CHARACTERISTICS (T

PARAMETER TEST CONDITION SYMBOL VALUE UNIT

Thermal resistance junction to ambient air

Junction temperature T

Storage temperature range T

Operating temperature range T

Note

(1)

Valid provided that electrodes are kept at ambient temperature

1N4148WS-E3-08 or 1N4148WS-E3-18

1N4148WS-HE3-08 or 1N4148WS-HE3-18

= 25 °C, unless otherwise specified)

amb

(1)

(1)

amb

(1)

f  50 Hz I

= 25 °C, unless otherwise specified)

Single diode A2 Tape and reel

= 25 °C I

j

F(AV)

FSM

P

R

R

RRM

tot

thJA

stg

op

75

100

150

350

200 mW

650 K/W

j

150 °C

- 65 to + 150 °C

- 55 to + 150 °C

V

mA

Rev. 2.0, 14-May-13

For technical questions within your region: [e-mail]

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ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

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Document Number: 85751

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17437

0

1

2

V

F

(V)

I

F

(mA)

10

-1

10

-2

1

10

10

2

10

3

Tj = 100 °C

T

j

= 25 °C

17438

f = 1 kHz

T

j

= 25 °C

IF (mA)

R

f

(Ω)

10

10

2

10

3

10

4

10

-2

10

-1

110

2

10

2

5

2

5

2

5

2

5

0

50

100

150

200

250

0 50 100 150 200

20324

T

amb

- Ambient Temperature (°C)

P

tot

- Power Dissipation (mW)

1N4148WS

Vishay Semiconductors

ELECTRICAL CHARACTERISTICS (T

= 25 °C, unless otherwise specified)

amb

PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT

Forward voltage

Leakage current

V

= 20 V, Tj = 150 °C I

R

Diode capacitance V

= 10 mA V

F

I

= 100 mA V

F

V

= 20 V I

R

V

= 75 V I

R

= 100 V I

R

= VR = 0 V C

F

F

F

R

R

R

R

D

1V

1.2 V

25 nA

5

100

50

4pF

I

Tested with 50 mA pulses,

Voltage rise when switching ON

Reverse recovery time

TYPICAL CHARACTERISTICS (T

t

= 0.1 μs, rise time < 30 ns,

p

f

= (5 to 100) kHz

p

= 10 mA, iR = 1 mA, VR = 6 V,

I

F

R

= 100 

L

= 25 °C, unless otherwise specified)

amb

V

fr

t

rr

2.5 V

4ns

μAV

Fig. 2 - Dynamic Forward Resistance vs. Forward Current

Rev. 2.0, 14-May-13

For technical questions within your region: [e-mail]

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Fig. 1 - Forward Characteristics

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Fig. 3 - Admissible Power Dissipation vs. Ambient Temperature

T

= 25 °C

1.1

j

f = 1 MHz

1.0

)

R

0.9

(V

(0 V)

D

D

C

C

0.8

0.7

2086410

17440

VR (V)

Fig. 4 - Relative Capacitance vs. Reverse Voltage

2

Document Number: 85751

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17441

Tj (°C)

I

R

(nA)

10

10

2

10

3

10

4

100 200

2

5

2

5

2

5

2

5

VR = 20 V

1

0

Fig. 5 - Leakage Current vs. Junction Temperature

100

5
4
3

2

(A)

FRM

I

17442

10

0.1

5
4
3

2

0.2

1

0.5

5
4
3

2

-5

10

0.1

n = 0

-4

10

10

1N4148WS

Vishay Semiconductors

I

n = t

/T T = 1/f

P

I

t

P

T

-3

-2

25 2 525 25 25 25

10

-1

1

tP (s)

P

FRM

t

1010

Fig. 6 - Admissible Repetitive Peak Forward Current vs. Pulse Duration

Rev. 2.0, 14-May-13

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

3

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ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

, [e-mail], [e-mail]

Document Number: 85751

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Foot print recommendation:

Rev. 5 - Date: 23.Sept.2009

17443

Document no.:S8-V-3910.02-001 (4)

0.6 (0.024)

0.6 (0.024)0.6 (0.024)

1.6 (0.063)

0.10 (0.004)

Cathode bar

0.20 (0.008)

0.40 (0.016)

2.50 (0.098)

1.1 (0.043)

1.5 (0.059)

2.85 (0.112)

1.60 (0.063)

1.95 (0.077)

0.15 (0.006)

0.1 (0.004) max.

1.15 (0.045)

0.8 (0.031)

Created - Date: 24.August.2004

0.40 (0.016)

0.25 (0.010)

0.2 (0.008)

0° to 8°

PACKAGE DIMENSIONS in millimeters (inches): SOD-323

1N4148WS

Vishay Semiconductors

Rev. 2.0, 14-May-13

For technical questions within your region: [e-mail]

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

4

, [e-mail], [e-mail]

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Document Number: 85751

Legal Disclaimer Notice

www.vishay.com

Vishay

Disclaimer

ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.

Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.

Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
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Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular
product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.

Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
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Material Category Policy

Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.

Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.

Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.

Revision: 02-Oct-12

1

Document Number: 91000