p
θ
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Features
• 260 Watts Peak Pulse Power (tp = 8x20μs)
• 61000-4-2 (ESD): Air – 30kV, Contact – 30kV
• MIL-STD 883(ESD), HBM – 10kV
• Low Reverse Leakage Current, I
• Unidirectional Configuration
• Lead Free/RoHS Compliant (Note 3)
• “Green” Device (Note 4)
• Qualified to AEC-Q101 Standards for High Reliability
NEW PRODUCT
< 1μA
R
Top View
DESD5V2S2UT
UNIDIRECTIONAL SURFACE MOUNT TVS
Mechanical Data
• Case: SOT-23
• Case Material: Molded Plastic, “Green” Molding Compound,
Note 3. UL Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Matte Tin Finish annealed over Alloy 42 leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
• Ordering Information: See Page 2
• Marking Information: See Page 2
• Weight: 0.0089 grams (approximate)
3
21
Device Schematic
Thermal Characteristics – Total Device
Characteristic Symbol Value Unit
Peak Pulse Power (tp = 8x20μs) (Note 6) TA = 25°C P
Thermal Resistance, Junction to Ambient (Note 6) TA = 25°C
Operating and Storage Temperature Range
Electrical Characteristics @T
Reverse
Standoff
Voltage
V
(V)
RWM
5.2 6.4 7.2 5.0 1 9 20 15 165 200
Notes: 1. VR = 0V, f = 1MHz.
DESD5V2S2UT
Document number: DS31791 Rev. 3 - 2
Breakdown
Voltage
V
@ IT
BR
Min (V) Max (V)
2. Clamping voltage value is based on an 8x20 μs peak pulse current (I
3. No purposefully added lead.
4. Diodes Inc.’s “Green” policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
5. Short duration pulse test used to minimize self-heating effect.
6. Device mounted on FR-4 PC board with suggested pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
7. Measured across either pin 1 and pin 3 or pin 2 and pin 3.
Test
Current
IT (mA) IR (μA) VC (V)
= 25°C unless otherwise specified
A
Leakage @ V
Max. Reverse
RWM
(Note 5)
R
JA
T
, T
J
Max. Clamping
Voltage @ I
pp
= 1A
(Note 2)
) waveform.
pp
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k
STG
Max. Clamping
Voltage V
I
PP
V
(V) I
C
260 W
417
°C/W
-65 to +150
@
Typical Total
Capacitance C
C
(Note 2)
(A) (pF) (pF)
PP
(Note 1)
Maximum Total
Capacitance C
T
(Note 1)
September 2009
© Diodes Incorporated
°C
T
P, P
P
U
P
OWER
NEW PRODUCT
DESD5V2S2UT
pp pp
Ppp
I , PEAK PULSE CURRENT (%I )
Fig. 1 Pulse Waveform
10,000
1,000
(W)
t, TIME (ms)
I , PEAK PULSE CURRENT (%I )
t, TIME ( s)
Fig. 2 Pulse Waveform
200
180
160
140
μ
f = 1MHz
120
100
LSE
EAK
10
PK
1
1 10 100 1,000 10,000
Fig. 3 Max. Peak Pulse Power vs. Pulse Duration
t , PULSE DURATION (µs)
d
100
80
60
T
C , TOTAL CAPACITANCE (pF)
40
20
0
0123 456
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Total Capacitance vs. Reverse Voltage
R
Ordering Information (Note 8)
Part Number Case Packaging
DESD5V2S2UT-7 SOT-23 3000/Tape & Reel
Notes: 8. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
ED6
Date Code Key
Year 2009 2010 2011 2012 2013 2014 2015
Code W X Y Z A B C
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
DESD5V2S2UT
Document number: DS31791 Rev. 3 - 2
ED6 = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: W = 2009)
YM
M = Month (ex: 9 = September)
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September 2009
© Diodes Incorporated
Package Outline Dimensions
K
NEW PRODUCT
F
J
Suggested Pad Layout
Z
DESD5V2S2UT
A
Dim Min Max Typ
A 0.37 0.51 0.40
C
B
B 1.20 1.40 1.30
C 2.30 2.50 2.40
D 0.89 1.03 0.915
F 0.45 0.60 0.535
H
K1
D
G
L
M
G 1.78 2.05 1.83
H 2.80 3.00 2.90
J 0.013 0.10 0.05
K 0.903 1.10 1.00
K1 - - 0.400
L 0.45 0.61 0.55
M 0.085 0.18 0.11
α
Y
C
X
E
Dimensions Value (in mm)
SOT-23
0° 8° -
All Dimensions in mm
Z 2.9
X 0.8
Y 0.9
C 2.0
E 1.35
DESD5V2S2UT
Document number: DS31791 Rev. 3 - 2
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September 2009
© Diodes Incorporated
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorize d application, Customers shall indemnify and
NEW PRODUCT
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2009, Diodes Incorporated
www.diodes.com
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
IMPORTANT NOTICE
LIFE SUPPORT
DESD5V2S2UT
DESD5V2S2UT
Document number: DS31791 Rev. 3 - 2
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September 2009
© Diodes Incorporated
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