DESD5V2S2UT
UNIDIRECTIONAL SURFACE MOUNT TVS
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Features
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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
R
< 1μA
Unidirectional Configuration
Lead Free/RoHS Compliant (Note 3)
“Green” Device (Note 4)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
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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)
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NEW PRODUCT
1
2
Top View
Device Schematic
Thermal Characteristics – Total Device
Characteristic
Peak Pulse Power (tp = 8x20μs)
Thermal Resistance, Junction to Ambient
Operating and Storage Temperature Range
(Note 6) T
A
= 25°C
(Note 6) T
A
= 25°C
Symbol
P
pk
R
θ
JA
T
J
, T
STG
Value
260
417
-65 to +150
Unit
W
°C/W
°C
Electrical Characteristics
Reverse
Standoff
Voltage
V
RWM
(V)
5.2
Notes:
1.
2.
3.
4.
5.
6.
7.
@T
A
= 25°C unless otherwise specified
Max. Reverse
Max. Clamping
Max. Clamping
Leakage @ V
RWM
Voltage @ I
pp
= 1A Voltage V
C
@
I
PP
(Note 2)
(Note 5)
(Note 2)
V
C
(V) I
PP
(A)
I
R
(μA)
V
C
(V)
1
9
20
15
Typical Total
Capacitance C
T
(Note 1)
(pF)
165
Maximum Total
Capacitance C
T
(Note 1)
(pF)
200
Breakdown
Voltage
V
BR
@ I
T
Min (V) Max (V)
6.4
7.2
Test
Current
I
T
(mA)
5.0
V
R
= 0V, f = 1MHz.
Clamping voltage value is based on an 8x20
μs
peak pulse current (I
pp
) waveform.
No purposefully added lead.
Diodes Inc.’s “Green” policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
Short duration pulse test used to minimize self-heating effect.
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.
Measured across either pin 1 and pin 3 or pin 2 and pin 3.
DESD5V2S2UT
Document number: DS31791 Rev. 3 - 2
1 of 4
www.diodes.com
September 2009
© Diodes Incorporated
DESD5V2S2UT
IMPORTANT NOTICE
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 unauthorized application, Customers shall indemnify and
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.
LIFE SUPPORT
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
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
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.
NEW PRODUCT
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
DESD5V2S2UT
Document number: DS31791 Rev. 3 - 2
4 of 4
www.diodes.com
September 2009
© Diodes Incorporated
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