Diodes DESD5V2S2UT User Manual
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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
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