PSMAJ400(C)A
Green
400W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Features
Mechanical Data
•
•
•
•
•
•
400W Peak Pulse Power Dissipation
Unidirectional and Bidirectional Versions Available
Excellent Clamping Capability
Fast Response Time
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
•
•
Case: SMA
Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
Polarity Indicator: Cathode Band (Note: Bi-directional devices
have no polarity indicator.)
•
•
•
•
Weight: 0.064 grams (approximate)
SMA
Bottom View
Top View
Ordering Information (Note 4)
Part Number
Case
Packaging
PSMAJ400(C)A-13
SMA
5000/Tape & Reel
Notes:
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.
2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http://www.diodes.com.
Marking Information
400x = Product type marking code
400C – BI
400A – UNI
YWW
400x
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year (ex: 2 for 2012)
WW = Week code (01 to 53)
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Peak Pulse Power Dissipation
400
W
PPK
(Non repetitive current pulse derated above TA = +25° C, TP = 1ms) (Note 5)
Peak Forward Surge Current, 8.3ms Single Half Sine Wave Superimposed
on Rated Load (Notes 6 & 7)
40
A
IFSM
1.0
6.5
W
V
Steady State Power Dissipation @ TL = +120°C
Instantaneous Forward Voltage @ IPP = 25A (Notes 6 & 7)
PM(AV)
VF
Notes:
5. Non-repetitive current pulse, per Fig. 4 and derated above TA = +25° C, per Fig.1.
6. Measured with 8.3ms single half sine-wave. Duty cycle = 4 pulses per minute maximum.
7. Unidirectional units only.
1 of 4
www.diodes.com
November 2012
© Diodes Incorporated
PSMAJ400(C)A
Document number: DS35914 Rev. 3 - 2