P4SMA Series
www.vishay.com Vishay General Semiconductor
Revision: 10-Oct-2018 1Document Number: 88367
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Surface Mount TRANSZORB®
Transient Voltage Suppressors
DEVICES FOR BI-DIRECTION APPLICATIONS
For bi-directional devices use CA suffix (e.g. P4SMA10CA).
Electrical characteristics apply in both directions.
FEATURES
• Low profile package
• Ideal for automated placement
• Glass passivated chip junction
• Available in uni-directional and bi-directional
• 400 W peak pulse power capability with a
10/1000 μs waveform, repetitive rate
(duty cycle): 0.01 % (300 W above 91 V)
• Excellent clamping capability
• Very fast response time
• Low incremental surge resistance
• Meets MSL level 1, per J-STD-020, LF maximum peak
of 260 °C
• AEC-Q101 qualified available
- Automotive ordering code: P/NHE3 or P/NHM3
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
TYPICAL APPLICATIONS
Use in sensitive electronics protection against voltage
transients induced by inductive load switching and lighting
on ICs, MOSFET, signal lines of sensor units for consumer,
computer, industrial, and telecommunication.
MECHANICAL DATA
Case: SMA (DO-214AC)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS-compliant, commercial grade
Base P/N-M3 - halogen-free, RoHS-compliant, commercial
grade
Base P/NHE3_X - RoHS-compliant and AEC-Q101 qualified
Base P/NHM3_X - halogen-free, RoHS-compliant, and
AEC-Q101 qualified
(“_X” denotes revision code e.g. A, B, ..... and only available
for 250 V to 540 V type)
Terminals: matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
E3, M3, HE3, and HM3 suffix meets JESD 201 class 2
whisker test
Polarity: for uni-directional types the band denotes cathode
end, no marking on bi-directional types
Notes
(1) Non-repetitive current pulse, per fig. 3 and derated above TA = 25 °C per fig. 2. Rating is 300 W above 91 V
(2) Mounted on 0.2" x 0.2" (5.0 mm x 5.0 mm) copper pads to each terminal
PRIMARY CHARACTERISTICS
VWM (uni-directional) 5.8 V to 459 V
VWM (bi-directional) 5.8 V to 185 V
VBR (uni-directional) 6.8 V to 540 V
VBR (bi-directional) 6.8 V to 220 V
PPPM 400 W, 300 W
PD3.3 W
IFSM (uni-directional only) 40 A
TJ max. 150 °C
Polarity Uni-directional, bi-directional
Package SMA (DO-214AC)
Available
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL VALUE UNIT
Peak power dissipation with a 10/1000 μs waveform (1)(2) (fig. 1) PPPM 400 W
Peak pulse current with a 10/1000 μs waveform (1) (fig. 3) IPPM See next table A
Power dissipation on infinite heatsink at TA = 50 °C PD3.3 W
Peak forward surge current 8.3 ms single half sine-wave uni-directional only (2) IFSM 40 A
Operating junction and storage temperature range TJ, TSTG -65 to +150 °C