Automotive 400W TVS diode in SMA package, offering unidirectional transient voltage suppression. Features a 24V reverse standoff voltage, 26.7V minimum breakdown voltage, and 29.5V maximum breakdown voltage. Clamping voltage is 50V, with a peak pulse current of 46A and peak pulse power of 400W. Operates across a wide temperature range from -55°C to 150°C, with a low leakage current of 200nA. Surface mountable with SMD/SMT termination, supplied in tape and reel packaging.
PackageSMA
MountingSurface Mount
PolarityUnidirectional
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Technical Specifications
Stmicroelectronics SM4T28AY technical specifications.
General
Package/Case
SMA
Clamping Voltage
50V
Diode Type
ZENER
Direction
Unidirectional
Height
2.45mm
Leakage Current
200nA
Length
4.6mm
Max Breakdown Voltage
29.5V
Min Breakdown Voltage
26.7V
Max Operating Temperature
150°C
Min Operating Temperature
-55°C
Max Reverse Leakage Current
200nA
Mount
Surface Mount
Number of Channels
1
Number of Elements
1
Number of Unidirectional Channels
1
Package Quantity
5000
Packaging
Tape and Reel
Peak Pulse Current
46A
Peak Pulse Power
400W
Polarity
Unidirectional
Power Line Protection
No
Reach SVHC Compliant
No
Reverse Breakdown Voltage
26.7V
Reverse Standoff Voltage
24V
RoHS Compliant
Yes
Series
Automotive, AEC-Q101, SM4TY, TRANSIL™
Termination
SMD/SMT
Width
2.9mm
Compliance
RoHS
Compliant
Datasheet
Stmicroelectronics SM4T28AY Datasheet
Download the complete datasheet for Stmicroelectronics SM4T28AY to view detailed technical specifications.
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