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Taiwan Semiconductor Corporation 1.5SMC36CAHR7G — Circuit Protection

1.5SMC36CAHR7G TVS Diode, 1500W, Bidirectional, AEC-Q101

MPN1.5SMC36CAHR7G
Active

Taiwan Semiconductor 1.5SMC series Automotive Zener TVS Diode, 1.5SMC36CAHR7G, Bidirectional, 1500W peak pulse, 30.8V standoff, DO-214AB (SMC), Tape & Reel.

Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

1.5SMC36CAHR7G specifications
ParameterValue
TypeZener
Series1.5SMC
MountingSurface Mount
Voltage - breakdown34.2V
Voltage - clamping (Max) @ ipp49.9V
Voltage - reverse standoff30.8V
Current - peak pulse (10/1000μs)31A
Power - peak pulse1500W (1.5kW)
Power line protectionNo
Operating temperature-55°C ~ 150°C (TJ)
GradeAutomotive
PackageTape & Reel (TR)
QualificationAEC-Q101
CaseDO-214AB, SMC
Bidirectional channels1

Product details

Automotive-grade transient suppression for 30.8V rails

The 1.5SMC36CAHR7G: It clamps at 49.9V max with a 31A peak pulse current, protecting a 30.8V reverse standoff rail from transients up to that energy level.

BOM-fit parametrics for the 30.8V bus

Reverse standoff voltage is 30.8V typical, with a minimum breakdown of 34.2V. The clamping voltage of 49.9V at 31A peak pulse current defines the protection ceiling — downstream components must survive that clamp level during a surge. Single bidirectional channel means one device handles both positive and negative transients on the same line, reducing component count on a 30.8V supply rail. No power line protection feature — this is a pure transient suppressor, not a filter.

Frequently asked questions

What is 1.5SMC36CAHR7G's listed type and grade?

The type is Zener and the grade is Automotive, with AEC-Q101 qualification. This means it is qualified for automotive stress levels and temperature ranges.