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Microchip Technology 1N6145A — Circuit Protection

1N6145A Zener TVS Diode – 1500W, 9.9V Standoff, Active

MPN1N6145A
End of Life

Microchip Technology 1N6145A, Zener TVS Diode, 1500W peak pulse power, 9.9V reverse standoff, 18.2V clamping, Through Hole, B Axial package, Active

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

Specifications

1N6145A specifications
ParameterValue
TypeZener
MountingThrough Hole
Voltage - breakdown12.35V
Voltage - clamping (Max) @ ipp18.2V
Voltage - reverse standoff9.9V
Current - peak pulse (10/1000μs)82.4A
Power - peak pulse1500W (1.5kW)
Power line protectionNo
Operating temperature-55°C~175°C(TJ)
PackageBulk
ApplicationsGeneral Purpose
CaseB, Axial
Bidirectional channels1

Product details

TVS diode for high-energy transient clamping

It clamps transients at 18.2V maximum while standing off 9.9V reverse voltage, making it a fit for 12V nominal rail protection in industrial and automotive environments.

Peak pulse current and clamping performance

The 82.4A peak pulse current rating (10/1000µs) defines the surge capacity for direct lightning strikes or inductive kickback from motors and solenoids. At 1500W peak power, this TVS can absorb repetitive pulses as long as the junction temperature stays within the -55°C to 175°C limit. The 18.2V clamping voltage at Ipp ensures that downstream semiconductors rated for 20V or higher survive the clamped transient without secondary protection.

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