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Taiwan Semiconductor Corporation 1.5KE12CA A0G — Circuit Protection

1.5KE12CA A0G TVS Diode, 1500W, Bidirectional, DO-201

MPN1.5KE12CA A0G
Active

Taiwan Semiconductor 1.5KE series bidirectional Zener TVS diode, 1.5KE12CA A0G, 1500W peak pulse power, 10.2V reverse standoff, 94A peak pulse current, DO-201AA/DO-27 axial package, Tape & Box.

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

Specifications

1.5KE12CA A0G specifications
ParameterValue
TypeZener
Series1.5KE
MountingThrough Hole
Voltage - breakdown11.4V
Voltage - clamping (Max) @ ipp16.7V
Voltage - reverse standoff10.2V
Current - peak pulse (10/1000μs)94A
Power - peak pulse1500W (1.5kW)
Power line protectionNo
Operating temperature-55°C~175°C(TJ)
PackageTape & Box (TB)
ApplicationsGeneral Purpose
CaseDO-201AA, DO-27, Axial
Bidirectional channels1

Product details

1500W bidirectional TVS for 12V rail clamping

The 1.5KE12CA A0G: It clamps a 12V nominal rail: reverse standoff is 10.2V, breakdown triggers at 11.4V min, and the clamping voltage at 94A peak pulse current is 16.7V max. The single bidirectional channel means one device protects both polarities — no need to series two unidirectional parts. The 1500W rating at the 10/1000µs test waveform gives you the energy-handling budget for industrial power supply transients, surge events on 12V battery lines, or general-purpose board-level ESD clamping.

Housed in a DO-201AA / DO-27 axial-lead package, the 1.5KE12CA A0G is a through-hole device supplied in Tape & Box (TB) format. The axial body suits point-to-point wiring or PCB mounting with lead bending — the 0.042-inch (1.07 mm) diameter leads handle the 94 A peak pulse without fusing.

Active production — sourcing posture

Taiwan Semiconductor lists the 1.5KE12CA A0G as Active.

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