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Vishay General Semiconductor - Diodes Division 1.5KE18CAHE3_B/C — Circuit Protection

1.5KE18CAHE3_B/C Vishay TVS Diode, 1.5kW, AEC-Q101, DO-201

MPN1.5KE18CAHE3_B/C
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Vishay General Semiconductor - Diodes Division TransZorb® Automotive TVS diode, Type Zener, 1.5KE18CAHE3_B/C, 1.5kW peak pulse, 15.3V reverse standoff, DO-201AA (DO-27) axial.

$0.4467Ref. price · indicative, final on quote
Vishay General Semiconductor - Diodes Division 1.5KE18CAHE3_B/C datasheet (PDF)
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

1.5KE18CAHE3_B/C specifications
ParameterValue
TypeZener
SeriesTransZorb®
MountingThrough Hole
Voltage - breakdown17.1V
Voltage - clamping (Max) @ ipp25.5V
Voltage - reverse standoff15.3V
Current - peak pulse (10/1000μs)60A
Power - peak pulse1500W (1.5kW)
Power line protectionNo
Operating temperature-55°C ~ 175°C (TJ)
GradeAutomotive
PackageTape & Reel (TR)
ApplicationsTelecom
QualificationAEC-Q101
CaseDO-201AA, DO-27, Axial
Bidirectional channels1

Product details

Automotive qualification and production status

The 1.5KE18CAHE3_B/C: The part carries AEC-Q101 qualification, meaning it has passed the reliability stress tests (temperature cycling, HTRB, H3TRB) required for automotive-grade discrete semiconductors. The bidirectional channel handles both positive and negative transients on a single line.

Telecom and industrial surge suppression

Listed applications include Telecom — the 1.5 kW peak pulse rating and DO-201AA axial package make it suitable for secondary surge protection on communication lines, power supplies, and automotive load-dump clamping where board space is not the primary constraint.

Frequently asked questions

Is the 1.5KE18CAHE3_B/C AEC-Q101 qualified?

Yes, the device is AEC-Q101 qualified, meeting automotive discrete semiconductor reliability standards for underhood and harsh-environment applications.