Taiwan Semiconductor Corporation P6KE130A

Overview

P6KE130A from Taiwan Semiconductor is a unidirectional 600W transient voltage suppressor (TVS) diode designed for primary-level overvoltage protection in DC power rails and signal lines. It features a 130V nominal breakdown voltage (VBR min/max = 124V/137V), 111V standoff voltage (VWM), clamps to ≤179V at 3.5A peak surge current, and delivers sub-nanosecond response time (<1.0ps from 0V to VBR). It is widely deployed in automotive body control modules to protect CAN transceivers against load dump and ISO 7637-2 pulses.

For engineers reviewing the P6KE130A datasheet, P6KE130A pinout, P6KE130A application, or P6KE130A equivalent, key selection criteria include its DO-15 package compatibility, AEC-Q101 qualification (H-grade variant), 175°C maximum junction temperature, and verified clamping performance under 10/1000μs surge waveforms - critical for ESD and EFT immunity design in industrial and automotive electronics.

Technical Context

The P6KE130A operates as a silicon avalanche diode with unidirectional polarity, leveraging controlled reverse-biased breakdown to clamp transient voltages above its VWM of 111V. Its low dynamic impedance ensures stable clamping during fast-rising surges, while its <1.0ps response enables effective suppression of ESD events per IEC 61000-4-2.

Thermal derating follows a linear curve above 25°C ambient, maintaining 600W peak pulse power only at TA ≤25°C and reducing to ~300W at 75°C. The device is rated for 100A non-repetitive forward surge (IFSM) and exhibits <1μA reverse leakage at VWM - essential for low-power standby circuit integrity.

Key Specifications

Pinout & Package

Package: DO-204AC (DO-15), axial-leaded, cathode indicated by band marking. Lead material: pure tin-plated, J-STD-002 solderable. Molding compound: UL 94V-0 rated.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar transient voltage suppression applications.

Compared with SMBJ130A and 1.5KE130A, the P6KE130A offers optimal balance of through-hole manufacturability, AEC-Q101 qualification, and precise clamping voltage - making it the preferred choice for cost-sensitive, high-volume automotive and industrial power rail protection where DO-15 footprint and proven reliability are mandatory.

Availability

P6KE130A is available at Aetrix Electronics and suitable for automotive body electronics, industrial PLC I/O modules, and DC motor drive protection requiring stable component supply and long-term lifecycle support.

Supply support for P6KE130A includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Taiwan Semiconductor Corporation (TSC) is a vertically integrated semiconductor manufacturer specializing in discrete power devices, TVS diodes, rectifiers, and MOSFETs with global distribution and AEC-Q101 validation capability.

The P6KE series was engineered specifically for robust, cost-effective overvoltage protection in automotive and industrial environments - emphasizing high surge tolerance, tight parametric consistency, and long-term reliability under thermal cycling.

FAQ

What is the clamping voltage of P6KE130A at its rated peak surge current?

The P6KE130A clamps to a maximum of 179 V when subjected to its specified peak surge current of 3.5 A under the standard 10/1000 μs waveform. This value is measured per ANSI/IEEE C62.35 and guarantees that downstream components experience no more than this voltage during transient events - a critical parameter for ensuring compatibility with 200 V-rated capacitors and 175 °C-rated ICs in the same power domain. The P6KE130A maintains this clamping performance across its full operating temperature range.

Is P6KE130A suitable for bidirectional transient protection?

No, the P6KE130A is a unidirectional TVS diode and must be used with correct polarity - cathode connected to the protected line and anode to ground. For bidirectional protection, the P6KE130CA variant is required, which provides symmetrical clamping in both polarities. Using P6KE130A in reverse-biased configuration will result in forward conduction and potential failure. Always verify polarity marking (cathode band) during layout and assembly of the P6KE130A.

Does P6KE130A meet AEC-Q101 qualification?

Yes, the P6KE130A is available in AEC-Q101-qualified versions - specifically the P6KE130AH variant - which undergoes rigorous stress testing including temperature cycling, highly accelerated life testing (HALT), and ESD qualification per automotive requirements. Standard P6KE130A may not carry AEC-Q101 certification unless ordered with the "H" suffix; always confirm part marking and packaging code (e.g., P6KE130AH) to ensure compliance for automotive applications.

What is the maximum allowable junction temperature for P6KE130A?

The P6KE130A has a maximum junction temperature (TJ max) of +175 °C, enabling reliable operation in under-hood automotive environments and sealed industrial enclosures. This rating assumes proper PCB thermal relief - specifically 5 × 5 mm copper pads per lead - and derating per Figure 2 in the datasheet. At 75 °C ambient, the device retains ~50% of its 600 W peak pulse power capability, ensuring functional safety margins even in thermally demanding deployments of the P6KE130A.

How does P6KE130A compare to P6KE130 in terms of electrical performance?

The P6KE130A offers tighter breakdown voltage tolerance (124–137 V) versus the standard P6KE130 (117–143 V), resulting in more consistent clamping behavior and improved system-level surge margin predictability. Both share identical package (DO-15), power rating (600 W), and thermal specs, but the "A" suffix denotes enhanced VBR uniformity - critical for designs where precise voltage thresholding affects fault detection logic or regulator enable timing in systems using the P6KE130A.