Vishay General Semiconductor - Diodes Division P6KE300C-E3/54
- Part No.:
- P6KE300C-E3/54
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-204AC, DO-15, Axial
- Datasheet:
-
P6KE300C-E3/54.pdf
- Description:
- TVS DIODE 243VWM 430VC DO204AC
- Quantity:
- Payment:

- Shipping:

Inventory:9,462
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Product details
Overview
P6KE300C-E3/54 from Vishay General Semiconductor is a bi-directional Transient Voltage Suppressor (TVS) diode designed for robust overvoltage protection in signal and power lines. It features a 300 V breakdown voltage (VBR = 285–315 V), 600 W peak pulse power rating (10/1000 μs), clamping voltage of 414 V at 1.4 A, and operates across –55 °C to +175 °C junction temperature. It is used to protect MOSFETs, ICs, and sensor interfaces against lightning-induced surges and inductive switching transients in industrial power supplies.
For engineers reviewing the P6KE300C-E3/54 datasheet, P6KE300C-E3/54 pinout, P6KE300C-E3/54 application, or P6KE300C-E3/54 equivalent, key selection criteria include its bi-directional clamping behavior, DO-204AC (DO-15) package compatibility, AEC-Q101 qualification status, and verified clamping performance under 10/1000 μs surge conditions - critical for automotive and industrial ESD/surge co-design.
Technical Context
The P6KE300C-E3/54 implements a glass-passivated silicon junction optimized for fast transient response (<1 ns) and low dynamic impedance during surge events. Its bi-directional architecture enables symmetrical clamping in AC-coupled or floating signal paths without polarity constraints.
It delivers 600 W peak pulse power with strict derating above 25 °C (per Fig. 2), supports 100 A non-repetitive forward surge current (IFSM), and maintains stable breakdown voltage with ±0.110 %/°C temperature coefficient - enabling predictable protection margin across wide thermal operating ranges.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VBR (min/max) | 285 V / 315 V at 1.0 mA test current - defines reliable conduction onset threshold for bi-directional surge clamping |
| VWM | 256 V - maximum continuous reverse working voltage before leakage exceeds 1.0 μA; sets safe operating margin below breakdown |
| VC @ IPPM | 414 V at 1.4 A (10/1000 μs) - peak clamped voltage seen by protected circuit during worst-case surge event |
| PPPM | 600 W - peak transient energy absorption capability without failure; validated per IEC 61000-4-5 Level 4 compliance paths |
| TJ max. | +175 °C - enables use in high-temperature environments such as under-hood automotive or enclosed industrial enclosures |
| RθJL | 20 °C/W - low junction-to-lead thermal resistance supports sustained power dissipation in PCB-constrained layouts |
| AEC-Q101 | Qualified - certified for automotive-grade reliability including temperature cycling, HTRB, and ESD testing per stress test plan |
Pinout & Package
Package: DO-204AC (DO-15), axial-leaded, molded epoxy case meeting UL 94 V-0 flammability rating. Matte tin-plated leads compliant with J-STD-002 and JESD 22-B102 solderability standards. No polarity marking - bi-directional operation confirmed.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode/Cathode (symmetrical) | Bi-directional surge conduction path | Either lead serves as input/output terminal; no cathode band - enables blind-mounting in AC or floating circuits |
| Case (body) | Non-electrical mechanical interface | Insulated epoxy body provides creepage/clearance isolation; no thermal or electrical connection to die |
Key Features
| Feature | Design Value |
|---|---|
| Glass passivated chip junction | Enables stable VBR tolerance (±5 %) and long-term reliability under humidity and thermal cycling stress |
| 600 W peak pulse power (10/1000 μs) | Supports IEC 61000-4-5 surge immunity up to 4 kV (line-earth) in properly filtered systems |
| AEC-Q101 qualification | Validates suitability for automotive powertrain and body electronics where field failure risk must be minimized |
| Low incremental surge resistance | Ensures minimal voltage overshoot during fast-rising transients (<1 ns response), critical for protecting sensitive gate oxides |
| RoHS-compliant, matte tin plating | Meets JESD 201 Class 1A whisker resistance - eliminates tin whisker risk in high-reliability long-life deployments |
Applications
| Industrial Motor Drives | Automotive Body Control Modules |
|---|---|
Use Scenario: Protection of gate driver inputs and feedback sensing lines against inductive kickback from 24 V solenoid loads. IC Role / Device Role / Timing Role: Bi-directional clamping element placed directly at connector entry point to limit transient voltage to ≤414 V. Use Value: Prevents latch-up or oxide rupture in isolated gate drivers (e.g., Si823x) during 100 A coil de-energization events. |
Use Scenario: Surge suppression on LIN bus lines exposed to load dump and jump-start conditions in door module ECUs. IC Role / Device Role / Timing Role: Primary TVS device shunting transients before they reach LIN transceiver ICs (e.g., TJA1020). Use Value: Maintains <256 V working voltage margin while clamping 1.4 A surges to 414 V - within LIN physical layer withstand limits. |
| Telecom Power Feeds | Consumer Appliance Control Boards |
Use Scenario: Input-stage protection on 48 V DC power feeds entering base station remote radio units. IC Role / Device Role / Timing Role: First-line defense against lightning-induced common-mode surges coupled onto power rails. Use Value: Absorbs 600 W pulses without degradation, enabling system-level compliance with ITU-T K.20/21 secondary protector requirements. |
Use Scenario: Overvoltage safeguard on microcontroller reset and communication pins in washing machine main control boards. IC Role / Device Role / Timing Role: Low-cost, space-efficient TVS placed adjacent to MCU I/O pins to suppress ESD and relay bounce. Use Value: Clamps 8 kV contact ESD (IEC 61000-4-2) to <414 V within <1 ns - below MCU absolute maximum ratings. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ300CA | Same VBR range (285–315 V), but SMB package (surface-mount); 600 W rating, lower RθJA (50 °C/W vs. 75 °C/W) | Requires PCB re-layout for SMT assembly; better thermal performance in dense layouts but less robust mechanical mounting | Select when automated assembly and board space constraints outweigh through-hole serviceability needs |
| 1.5KE300CA | Same DO-204AC package and VBR, but higher 1500 W rating; larger die size increases capacitance (≈150 pF vs. ≈50 pF) | Higher clamping voltage (430 V) and greater junction capacitance limit use in >1 MHz signal lines | Choose only when surge threat level exceeds 600 W and signal bandwidth permits added capacitance |
Compared with SMBJ300CA and 1.5KE300CA, the P6KE300C-E3/54 offers optimal balance of through-hole mechanical robustness, low capacitance, and AEC-Q101 qualification - making it preferred for automotive and industrial field-deployed equipment where serviceability and reliability validation are mandatory.
Availability
P6KE300C-E3/54 is available at Aetrix Electronics and suitable for industrial motor drives, automotive body control modules, and telecom power feed applications requiring stable component supply, long-lifecycle support, and traceable RoHS-compliant sourcing.
Supply support for P6KE300C-E3/54 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
Vishay General Semiconductor is a global leader in discrete semiconductors, specializing in diodes, rectifiers, and protection devices with emphasis on reliability, power handling, and automotive qualification.
The P6KE series was engineered for cost-sensitive, high-surge industrial and automotive applications where DO-204AC packaging, AEC-Q101 compliance, and precise bi-directional clamping are essential design requirements.
FAQ
What is the polarity configuration of the P6KE300C-E3/54?
The P6KE300C-E3/54 is a bi-directional TVS diode with no polarity marking on the DO-204AC package. Its symmetrical structure allows either lead to serve as anode or cathode, enabling direct integration into AC-coupled or floating signal paths without orientation concerns - unlike uni-directional variants such as P6KE300A.
Does the P6KE300C-E3/54 meet automotive qualification standards?
Yes, the P6KE300C-E3/54 is AEC-Q101 qualified, having passed stress tests including high-temperature reverse bias (HTRB), temperature cycling, and ESD per the AEC-Q101-004 standard. This certification confirms its suitability for automotive body electronics, power distribution modules, and other non-safety-critical vehicle systems.
What is the maximum clamping voltage of the P6KE300C-E3/54 under surge conditions?
The P6KE300C-E3/54 clamps to a maximum of 414 V when subjected to a 10/1000 μs waveform peak pulse current of 1.4 A. This value is measured per standard test conditions (TA = 25 °C) and defines the upper voltage limit imposed on protected circuitry during worst-case transient events.
How does the P6KE300C-E3/54 differ from the P6KE300A variant?
The P6KE300C-E3/54 is bi-directional (denoted by 'C' suffix), while P6KE300A is uni-directional. The 'C' version has no cathode band, symmetric VBR in both directions, and identical clamping characteristics regardless of voltage polarity - making it ideal for AC line or differential signal protection where polarity cannot be guaranteed.
Is the P6KE300C-E3/54 RoHS compliant and lead-free?
Yes, the P6KE300C-E3/54 carries the 'E3' suffix indicating full RoHS compliance per Directive 2011/65/EU, with matte tin-plated leads and halogen-free molding compound per JEDEC JS709A. It also meets JESD 201 Class 1A whisker resistance requirements for long-term reliability.
P6KE300C-E3/54 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-204AC, DO-15, Axial
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 243V
- Voltage - Breakdown (Min):
- 270V
- Voltage - Clamping (Max) @ Ipp:
- 430V
- Current - Peak Pulse (10/1000µs):
- 1.4A
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -55°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- DO-204AC (DO-15)
P6KE300C-E3/54 FAQ
1.How can I place an order for P6KE300C-E3/54 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6KE300C-E3/54 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for P6KE300C-E3/54 reliable?
The price and inventory of P6KE300C-E3/54 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P6KE300C-E3/54 is usually 5 days.
3.What payment methods are accepted for P6KE300C-E3/54?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6KE300C-E3/54 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6KE300C-E3/54?
P6KE300C-E3/54 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6KE300C-E3/54 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for P6KE300C-E3/54?
For technical support, including P6KE300C-E3/54 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6KE300C-E3/54 requirements.
6.How does Aetrix verify that P6KE300C-E3/54 is sourced from the original manufacturer or authorized distributors?
All P6KE300C-E3/54 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that P6KE300C-E3/54 meets industry standards.
7.What is the process for return or replacement of P6KE300C-E3/54?
All P6KE300C-E3/54 units undergo pre-shipment inspection (PSI). If there is an issue with P6KE300C-E3/54, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The P6KE300C-E3/54 part is unused and in its original packaging.
Return procedure for P6KE300C-E3/54:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
P6KE300C-E3/54 Tags

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