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Vishay General Semiconductor - Diodes Division P6KA13AHE3/73
- Part No.:
- P6KA13AHE3/73
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-204AC, DO-15, Axial
- Datasheet:
-
P6KA13AHE3/73.pdf
- Description:
- TVS DIODE 11.1VWM 18.2VC DO204AC
- Quantity:
- Payment:
- Shipping:
Inventory:7,204
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Product details
Overview
P6KA13AHE3/73 from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode designed for robust overvoltage protection in power and signal lines. It features a 12.4 V to 13.7 V breakdown voltage (VBR), 11.1 V stand-off voltage (VWM), 600 W peak pulse power (10/1000 μs), 18.2 V clamping voltage at 33.0 A, and operates up to +185 °C junction temperature - deployed in automotive power supply rails and industrial sensor interfaces.
For engineers reviewing the P6KA13AHE3/73 datasheet, P6KA13AHE3/73 pinout, P6KA13AHE3/73 application, or P6KA13AHE3/73 equivalent, key selection criteria include unidirectional polarity, AEC-Q101 qualification, DO-15 package compatibility, and clamping performance under repetitive surge conditions per IEC 61000-4-5.
Technical Context
This TVS diode uses passivated anisotropic rectifier technology with junction passivation optimized for high-temperature reliability. Its 185 °C maximum junction temperature and AEC-Q101 qualification support operation in under-hood automotive environments and industrial control cabinets where thermal derating and long-term stability are critical.
The device delivers low incremental surge resistance and fast response time (<1 ns), enabling effective suppression of transients induced by inductive load switching and ESD events. Clamping occurs at 18.2 V under 33.0 A (10/1000 μs), with <2.0 μA reverse leakage at VWM and 0.081 %/°C VBR temperature coefficient - ensuring predictable behavior across wide ambient ranges.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VBR (min/max) | 12.4 V / 13.7 V - defines reliable conduction onset range under 1.0 mA test current; ensures consistent turn-on across production lot and temperature |
| VWM | 11.1 V - maximum continuous reverse operating voltage before leakage exceeds 2.0 μA; sets safe DC bias margin for 12 V systems |
| VC @ IPPM | 18.2 V at 33.0 A - clamping voltage during 600 W transient; limits downstream IC stress below 20 V threshold |
| PPPM | 600 W (10/1000 μs) - peak surge handling capacity; meets IEC 61000-4-5 Level 4 line-to-line surge requirements |
| TJ max. | +185 °C - enables placement near hot components (e.g., power MOSFETs, engine controllers) without derating loss |
| AEC-Q101 | Qualified - validated for automotive-grade reliability including HTOL, temperature cycling, and HAST testing |
| Package | DO-204AC (DO-15) - industry-standard axial leaded package with 9.5 mm body length; compatible with legacy through-hole assembly |
Pinout & Package
DO-204AC (DO-15) molded epoxy package with matte tin-plated leads. Cathode denoted by color band; anode and cathode terminals are axially oriented with 25.4 mm minimum lead length. Compliant with J-STD-002 solderability and JESD 201 Class 2 whisker resistance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Current entry point during forward conduction | Connected to lower-potential side (e.g., ground or return path); enables unidirectional clamping from cathode to anode |
| Cathode | Current exit point during reverse-biased clamping | Connected to protected line (e.g., 12 V rail); conducts surge current to ground when VLINE exceeds VBR |
Key Features
| Feature | Design Value |
|---|---|
| High-temperature junction capability | TJ = –65 °C to +185 °C - eliminates need for external thermal derating in engine control units and motor drives |
| Low clamping ratio (VC/VBR) | 1.47 (18.2 V / 12.4 V) - minimizes overvoltage overshoot during fast transients, protecting 16 V-rated downstream ICs |
| Stable VBR temperature coefficient | 0.081 %/°C - ensures ±5 % VBR drift over –40 °C to +125 °C ambient, supporting deterministic circuit margining |
| AEC-Q101 qualification | Validated for automotive powertrain and body electronics - satisfies PPAP documentation and lifetime reliability requirements |
| Low reverse leakage | ≤2.0 μA at VWM and TJ = 150 °C - prevents excessive quiescent current in always-on vehicle modules |
Applications
| Automotive Power Rail Protection | Industrial Sensor Signal Line Protection |
|---|---|
Use Scenario: Protecting 12 V battery-fed ECUs against load dump (ISO 7637-2 Pulse 5a) and alternator ripple. IC Role / Device Role / Timing Role: Unidirectional TVS placed between power rail and chassis ground to clamp surges above 13.7 V. Use Value: Limits rail voltage to ≤18.2 V during 33 A transients, preventing damage to 24 V-tolerant microcontrollers and CAN transceivers. | Use Scenario: Shielding analog outputs of pressure/temperature sensors in PLC I/O modules from field-wiring ESD and inductive kickback. IC Role / Device Role / Timing Role: TVS connected from signal line to local ground, absorbing sub-100 ns transients before they reach ADC input stages. Use Value: Maintains signal integrity with <2.0 μA leakage at 11.1 V, avoiding offset errors in 16-bit precision measurement circuits. |
| Telecom DC Power Interface | Consumer Appliance Motor Drive Protection |
Use Scenario: Safeguarding PoE-powered network switches against lightning-induced surges on 48 V DC input lines. IC Role / Device Role / Timing Role: Primary clamping device upstream of DC-DC converters, rated for repetitive 600 W pulses. Use Value: Withstands 0.01 % duty cycle surges while maintaining 185 °C thermal capability - extends service life in outdoor telecom enclosures. | Use Scenario: Suppressing back-EMF spikes from brushed DC motors in washing machines and HVAC blowers. IC Role / Device Role / Timing Role: Mounted across motor terminals to divert inductive energy into the power rail or chassis ground. Use Value: Fast response (<1 ns) and 75 A IFSM rating prevent arcing at commutator contacts and reduce EMI radiated from motor cables. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ12AHE3/A | Lower PPPM (400 W), same DO-214AC package, VBR = 13.3–14.7 V, VC = 19.9 V @ 20.1 A | Not AEC-Q101 qualified; suited for commercial-grade consumer electronics, not automotive | Select when cost sensitivity outweighs automotive qualification and 600 W surge headroom is unnecessary |
| 1.5KE12A | Higher VC (20.1 V @ 29.7 A), same 600 W rating, DO-204AL (DO-41) package, no AEC-Q101 | Larger DO-41 body (13.5 mm vs. 9.5 mm); incompatible with space-constrained DO-15 footprints | Choose only if board layout allows DO-41 replacement and AEC-Q101 compliance is not required |
Compared with SMAJ12AHE3/A and 1.5KE12A, P6KA13AHE3/73 provides superior thermal robustness (185 °C vs. 150 °C), automotive qualification, and tighter VBR tolerance - making it the preferred choice for mission-critical 12 V system protection where reliability and footprint compatibility are non-negotiable.
Availability
P6KA13AHE3/73 is available at Aetrix Electronics and suitable for automotive electronic control units, industrial sensor interfaces, and telecom DC power supplies requiring stable component supply, AEC-Q101 traceability, and DO-15 through-hole compatibility.
Supply support for P6KA13AHE3/73 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 high-reliability, high-temperature, and automotive-grade performance.
The P6KA series belongs to Vishay's PAR® transient voltage suppressor family, engineered specifically for demanding automotive and industrial applications where sustained operation at +185 °C and AEC-Q101 validation are mandatory design requirements.
FAQ
What is the breakdown voltage range of the P6KA13AHE3/73?
The P6KA13AHE3/73 has a specified breakdown voltage (VBR) range of 12.4 V to 13.7 V at 1.0 mA test current, measured at TA = 25 °C. This tight tolerance supports precise overvoltage threshold setting in 12 V systems and remains stable across temperature due to its 0.081 %/°C coefficient.
Is the P6KA13AHE3/73 suitable for automotive applications?
Yes, the P6KA13AHE3/73 is AEC-Q101 qualified and rated for operation up to +185 °C junction temperature, making it suitable for under-hood automotive applications such as engine control units, body control modules, and ADAS power supplies where thermal and reliability demands are stringent.
What package type does the P6KA13AHE3/73 use?
The P6KA13AHE3/73 uses the DO-204AC (DO-15) axial-leaded package with a 9.5 mm body length and 25.4 mm minimum lead length. The cathode is marked by a color band, and leads are matte tin-plated per J-STD-002 and JESD 22-B102 standards.
How does the clamping voltage of the P6KA13AHE3/73 compare to its breakdown voltage?
The P6KA13AHE3/73 clamps at 18.2 V when subjected to its rated 33.0 A peak pulse current (10/1000 μs). This yields a clamping ratio (VC/VBR(min)) of 1.47, indicating efficient voltage limiting with minimal overshoot relative to its 12.4 V minimum breakdown threshold.
Does the P6KA13AHE3/73 have unidirectional or bidirectional polarity?
The P6KA13AHE3/73 is a unidirectional TVS diode, meaning it conducts only during reverse-biased overvoltage events - i.e., when cathode voltage exceeds anode voltage by more than VBR. It is not intended for AC line protection or bidirectional signal line clamping.
P6KA13AHE3/73 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-204AC, DO-15, Axial
- Series:
- PAR®
- Packaging:
- Tape & Box (TB)
- Product Status:
- Obsolete
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 11.1V
- Voltage - Breakdown (Min):
- 12.4V
- Voltage - Clamping (Max) @ Ipp:
- 18.2V
- Current - Peak Pulse (10/1000µs):
- 33A
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 185°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Through Hole
- Supplier Device Package:
- DO-204AC (DO-15)
P6KA13AHE3/73 FAQ
1.How can I place an order for P6KA13AHE3/73 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6KA13AHE3/73 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 P6KA13AHE3/73 reliable?
The price and inventory of P6KA13AHE3/73 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P6KA13AHE3/73 is usually 5 days.
3.What payment methods are accepted for P6KA13AHE3/73?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6KA13AHE3/73 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6KA13AHE3/73?
P6KA13AHE3/73 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6KA13AHE3/73 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 P6KA13AHE3/73?
For technical support, including P6KA13AHE3/73 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6KA13AHE3/73 requirements.
6.How does Aetrix verify that P6KA13AHE3/73 is sourced from the original manufacturer or authorized distributors?
All P6KA13AHE3/73 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 P6KA13AHE3/73 meets industry standards.
7.What is the process for return or replacement of P6KA13AHE3/73?
All P6KA13AHE3/73 units undergo pre-shipment inspection (PSI). If there is an issue with P6KA13AHE3/73, 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 P6KA13AHE3/73 part is unused and in its original packaging.
Return procedure for P6KA13AHE3/73:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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