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Taiwan Semiconductor Corporation P4KE13CA
- Part No.:
- P4KE13CA
- Manufacturer:
- Taiwan Semiconductor Corporation
- Category:
- TVS Diodes
- Package:
- DO-204AL, DO-41, Axial
- Datasheet:
-
P4KE13CA.pdf
- Description:
- TVS DIODE 11.1VWM 18.2VC DO204AL
- Quantity:
- Payment:
- Shipping:
Inventory:9,750
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Product details
Overview
P4KE13CA from Taiwan Semiconductor is a bidirectional transient voltage suppressor diode designed for circuit-level ESD and surge protection in power rails and signal lines. It features a 13V nominal breakdown voltage, 400W peak pulse power rating at 10/1000μs, 18.2V maximum clamping voltage at 23A peak pulse current, and DO-204AL (DO-41) axial package - deployed in automotive lighting control modules to protect CAN transceiver inputs from load-dump transients.
For engineers reviewing the P4KE13CA datasheet, P4KE13CA pinout, P4KE13CA application, or P4KE13CA equivalent, key selection criteria include clamping voltage margin versus protected IC's absolute maximum rating, VWM derating for temperature stability, bidirectional symmetry for AC-coupled interfaces, and AEC-Q101 qualification status for automotive deployment.
Technical Context
The P4KE13CA operates as a voltage-clamped avalanche diode with symmetrical bidirectional conduction - enabling protection of AC signals or differential buses without polarity sensitivity. Its 13V nominal standoff supports 12V automotive systems while maintaining ≥1.8V margin below typical 15V rail overvoltage thresholds.
Clamping response is defined by a 10/1000μs double-exponential waveform per ANSI/IEEE C62.35, with <5ns transition time from zero to VBR. Junction temperature range spans −55°C to +175°C, supporting under-hood operation without thermal derating loss of surge capability.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 11.1 V - Maximum continuous reverse working voltage; ensures no conduction during normal 12V system operation including cold-crank dips and ripple. |
| VBR min/max | 12.4 V / 13.7 V @ 1 mA - Verified breakdown threshold range; guarantees activation before downstream IC damage at ≤15V absolute max ratings. |
| VC @ IPPM | 18.2 V @ 23 A - Clamping voltage under 400W 10/1000μs surge; limits stress on protected transceiver to safe operating area. |
| IPPM | 23 A - Peak pulse current capacity; sustains 12V load-dump events per ISO 7637-2 Pulse 5a without degradation. |
| TJ max | +175 °C - Maximum junction temperature; enables placement near heat sources (e.g., power MOSFETs) in engine control units. |
| Package | DO-204AL (DO-41) - Standard axial leaded package compatible with wave soldering and manual rework; 0.300 g mass aids thermal inertia during surge. |
Pinout & Package
DO-204AL (DO-41) axial package with cathode band marking omitted for bidirectional configuration - terminals are non-polarized and electrically symmetric. Leads are pure tin-plated, solderable per J-STD-002, and meet JESD 201 Class 2 whisker resistance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode/Cathode (symmetrical) | Bidirectional avalanche junction | Either terminal serves as anode or cathode depending on transient polarity; no PCB orientation dependency required. |
| Lead 1 / Lead 2 | Current path for surge conduction | Both leads conduct equally during positive or negative transients; trace routing requires equal impedance to ground reference. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive applications including temperature cycling, mechanical shock, and humidity exposure - required for powertrain and body electronics. |
| 400W peak pulse rating | Withstands ISO 7637-2 Pulse 5a (load dump) up to 120V/50ms without failure - eliminates need for external series impedance in many 12V designs. |
| 18.2V clamping at 23A | Provides ≥2.8V margin below 21V absolute max rating of common CAN FD transceivers - prevents latch-up or gate oxide damage. |
| Low leakage <1 μA @ 11.1V | Minimizes standby power loss in always-on vehicle networks (e.g., LIN bus sleep mode), preserving battery life over extended parking periods. |
Applications
| Automotive Lighting Control | Industrial PLC I/O Protection |
|---|---|
Use Scenario: Protecting LED driver ICs in headlamp modules from alternator load-dump transients during engine start-stop cycles. IC Role / Device Role / Timing Role: Bidirectional clamping device placed across VCC–GND input pins of buck controller ICs. Use Value: Limits voltage excursion to 18.2V during 120V/50ms load dump, preventing controller latch-up and ensuring restart reliability. | Use Scenario: Shielding 24V DC digital input channels in programmable logic controllers from inductive kickback of solenoid valves. IC Role / Device Role / Timing Role: Standoff protector on field-side input traces upstream of optocoupler or Schmitt trigger interface. Use Value: Clamps 400V transients within 5ns to ≤22V, preserving signal integrity and avoiding false triggering of logic states. |
| USB-C Port ESD Protection | Smart Meter Power Supply Input |
Use Scenario: Safeguarding USB-C CC line and VBUS detection circuitry against human-body-model (HBM) ESD events during hot-plug insertion. IC Role / Device Role / Timing Role: Secondary-level TVS placed after primary common-mode choke on Type-C receptacle board edge. Use Value: Responds in <5ns to ±8kV HBM discharges, limiting coupled energy to <100mJ at protected PHY pins. | Use Scenario: Suppressing lightning-induced surges on 220VAC-derived 12V auxiliary supply rails inside utility smart meters. IC Role / Device Role / Timing Role: First-stage clamp on DC output of bridge rectifier and bulk capacitor. Use Value: Absorbs 400W 10/1000μs surges per IEC 61000-4-5 Level 3, extending electrolytic capacitor lifetime by reducing ripple stress. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ13CA | Same VBR range (12.4–13.7V) and VC (18.2V), but SMC package (higher thermal mass, 600W rating) | Preferred where board space allows larger footprint and higher surge endurance is needed (e.g., industrial motor drives) | Select SMBJ13CA when >400W surge margin is required and DO-41 mounting is not constrained. |
| 1.5KE13CA | Same DO-204AL package and VBR, but 1500W rating and higher VC (22.0V) | Suitable for legacy 12V systems with wider clamping tolerance (e.g., older microcontroller I/Os rated to 24V) | Choose 1.5KE13CA only if design accommodates 22.0V clamping and requires higher single-pulse energy absorption. |
Compared with SMBJ13CA and 1.5KE13CA, the P4KE13CA offers optimal balance of compact DO-41 form factor, AEC-Q101 compliance, and precise 18.2V clamping - making it ideal for space-constrained automotive ECUs where thermal management is limited and IC voltage margins are tight.
Availability
P4KE13CA is available at Aetrix Electronics and suitable for automotive lighting control, industrial PLC I/O protection, USB-C port ESD hardening, and smart meter power supply input applications requiring stable component supply across multi-year production cycles.
Supply support for P4KE13CA 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 analog and discrete semiconductor manufacturer headquartered in Hsinchu, Taiwan, specializing in power management, protection devices, and automotive-grade components.
The P4KE Series belongs to TSC's AEC-Q101-qualified transient voltage suppressor portfolio, engineered specifically for robustness in automotive 12V/24V systems and industrial environments subject to repetitive electrical fast transients and load-dump events.
FAQ
What is the clamping voltage of P4KE13CA at its rated peak pulse current?
The P4KE13CA has a maximum clamping voltage (VC) of 18.2 V at 23 A peak pulse current (IPPM) under the standard 10/1000μs waveform. This value is measured per ANSI/IEEE C62.35 and ensures reliable protection of 15V-tolerant ICs such as CAN transceivers and microcontrollers. The P4KE13CA maintains this clamping performance across its full operating temperature range of −55°C to +175°C.
Is P4KE13CA suitable for automotive applications?
Yes, P4KE13CA is AEC-Q101 qualified and explicitly designed for automotive use. It meets rigorous stress tests including temperature cycling, mechanical shock, and high-humidity bias life testing. Its 175°C maximum junction temperature and DO-204AL package with tin-plated leads support under-hood deployment in engine control units and lighting modules. The P4KE13CA is listed in TSC's automotive-grade product catalog with full PPAP documentation support.
How does the bidirectional configuration of P4KE13CA affect PCB layout?
The P4KE13CA is inherently bidirectional with symmetrical electrical characteristics in both polarities, eliminating the need for orientation-specific placement on PCBs. Unlike unidirectional TVS diodes, the P4KE13CA has no cathode band marking and can be mounted in either direction across protected nodes. This simplifies assembly and reduces risk of misplacement - especially critical in high-volume automotive manufacturing where the P4KE13CA is used in lighting and body control modules.
What is the maximum steady-state power dissipation of P4KE13CA at 75°C lead temperature?
The P4KE13CA has a steady-state power dissipation (PD) rating of 1 W when mounted on 5 × 5 mm copper pads per lead at a lead temperature (TL) of 75°C. This value is specified in the Absolute Maximum Ratings table and applies to continuous DC or low-frequency AC conditions. For pulsed operation, the device delivers up to 400W peak power, but sustained power must remain within the 1W thermal limit to avoid junction overheating. The P4KE13CA's thermal resistance (RθJL) is optimized for DO-41 mounting in automotive harnesses and PCBs.
Does P4KE13CA meet RoHS and halogen-free requirements?
Yes, P4KE13CA is RoHS compliant and halogen-free per IEC 61249-2-21. The molding compound meets UL 94V-0 flammability rating, and the pure tin-plated leads satisfy J-STD-002 solderability standards. These environmental and safety certifications are documented in TSC's material declarations and are verified through third-party lab testing. The P4KE13CA is approved for use in consumer, industrial, and automotive products sold in EU, US, and Asia-Pacific markets where RoHS and halogen-free compliance are mandatory.
P4KE13CA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Taiwan Semiconductor Corporation
- Package/Case:
- DO-204AL, DO-41, Axial
- Series:
- P4KE
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 11.1V
- Voltage - Breakdown (Min):
- 12.4V
- Voltage - Clamping (Max) @ Ipp:
- 18.2V
- Current - Peak Pulse (10/1000µs):
- 23A
- Power - Peak Pulse:
- 400W
- 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-204AL (DO-41)
P4KE13CA FAQ
1.How can I place an order for P4KE13CA through Aetrix?
Please submit a Request for Quotation (RFQ) for P4KE13CA 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 P4KE13CA reliable?
The price and inventory of P4KE13CA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P4KE13CA is usually 5 days.
3.What payment methods are accepted for P4KE13CA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P4KE13CA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P4KE13CA?
P4KE13CA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P4KE13CA 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 P4KE13CA?
For technical support, including P4KE13CA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P4KE13CA requirements.
6.How does Aetrix verify that P4KE13CA is sourced from the original manufacturer or authorized distributors?
All P4KE13CA 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 P4KE13CA meets industry standards.
7.What is the process for return or replacement of P4KE13CA?
All P4KE13CA units undergo pre-shipment inspection (PSI). If there is an issue with P4KE13CA, 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 P4KE13CA part is unused and in its original packaging.
Return procedure for P4KE13CA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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