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Vishay General Semiconductor - Diodes Division P6SMB13CAHE3/52
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- Part No.:
- P6SMB13CAHE3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
P6SMB13CAHE3/52.pdf
- Description:
- TVS DIODE 11.1VWM 18.2VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:3,531
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Product details
Overview
P6SMB13CAHE3/52 from Vishay General Semiconductor is a bidirectional surface-mount Transient Voltage Suppressor (TVS) diode in the SMB (DO-214AA) package, featuring a 13 V breakdown voltage (VBR = 12.4–13.7 V at IT = 1.0 mA), 11.1 V stand-off voltage (VWM), and 18.2 V maximum clamping voltage (VC) at 33.0 A peak pulse current (IPPM). It delivers 600 W peak pulse power with a 10/1000 µs waveform and is AEC-Q101 qualified for automotive applications.
For engineers reviewing the P6SMB13CAHE3/52 datasheet, P6SMB13CAHE3/52 pinout, P6SMB13CAHE3/52 application, or P6SMB13CAHE3/52 equivalent, this device serves as a robust, low-profile transient protection solution for bidirectional signal lines, sensor interfaces, and power rails in automotive ECUs, industrial controllers, and telecom infrastructure where reliable surge immunity and RoHS-compliant, halogen-free construction are required.
Technical Context
The P6SMB13CAHE3/52 operates as a bidirectional avalanche diode, symmetrically clamping voltage transients in both polarities without polarity marking. Its glass-passivated junction ensures stable breakdown characteristics and low leakage (<5.0 µA at VWM), while its MSL Level 1 rating supports lead-free reflow up to 260 °C.
Designed for repetitive surge events at 0.01% duty cycle, it maintains thermal stability via a 100 °C/W junction-to-ambient thermal resistance (RθJA) on standard 0.2" × 0.2" copper pads and exhibits fast response time (<1.0 ns) with low incremental surge resistance-critical for protecting sensitive MOSFET gates and IC inputs against ESD and inductive switching spikes.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VBR (min/max) | 12.4 V / 13.7 V at 1.0 mA test current - defines precise avalanche onset threshold for bidirectional clamping |
| VWM | 11.1 V - maximum continuous reverse voltage before significant leakage; sets safe operating margin below VBR |
| VC @ IPPM | 18.2 V at 33.0 A - clamped voltage during 600 W transient, limiting stress on downstream components |
| IPPM | 33.0 A (10/1000 µs waveform) - peak surge current handling capacity under standardized surge condition |
| PPPM | 600 W - peak pulse power dissipation capability, enabling protection against high-energy transients |
| TJ max. | +150 °C - maximum junction temperature, supporting operation in under-hood automotive environments |
| Package | SMB (DO-214AA) - surface-mount outline with 5.59 mm × 4.06 mm footprint, optimized for automated placement |
Pinout & Package
Package: SMB (DO-214AA), molded plastic case meeting UL 94 V-0 flammability rating; matte tin-plated leads solderable per J-STD-002 and JESD 22-B102; no polarity marking for bidirectional configuration.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Transient current entry (negative polarity) | One terminal of symmetrical avalanche junction; conducts during negative transients relative to cathode reference |
| Cathode | Transient current entry (positive polarity) | Other terminal of symmetrical junction; conducts during positive transients - functionally identical to anode in bidirectional mode |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing per JESD22 standards |
| 600 W peak pulse power (10/1000 µs) | Enables suppression of high-energy surges from load dump or inductive kick without degradation over rated duty cycle |
| Low clamping ratio (VC/VBR ≈ 1.41) | Minimizes voltage overshoot during clamping, reducing risk of latch-up or damage to protected ICs |
| MSL Level 1, 260 °C peak reflow | Supports single-pass lead-free assembly without moisture-related popcorn failure or delamination |
| Halogen-free & RoHS-compliant (HE3 suffix) | Fulfills environmental compliance requirements for automotive and industrial end equipment without compromising surge performance |
Applications
| Automotive Body Control Module (BCM) | Industrial CAN Bus Interface |
|---|---|
Use Scenario: Protecting LIN and CAN signal lines in BCMs from load-dump transients and ESD events during vehicle assembly or service. IC Role / Device Role / Timing Role: Bidirectional TVS clamp placed across differential bus lines to limit common-mode and differential-mode surges. Use Value: Maintains signal integrity by clamping transients to ≤18.2 V while surviving repeated 600 W pulses-ensuring CAN controller uptime and fault-free communication. |
Use Scenario: Safeguarding isolated CAN transceivers in programmable logic controllers (PLCs) exposed to field wiring surges and ground-loop transients. IC Role / Device Role / Timing Role: Primary transient suppressor on CAN_H/CAN_L lines upstream of isolation barrier, absorbing energy before it reaches the transceiver. Use Value: Prevents transceiver latch-up or permanent damage during 1 kV EFT bursts by limiting clamped voltage to 18.2 V with sub-nanosecond response. |
| Telecom Power Supply Input | Consumer Sensor Hub Protection |
Use Scenario: Guarding 12 V DC input rails of PoE-powered telecom switches against lightning-induced surges and AC line coupling. IC Role / Device Role / Timing Role: First-line overvoltage protector in series with bulk capacitance, shunting surge current away from downstream regulators and converters. Use Value: Absorbs 600 W surges without thermal runaway (TJ ≤ 150 °C), preserving supply stability and avoiding brownout resets during transient events. |
Use Scenario: Shielding I²C and analog sensor inputs (e.g., temperature, humidity) in smart home hubs from ESD during user handling or cable insertion. IC Role / Device Role / Timing Role: Low-capacitance (<50 pF typical) bidirectional clamp on data and supply lines to prevent gate oxide rupture in CMOS sensors. Use Value: Limits ESD stress to <18.2 V within <1 ns, eliminating false readings or sensor lockup while maintaining signal bandwidth. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ13CA | Same VBR range (12.4–13.7 V), but lower PPPM = 400 W and higher VC = 21.5 V at 25.5 A; SMA package (smaller footprint, higher RθJA = 140 °C/W) | Limited to lower-energy transients; less suitable for automotive load-dump or industrial 2 kV EFT | Select when board space is constrained and surge energy is ≤400 W; verify thermal margin with reduced copper area. |
| 1.5KE13CA | Higher PPPM = 1500 W, larger DO-204AC (Axial) package; VC = 21.2 V at 70.8 A; not surface-mountable | Requires through-hole assembly and more PCB real estate; better for high-power primary protection stages | Choose for front-end AC/DC input protection where axial mounting is acceptable and >600 W headroom is needed. |
Compared with SMAJ13CA and 1.5KE13CA, the P6SMB13CAHE3/52 uniquely balances 600 W surge capability, SMB surface-mount compatibility, AEC-Q101 qualification, and low clamping voltage-making it optimal for space-constrained, automotive-grade bidirectional signal line protection where reflow compatibility and repeatable performance are mandatory.
Availability
P6SMB13CAHE3/52 is available at Aetrix Electronics and suitable for automotive body electronics, industrial fieldbus interfaces, and telecom power input stages requiring stable component supply, full traceability, and long-term lifecycle support.
Supply support for P6SMB13CAHE3/52 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, MOSFETs, and protection devices with emphasis on reliability, efficiency, and application-specific optimization.
The P6SMB Series is engineered for high-reliability transient suppression in automotive, industrial, and communications systems-delivering consistent clamping performance, AEC-Q101 validation, and robust surge handling in compact surface-mount packages.
FAQ
What is the breakdown voltage tolerance for P6SMB13CAHE3/52?
The P6SMB13CAHE3/52 has a specified breakdown voltage (VBR) range of 12.4 V to 13.7 V at 1.0 mA test current, representing a ±5.4% tolerance about the nominal 13 V rating. This tight distribution ensures predictable clamping onset across production lots and supports design margining for downstream IC absolute maximum ratings.
Is P6SMB13CAHE3/52 suitable for automotive applications?
Yes, P6SMB13CAHE3/52 is AEC-Q101 qualified and carries the HE3 suffix indicating RoHS-compliant, halogen-free construction with automotive-grade reliability testing. It is explicitly rated for operation from −65 °C to +150 °C and validated for thermal cycling, highly accelerated life testing, and ESD per JESD22 standards-making it appropriate for under-hood and chassis-mounted automotive modules.
What does the "CA" suffix mean in P6SMB13CAHE3/52?
The "CA" suffix in P6SMB13CAHE3/52 denotes a bidirectional configuration: the device functions identically for positive and negative transients, with no cathode band marking. Unlike unidirectional variants (e.g., P6SMB13A), the CA version provides symmetrical clamping across both polarities-essential for protecting AC-coupled or differential signal lines like CAN, LIN, or RS-485.
What is the maximum clamping voltage of P6SMB13CAHE3/52 under surge conditions?
The P6SMB13CAHE3/52 has a maximum clamping voltage (VC) of 18.2 V when subjected to its rated peak pulse current of 33.0 A using the standard 10/1000 µs waveform. This value is measured at the device terminals and represents the upper bound of voltage seen by protected circuitry during worst-case surge events.
Does P6SMB13CAHE3/52 require a heatsink for standard operation?
No, P6SMB13CAHE3/52 is designed for operation without an external heatsink when mounted on the recommended 0.2" × 0.2" (5.0 mm × 5.0 mm) copper pads per terminal. Its thermal resistance (RθJA = 100 °C/W) and 5.0 W steady-state power dissipation rating ensure safe junction temperatures under normal bias conditions; heatsinking is only necessary for sustained high-duty-cycle pulse trains beyond datasheet derating curves.
P6SMB13CAHE3/52 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AA, SMB
- Series:
- P6SMB, TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Discontinued at Digi-Key
- 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):
- 33A
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AA (SMBJ)
P6SMB13CAHE3/52 FAQ
1.How can I place an order for P6SMB13CAHE3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6SMB13CAHE3/52 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 P6SMB13CAHE3/52 reliable?
The price and inventory of P6SMB13CAHE3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P6SMB13CAHE3/52 is usually 5 days.
3.What payment methods are accepted for P6SMB13CAHE3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6SMB13CAHE3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6SMB13CAHE3/52?
P6SMB13CAHE3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6SMB13CAHE3/52 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 P6SMB13CAHE3/52?
For technical support, including P6SMB13CAHE3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6SMB13CAHE3/52 requirements.
6.How does Aetrix verify that P6SMB13CAHE3/52 is sourced from the original manufacturer or authorized distributors?
All P6SMB13CAHE3/52 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 P6SMB13CAHE3/52 meets industry standards.
7.What is the process for return or replacement of P6SMB13CAHE3/52?
All P6SMB13CAHE3/52 units undergo pre-shipment inspection (PSI). If there is an issue with P6SMB13CAHE3/52, 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 P6SMB13CAHE3/52 part is unused and in its original packaging.
Return procedure for P6SMB13CAHE3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
P6SMB13CAHE3/52 Tags
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