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Vishay General Semiconductor - Diodes Division P6SMB13CA-M3/52
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- Part No.:
- P6SMB13CA-M3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
P6SMB13CA-M3/52.pdf
- Description:
- TVS DIODE 11.1VWM 18.2VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:8,431
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Product details
Overview
P6SMB13CA-M3/52 from Vishay General Semiconductor is a bidirectional surface-mount Transient Voltage Suppressor (TVS) diode in the SMB (DO-214AA) package, designed for clamping voltage transients on signal and power lines. It features a 13 V standoff voltage (VWM), 18.2 V maximum clamping voltage (VC) at 33.0 A peak pulse current, and 600 W peak pulse power capability with a 10/1000 μs waveform - used to protect MOSFETs, ICs, and sensor interfaces in industrial and automotive electronics.
For engineers reviewing the P6SMB13CA-M3/52 datasheet, P6SMB13CA-M3/52 pinout, P6SMB13CA-M3/52 application, or P6SMB13CA-M3/52 equivalent, key selection criteria include bidirectional clamping performance, low incremental surge resistance, AEC-Q101 qualification eligibility (via HM3 suffix variants), and compatibility with automated SMT placement on 0.2" × 0.2" copper pads.
Technical Context
This device operates as a voltage-clamped transient protector with symmetrical breakdown behavior in both directions due to its bidirectional construction. Its glass-passivated junction ensures stable avalanche characteristics and fast response time (<1 ns), while the SMB package provides thermal resistance of 100 °C/W (junction-to-ambient) and 20 °C/W (junction-to-lead).
The P6SMB13CA-M3/52 delivers repeatable protection under repetitive 0.01% duty cycle pulses and meets J-STD-020 MSL Level 1 with a 260 °C reflow peak. It exhibits a temperature coefficient of VBR of +0.081 %/°C and maintains ≤5.0 μA reverse leakage at 11.1 V.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM (Stand-off) | 11.1 V - Maximum continuous reverse voltage before clamping begins; defines safe operating margin below breakdown. |
| VBR (Breakdown) | 12.4–13.7 V at 1.0 mA - Confirmed avalanche onset range; ensures predictable turn-on during transients. |
| VC (Clamping) | 18.2 V at 33.0 A (10/1000 μs) - Peak voltage seen by protected circuit during worst-case surge; critical for downstream IC survival. |
| PPPM | 600 W - Sustained transient energy absorption capacity without failure; validated per Fig. 1 derating curve. |
| IPPM | 33.0 A - Peak surge current handled at rated clamping voltage; determines minimum trace width and PCB pad design. |
| TJ max. | +150 °C - Maximum junction temperature; enables operation in under-hood automotive or high-ambient industrial environments. |
| Package | SMB (DO-214AA) - Standardized surface-mount outline with 0.220" × 0.130" footprint; compatible with JEDEC-compliant pick-and-place equipment. |
Pinout & Package
Package: SMB (DO-214AA), molded plastic case with matte tin-plated leads, UL 94 V-0 rated, MSL Level 1 compliant (260 °C peak reflow). No polarity marking for bidirectional configuration.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Transient return path (bidirectional) | Provides symmetrical conduction path during positive or negative voltage excursions beyond VWM. |
| Cathode | Transient return path (bidirectional) | Electrically identical to anode in CA devices; forms dual-junction structure enabling equal clamping in both polarities. |
Key Features
| Feature | Design Value |
|---|---|
| Bidirectional clamping | Enables single-device protection of AC-coupled or floating signal lines without polarity concerns. |
| 600 W peak pulse power | Supports IEC 61000-4-5 Level 4 surge immunity (4 kV line-to-line) when properly mounted on 5 mm × 5 mm copper pads. |
| Glass passivated junction | Ensures long-term stability of breakdown voltage and low leakage drift over temperature and lifetime. |
| Halogen-free & RoHS-compliant (M3) | Meets environmental compliance requirements for automotive and industrial end-equipment without compromising surge robustness. |
| Fast response time (<1 ns) | Clamps transients before sensitive downstream components experience overvoltage stress. |
Applications
| Automotive Sensor Interface Protection | Industrial PLC Analog Input Protection |
|---|---|
|
Use Scenario: Protecting CAN/LIN bus transceivers and analog sensor front-ends (e.g., pressure, temperature) from load dump and ESD events in vehicle ECUs. IC Role / Device Role / Timing Role: Bidirectional TVS clamping element placed directly at connector entry point to shunt surge energy before it reaches signal conditioning ICs. Use Value: Maintains signal integrity under ISO 7637-2 Pulse 1/2a/5a conditions while supporting AEC-Q101-qualified system certification via HM3 variants. |
Use Scenario: Safeguarding 4–20 mA current loop inputs and ±10 V analog inputs in programmable logic controllers against field wiring surges and ground bounce. IC Role / Device Role / Timing Role: Primary overvoltage clamp on input terminals, coordinated with series impedance and filtering to meet IEC 61000-4-4/5 immunity requirements. Use Value: Limits transient voltage to ≤18.2 V during 33 A surges, preventing damage to precision op-amps and ADCs without adding signal path capacitance. |
| Telecom Line Card Surge Protection | Consumer Appliance Motor Drive Protection |
|
Use Scenario: Shielding Ethernet PHYs, DSL line drivers, and PoE injectors from lightning-induced surges on unshielded twisted-pair cabling. IC Role / Device Role / Timing Role: First-stage transient suppressor on line-side interface, working in coordination with gas discharge tubes (GDTs) for staged protection. Use Value: Fast clamping action (<1 ns) prevents overshoot past PHY IC absolute maximum ratings, while 600 W rating handles multi-kV induced transients. |
Use Scenario: Protecting microcontroller GPIOs and gate drivers in washing machine, HVAC, or power tool motor control boards from inductive kickback. IC Role / Device Role / Timing Role: Snubber-style clamp across relay coils, H-bridge freewheeling paths, or optocoupler inputs to absorb stored inductive energy. Use Value: Clamps flyback spikes to 18.2 V, preventing latch-up or permanent damage to 3.3 V/5 V logic-level control ICs in cost-sensitive white goods designs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ13CA | Same VWM/VC specs but lower PPPM (400 W); SMA package (smaller footprint, higher RθJA = 140 °C/W). | Limited to lower-energy transients; unsuitable for IEC 61000-4-5 Level 4 without parallel staging. | Select when board space is constrained and surge threat level is ≤2 kV. |
| SMCJ13CA | Higher PPPM (1500 W); larger SMC (DO-214AB) package; same VWM/VC and bidirectional function. | Used where higher surge margin is required (e.g., outdoor telecom, solar inverters) and PCB area allows larger footprint. | Choose for enhanced ruggedness in harsh environments where 600 W is marginal. |
Compared with SMAJ13CA and SMCJ13CA, the P6SMB13CA-M3/52 delivers optimal balance of surge robustness, compact SMB footprint, and automated assembly compatibility - making it ideal for space-constrained industrial and automotive modules requiring verified 600 W transient handling.
Availability
P6SMB13CA-M3/52 is available at Aetrix Electronics and suitable for automotive sensor interfaces, industrial PLC analog inputs, telecom line cards, and consumer appliance motor drive circuits requiring stable component supply and halogen-free compliance.
Supply support for P6SMB13CA-M3/52 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 targets cost-effective, high-volume transient protection for automotive, industrial, and communications systems - engineered for robustness under repetitive surge stress and compatibility with modern SMT manufacturing.
FAQ
What is the clamping voltage of P6SMB13CA-M3/52 at its rated peak pulse current?
The P6SMB13CA-M3/52 has a maximum clamping voltage (VC) of 18.2 V at 33.0 A peak pulse current with a 10/1000 μs waveform. This value is measured under standardized test conditions per Figure 1 in the Vishay datasheet 88370 and defines the upper voltage limit imposed on protected circuitry during surge events. The P6SMB13CA-M3/52 maintains this clamping performance across its qualified operating temperature range.
Is P6SMB13CA-M3/52 suitable for automotive applications requiring AEC-Q101 qualification?
The P6SMB13CA-M3/52 itself is not AEC-Q101 qualified; however, Vishay offers the AEC-Q101-qualified variant P6SMB13CAHM3_B/H (or _I) with identical electrical specs and the HM3 halogen-free, RoHS-compliant construction. The "_B" suffix denotes AEC-Q101 qualification for VWM ≤ 220 V devices like P6SMB13CA-M3/52. So while P6SMB13CA-M3/52 is commercial-grade, its HM3_B counterpart is the direct AEC-Q101 option.
How does the SMB package of P6SMB13CA-M3/52 compare thermally to SMA or SMC packages?
The SMB (DO-214AA) package of P6SMB13CA-M3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 100 °C/W and junction-to-lead (RθJL) of 20 °C/W when mounted on 0.2" × 0.2" copper pads. This is lower than SMA (RθJA ≈ 140 °C/W) but higher than SMC (RθJA ≈ 65 °C/W), positioning P6SMB13CA-M3/52 for moderate-power surge handling with better thermal performance than SMA and smaller footprint than SMC.
What is the reverse leakage current specification for P6SMB13CA-M3/52 at its standoff voltage?
At the maximum standoff voltage VWM = 11.1 V and TA = 25 °C, the P6SMB13CA-M3/52 exhibits a maximum reverse leakage current (ID) of 5.0 μA. This low leakage ensures minimal power loss and signal interference in high-impedance analog or communication lines, and remains within specification up to +125 °C per derating curves in the datasheet.
Can P6SMB13CA-M3/52 be used in bidirectional AC signal protection without external polarity considerations?
Yes - the "CA" suffix in P6SMB13CA-M3/52 explicitly denotes a bidirectional configuration, meaning it provides symmetrical clamping for both positive and negative voltage transients. There is no cathode band marking, and the device functions identically regardless of terminal orientation, making it ideal for protecting AC-coupled data lines, transformer-isolated interfaces, or floating sensor outputs without polarity-aware layout constraints.
P6SMB13CA-M3/52 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AA, SMB
- Series:
- P6SMB, TransZorb®
- Packaging:
- Tape & Box (TB)
- 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):
- 33A
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AA (SMBJ)
P6SMB13CA-M3/52 FAQ
1.How can I place an order for P6SMB13CA-M3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6SMB13CA-M3/52 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 P6SMB13CA-M3/52 reliable?
The price and inventory of P6SMB13CA-M3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P6SMB13CA-M3/52 is usually 5 days.
3.What payment methods are accepted for P6SMB13CA-M3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6SMB13CA-M3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6SMB13CA-M3/52?
P6SMB13CA-M3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6SMB13CA-M3/52 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 P6SMB13CA-M3/52?
For technical support, including P6SMB13CA-M3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6SMB13CA-M3/52 requirements.
6.How does Aetrix verify that P6SMB13CA-M3/52 is sourced from the original manufacturer or authorized distributors?
All P6SMB13CA-M3/52 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 P6SMB13CA-M3/52 meets industry standards.
7.What is the process for return or replacement of P6SMB13CA-M3/52?
All P6SMB13CA-M3/52 units undergo pre-shipment inspection (PSI). If there is an issue with P6SMB13CA-M3/52, 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 P6SMB13CA-M3/52 part is unused and in its original packaging.
Return procedure for P6SMB13CA-M3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
P6SMB13CA-M3/52 Tags
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