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Vishay General Semiconductor - Diodes Division P6SMB13A-M3/52
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- Part No.:
- P6SMB13A-M3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
P6SMB13A-M3/52.pdf
- Description:
- TVS DIODE 11.1VWM 18.2VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:4,812
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Product details
Overview
P6SMB13A-M3/52 from Vishay General Semiconductor is a unidirectional surface-mount Transient Voltage Suppressor (TVS) diode in SMB (DO-214AA) package, designed for clamping voltage transients on power and signal lines. It features 13.7 V maximum breakdown voltage (VBR), 11.1 V stand-off voltage (VWM), 18.2 V maximum clamping voltage (VC) at 33.0 A peak pulse current, and 600 W peak pulse power capability with 10/1000 μs waveform - used to protect MOSFETs, ICs, and sensor interfaces in industrial power supplies.
For engineers reviewing the P6SMB13A-M3/52 datasheet, P6SMB13A-M3/52 pinout, P6SMB13A-M3/52 application, or P6SMB13A-M3/52 equivalent, this part delivers verified transient suppression performance in compact SMB packaging with halogen-free RoHS compliance, MSL Level 1 rating, and AEC-Q101 qualification availability - critical for automotive-grade ESD and load-dump protection design validation.
Technical Context
The P6SMB13A-M3/52 operates as a unidirectional avalanche diode with glass-passivated junction, enabling fast response time (<1 ns) and low incremental surge resistance. Its clamping behavior is defined by a 10/1000 μs double-exponential pulse waveform, with thermal derating above 25 °C per Fig. 2 and peak pulse current limited to 33.0 A at VC = 18.2 V.
It exhibits 0.081 %/°C temperature coefficient of VBR, 5.0 W steady-state power dissipation on infinite heatsink at 50 °C, and 100 A non-repetitive forward surge current (8.3 ms half-sine). Junction-to-ambient thermal resistance is 100 °C/W under standard pad layout (0.2" × 0.2" copper).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VBR (min/max) | 12.4 V / 13.7 V - defines guaranteed avalanche conduction onset range at 1.0 mA test current |
| VWM | 11.1 V - maximum continuous reverse operating voltage before leakage exceeds 5.0 μA |
| VC @ IPPM | 18.2 V at 33.0 A - clamped voltage during 600 W transient, limiting downstream device stress |
| IPPM | 33.0 A - peak pulse current supported with 10/1000 μs waveform under specified mounting |
| PPPM | 600 W - transient energy absorption capacity, rated at 0.01 % duty cycle |
| TJ max | +150 °C - maximum junction temperature, enabling operation in high-ambient industrial environments |
| Package | SMB (DO-214AA) - standardized surface-mount outline with 5.59 mm × 4.06 mm footprint and 2.20 mm height |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, halogen-free, RoHS-compliant, MSL Level 1 (260 °C peak reflow), matte tin-plated leads solderable per J-STD-002.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Cathode (banded end) | Transient clamp output node | Connected to protected line; conducts during overvoltage to shunt current to ground |
| Anode | Reference/return path | Typically tied to system ground or low-impedance return plane for effective clamping |
Key Features
| Feature | Design Value |
|---|---|
| 600 W peak pulse power | Enables robust protection against IEC 61000-4-5 Level 4 surges (4 kV/2 Ω) on 12 V rails without derating |
| Glass passivated junction | Ensures stable VBR and low leakage (<5 μA at VWM) across temperature and lifetime |
| Low profile SMB package | Supports automated SMT placement and fits high-density PCB layouts with 5.59 mm × 4.06 mm footprint |
| Halogen-free & RoHS-compliant (M3 suffix) | Meets IPC-1752A material declaration requirements and JEDEC JESD201 Class 2 whisker resistance |
| 100 A IFSM rating | Withstands repetitive inrush or fault currents in DC power input stages without degradation |
Applications
| Automotive Power Input Protection | Industrial Sensor Signal Line Protection |
|---|---|
|
Use Scenario: 12 V battery-fed ECUs exposed to ISO 7637-2 load dump transients up to 60 V. IC Role / Device Role / Timing Role: Unidirectional TVS placed between power rail and ground to clamp transients before they reach LDOs or microcontrollers. Use Value: Clamps to 18.2 V at 33 A, preventing damage to 5 V/3.3 V logic while surviving 600 W pulses per ISO standard. |
Use Scenario: Analog sensor outputs (e.g., pressure, temperature) routed across noisy motor control zones. IC Role / Device Role / Timing Role: Low-capacitance TVS on differential or single-ended signal traces to suppress ESD and coupled noise. Use Value: Sub-1 ns response ensures clamping occurs before sensitive ADC inputs saturate or latch up. |
| DC-DC Converter Input Stage | Telecom Line Interface Protection |
|
Use Scenario: 24 V input to isolated flyback converter in factory automation equipment. IC Role / Device Role / Timing Role: Primary-side TVS on bulk capacitor input to absorb switching-induced spikes and lightning-induced surges. Use Value: 11.1 V VWM allows normal operation while 18.2 V VC protects MOSFET gate drivers and controller ICs. |
Use Scenario: RS-485 transceiver bus lines in building management systems subject to induced surges. IC Role / Device Role / Timing Role: Discrete TVS on each data line (A/B) referenced to ground, complementing common-mode chokes. Use Value: 600 W rating handles multi-kV transients per ITU-T K.20/21, maintaining signal integrity below 18.2 V. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ13A-E3/52 | Same VWM/VBR/VC specs but in smaller SMA (DO-214AC) package; 400 W PPPM, higher RθJA (150 °C/W) | Limited to lower-energy transients; less thermal margin in high-power density designs | Select when board space is constrained and surge energy stays below 400 W |
| 1.5SMC13A | Same electrical specs but in larger SMC (DO-214AB) package; 1500 W PPPM, lower RθJA (60 °C/W) | Overqualified for 600 W needs; occupies 30% more PCB area than SMB | Select when long-term reliability under repeated surges or elevated ambient temperatures is prioritized |
Compared with SMAJ13A-E3/52 and 1.5SMC13A, the P6SMB13A-M3/52 delivers optimal balance of 600 W surge handling, SMB footprint efficiency, and halogen-free compliance - making it ideal for cost-sensitive, space-constrained industrial and automotive modules where precise energy matching matters.
Availability
P6SMB13A-M3/52 is available at Aetrix Electronics and suitable for industrial motor drives, automotive body control modules, and telecom power interface circuits requiring stable component supply with full traceability and long-term lifecycle support.
Supply support for P6SMB13A-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, precision, and automotive qualification.
The P6SMB Series targets high-energy transient suppression in compact SMT packages, engineered specifically for automotive, industrial, and telecom applications demanding AEC-Q101 readiness and consistent clamping performance.
FAQ
What is the maximum clamping voltage of the P6SMB13A-M3/52 under standard test conditions?
The P6SMB13A-M3/52 has a maximum clamping voltage (VC) of 18.2 V when subjected to its rated peak pulse current of 33.0 A using a 10/1000 μs waveform. This value is measured at TA = 25 °C on 0.2" × 0.2" copper pads and defines the upper voltage limit imposed on protected circuitry during transient events. The P6SMB13A-M3/52 maintains this clamping performance across its operational junction temperature range.
Is the P6SMB13A-M3/52 suitable for automotive applications?
The P6SMB13A-M3/52 itself is halogen-free and RoHS-compliant but not AEC-Q101 qualified; however, the P6SMB13AHM3_B/H variant (same electrical specs, B-suffix AEC-Q101 grade) is available. For automotive use, designers should specify the HM3_B or HM3_I suffix versions. The P6SMB13A-M3/52 remains suitable for non-automotive industrial applications where AEC-Q101 is not mandated.
How does the P6SMB13A-M3/52 differ from bidirectional TVS diodes like P6SMB13CA?
The P6SMB13A-M3/52 is unidirectional and functions only in reverse-bias avalanche mode, with polarity marked by a cathode band. In contrast, P6SMB13CA is bidirectional and symmetrical, suppressing transients in both directions - useful for AC lines or differential buses. The P6SMB13A-M3/52 offers tighter VBR tolerance and lower leakage in DC applications where polarity is fixed.
What is the thermal resistance of the P6SMB13A-M3/52, and how does it affect layout?
The P6SMB13A-M3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 100 °C/W when mounted on 0.2" × 0.2" copper pads per terminal. To maintain safe junction temperature under repeated 600 W pulses, PCB layout must follow Vishay's recommended pad dimensions (0.086" min. width, 0.220" ref. length) and avoid excessive trace impedance. The P6SMB13A-M3/52 thermal performance degrades significantly if pads are undersized or isolated.
Can the P6SMB13A-M3/52 be used in parallel for higher surge current handling?
No - the P6SMB13A-M3/52 is not characterized for parallel operation due to VBR tolerances (±5.3 %) causing current imbalance. Parallel connection risks thermal runaway in one device. For higher surge ratings, select a single higher-rated part such as P6SMB15A or P6SMB16A. The P6SMB13A-M3/52 must be applied as a discrete, standalone protection element per line.
P6SMB13A-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:
- 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:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AA (SMBJ)
P6SMB13A-M3/52 FAQ
1.How can I place an order for P6SMB13A-M3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6SMB13A-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 P6SMB13A-M3/52 reliable?
The price and inventory of P6SMB13A-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 P6SMB13A-M3/52 is usually 5 days.
3.What payment methods are accepted for P6SMB13A-M3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6SMB13A-M3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6SMB13A-M3/52?
P6SMB13A-M3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6SMB13A-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 P6SMB13A-M3/52?
For technical support, including P6SMB13A-M3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6SMB13A-M3/52 requirements.
6.How does Aetrix verify that P6SMB13A-M3/52 is sourced from the original manufacturer or authorized distributors?
All P6SMB13A-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 P6SMB13A-M3/52 meets industry standards.
7.What is the process for return or replacement of P6SMB13A-M3/52?
All P6SMB13A-M3/52 units undergo pre-shipment inspection (PSI). If there is an issue with P6SMB13A-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 P6SMB13A-M3/52 part is unused and in its original packaging.
Return procedure for P6SMB13A-M3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
P6SMB13A-M3/52 Tags
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