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Vishay General Semiconductor - Diodes Division P6SMB160CAHE3/52
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- Part No.:
- P6SMB160CAHE3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
P6SMB160CAHE3/52.pdf
- Description:
- TVS DIODE 136VWM 219VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:3,874
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Product details
Overview
P6SMB160CAHE3/52 from Vishay General Semiconductor is a bidirectional surface-mount Transient Voltage Suppressor (TVS) diode in the SMB (DO-214AA) package, rated for 160 V standoff voltage (VWM), 179 V minimum breakdown voltage (VBR), and 600 W peak pulse power (10/1000 μs). It provides robust clamping for automotive-grade ESD and surge protection on signal lines and power rails in sensor interfaces and industrial control modules.
For engineers reviewing the P6SMB160CAHE3/52 datasheet, P6SMB160CAHE3/52 pinout, P6SMB160CAHE3/52 application, or P6SMB160CAHE3/52 equivalent, this AEC-Q101 qualified TVS offers verified bidirectional clamping, low incremental surge resistance, and MSL Level 1 moisture sensitivity - critical for high-reliability automotive and industrial PCB designs requiring repeatable transient suppression without polarity constraints.
Technical Context
The P6SMB160CAHE3/52 operates as a bidirectional avalanche diode with symmetrical clamping in both polarities, enabling protection of AC-coupled or differential signal paths without external polarity management. Its glass-passivated junction ensures stable VBR tolerance (±5%) and low leakage (<1.0 μA at 136 V).
Designed for transient immunity per IEC 61000-4-2 (ESD) and IEC 61000-4-5 (surge), it delivers 219 V maximum clamping voltage (VC) at 2.7 A IPPM under 10/1000 μs waveform, with thermal resistance RθJA = 100 °C/W and operating junction temperature up to +150 °C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM (Stand-off) | 136 V - Maximum continuous reverse voltage before clamping begins; defines safe operating margin for 12–48 V systems. |
| VBR (Breakdown) | 152–168 V at 1 mA - Guaranteed avalanche initiation range; ensures predictable turn-on during transients. |
| VC (Clamping) | 219 V at 2.7 A (10/1000 μs) - Peak voltage seen by protected circuit; determines downstream component voltage rating requirements. |
| PPPM | 600 W - Peak transient energy absorption capability; supports repetitive surges up to 0.01% duty cycle. |
| ID (Leakage) | <1.0 μA at 136 V - Minimal DC loading on signal/power lines; preserves low-power sensor node integrity. |
| TJ max. | +150 °C - Enables operation in under-hood automotive or enclosed industrial enclosures without derating. |
| AEC-Q101 | Qualified - Validated for automotive electronics per stress test standard; supports PPAP documentation. |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, matte tin-plated terminals, RoHS-compliant and halogen-free (HE3 suffix), MSL Level 1 (260 °C reflow peak).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Cathode / Anode | Bidirectional terminal pair | No polarity marking; symmetric terminals enable AC or differential line protection without orientation dependency. |
Key Features
| Feature | Design Value |
|---|---|
| Bidirectional clamping | Enables single-device protection of AC signals, RS-485 buses, or transformer-coupled interfaces without polarity concerns. |
| 600 W peak pulse power | Sustains IEC 61000-4-5 Level 4 (4 kV) surge events on 50 Ω source impedance with margin. |
| Glass passivated junction | Ensures long-term VBR stability and low parameter drift across temperature and lifetime cycling. |
| MSL Level 1 rating | Permits standard SMT reflow without dry-pack or baking; reduces manufacturing overhead. |
| AEC-Q101 qualification | Validates reliability for automotive applications including body control modules and ADAS sensor hubs. |
Applications
| Automotive Sensor Interface | Industrial RS-485 Bus |
|---|---|
Use Scenario: Protecting CAN/LIN transceiver inputs and analog sensor outputs (e.g., pressure, temperature) in engine control units against load dump and ISO 7637-2 pulses. IC Role / Device Role / Timing Role: Bidirectional TVS clamp placed directly at connector entry point to shunt transients before reaching sensitive analog front-ends or digital PHYs. Use Value: Maintains signal integrity under 12 V/24 V system surges while meeting AEC-Q100 Grade 2 temperature requirements via +150 °C TJ rating. |
Use Scenario: Shielding RS-485 transceivers (e.g., MAX1487, SN65HVD72) in factory automation PLCs from ground loop surges and EFT bursts. IC Role / Device Role / Timing Role: Common-mode transient suppressor across differential A/B lines and shield ground, leveraging symmetrical clamping to preserve data eye integrity. Use Value: Limits common-mode voltage excursion to ≤219 V, preventing transceiver latch-up and ensuring >1 Mbps data reliability per TIA/EIA-485-A. |
| Consumer Power Adapter Input | Telecom DSL Line Card |
Use Scenario: Secondary-side overvoltage protection on 12–19 V DC outputs of wall adapters subjected to lightning-induced surges on shared building wiring. IC Role / Device Role / Timing Role: Fast-response shunt device placed after DC-DC converter output filter to clamp residual transients escaping primary-side MOVs. Use Value: Achieves sub-1 ns response time and <1 μA leakage, avoiding standby current penalty while meeting UL 62368-1 transient immunity. |
Use Scenario: Protecting ADSL/VDSL line drivers and SLIC circuits from induced surges on twisted-pair telephone lines exposed to outdoor environments. IC Role / Device Role / Timing Role: Bidirectional clamp across tip/ring lines referenced to chassis ground, handling both longitudinal and transverse mode transients. Use Value: Withstands repeated 10/1000 μs surges up to 600 W without degradation, supporting GR-1089-CORE compliance for central office equipment. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ160CA | Same VWM (136 V), lower PPPM (400 W), SMA package (larger footprint, higher RθJA) | Limited to lower-energy transients; unsuitable for IEC 61000-4-5 Level 4 without parallel devices | Select when cost sensitivity outweighs surge margin and board space permits larger SMA footprint. |
| SMCJ160CA | Same VWM (136 V), higher PPPM (1500 W), SMC package (3.5×7.0 mm vs. SMB's 3.9×4.6 mm) | Supports higher surge repetition rates but requires 2.5× more PCB area and different pad layout | Choose for mission-critical industrial systems needing >1 kV surge headroom where layout allows SMC size. |
Compared with SMAJ160CA and SMCJ160CA, the P6SMB160CAHE3/52 delivers optimal balance of 600 W surge capacity, compact SMB footprint, AEC-Q101 qualification, and MSL Level 1 process compatibility - making it the preferred choice for space-constrained automotive and industrial designs requiring validated reliability.
Availability
P6SMB160CAHE3/52 is available at Aetrix Electronics and suitable for automotive sensor modules, industrial communication interfaces, consumer power supplies, and telecom line cards requiring stable component supply with full traceability and long-term lifecycle support.
Supply support for P6SMB160CAHE3/52 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, MOSFETs, optoelectronics, and passive components with emphasis on reliability and application-specific performance.
The P6SMB Series targets high-volume transient protection in automotive, industrial, and communications systems, delivering standardized 600 W surge capability in compact SMB packages with AEC-Q101 and RoHS compliance built-in.
FAQ
What does the "CA" suffix indicate in P6SMB160CAHE3/52?
The "CA" suffix denotes a bidirectional configuration: the P6SMB160CAHE3/52 clamps transients equally in both polarities, making it suitable for AC signal lines, differential buses like RS-485, or any application where voltage reversal may occur. Unlike unidirectional variants (e.g., P6SMB160A), it has no cathode band marking and exhibits symmetrical electrical characteristics.
Is P6SMB160CAHE3/52 suitable for automotive applications?
Yes - the HE3 suffix confirms AEC-Q101 qualification, meaning the P6SMB160CAHE3/52 has passed stress tests for temperature cycling, humidity bias, mechanical shock, and high-temperature operating life required for automotive electronics. It is commonly used in body control modules, infotainment power rails, and ADAS sensor protection circuits.
What is the maximum clamping voltage (VC) of P6SMB160CAHE3/52 under standard test conditions?
The P6SMB160CAHE3/52 has a maximum clamping voltage of 219 V when subjected to a 10/1000 μs waveform at its rated peak pulse current of 2.7 A. This value is measured per JEDEC standards and defines the upper voltage limit imposed on protected circuitry during transient events.
How does the SMB (DO-214AA) package of P6SMB160CAHE3/52 compare to SMA or SMC alternatives?
The SMB package of the P6SMB160CAHE3/52 measures 3.94 mm × 4.57 mm × 2.20 mm - smaller than SMC (7.0 mm × 6.2 mm) and slightly smaller than SMA (4.5 mm × 2.7 mm). Its compact size enables dense routing in space-limited layouts, while maintaining 600 W PPPM and MSL Level 1 compatibility not found in many smaller-footprint TVS diodes.
Does P6SMB160CAHE3/52 require special PCB layout considerations?
Yes - for optimal performance, the P6SMB160CAHE3/52 should be mounted on 0.2" × 0.2" (5.0 mm × 5.0 mm) copper pads per terminal to meet its specified thermal resistance (RθJA = 100 °C/W) and peak pulse current rating. Minimizing trace inductance between the device and protected node is critical to achieving sub-1 ns response time.
P6SMB160CAHE3/52 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):
- 136V
- Voltage - Breakdown (Min):
- 152V
- Voltage - Clamping (Max) @ Ipp:
- 219V
- Current - Peak Pulse (10/1000µs):
- 2.7A
- 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)
P6SMB160CAHE3/52 FAQ
1.How can I place an order for P6SMB160CAHE3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6SMB160CAHE3/52 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 P6SMB160CAHE3/52 reliable?
The price and inventory of P6SMB160CAHE3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P6SMB160CAHE3/52 is usually 5 days.
3.What payment methods are accepted for P6SMB160CAHE3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6SMB160CAHE3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6SMB160CAHE3/52?
P6SMB160CAHE3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6SMB160CAHE3/52 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 P6SMB160CAHE3/52?
For technical support, including P6SMB160CAHE3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6SMB160CAHE3/52 requirements.
6.How does Aetrix verify that P6SMB160CAHE3/52 is sourced from the original manufacturer or authorized distributors?
All P6SMB160CAHE3/52 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 P6SMB160CAHE3/52 meets industry standards.
7.What is the process for return or replacement of P6SMB160CAHE3/52?
All P6SMB160CAHE3/52 units undergo pre-shipment inspection (PSI). If there is an issue with P6SMB160CAHE3/52, 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 P6SMB160CAHE3/52 part is unused and in its original packaging.
Return procedure for P6SMB160CAHE3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
P6SMB160CAHE3/52 Tags
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