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Vishay General Semiconductor - Diodes Division P6SMB100CA-M3/52
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- Part No.:
- P6SMB100CA-M3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
P6SMB100CA-M3/52.pdf
- Description:
- TVS DIODE 85.5VWM 137VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:7,444
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Product details
Overview
P6SMB100CA-M3/52 from Vishay General Semiconductor is a bidirectional surface-mount Transient Voltage Suppressor (TVS) diode in SMB (DO-214AA) package, rated for 100 V standoff voltage (VWM), 137 V maximum clamping voltage (VC) at 4.4 A peak pulse current (IPPM), and 600 W peak pulse power (PPPM) with 10/1000 μs waveform. It protects signal lines and power rails in automotive, industrial, and telecom systems against ESD, lightning surges, and inductive switching transients.
For engineers reviewing the P6SMB100CA-M3/52 datasheet, P6SMB100CA-M3/52 pinout, P6SMB100CA-M3/52 application, or P6SMB100CA-M3/52 equivalent, this device delivers verified bidirectional clamping performance, halogen-free RoHS compliance (M3 suffix), MSL Level 1 moisture sensitivity, and AEC-Q101 qualification readiness - critical for high-reliability board-level surge protection design.
Technical Context
The P6SMB100CA-M3/52 employs a glass-passivated silicon junction optimized for fast transient response (<1 ns) and low incremental surge resistance, enabling effective suppression of sub-microsecond voltage spikes. Its bidirectional architecture provides symmetrical clamping in both polarities without polarity marking on the case.
Designed for surface-mount assembly on standard 0.2" × 0.2" (5.0 mm × 5.0 mm) copper pads per terminal, it achieves thermal resistance of 100 °C/W (junction-to-ambient) and supports repetitive surge duty cycles up to 0.01 % at TA = 25 °C. The device operates across -65 °C to +150 °C junction temperature range.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM (Stand-off Voltage) | 100 V - Maximum continuous reverse working voltage before clamping initiates; defines safe operating margin below breakdown. |
| VBR (Breakdown Voltage) | 105 V min / 116 V max at 1 mA - Confirmed avalanche onset range; ensures predictable turn-on under transient stress. |
| VC (Clamping Voltage) | 137 V at IPPM = 4.4 A - Peak voltage seen by protected circuit during 10/1000 μs surge; determines downstream component stress. |
| PPPM (Peak Pulse Power) | 600 W - Sustained energy-handling capability under standardized 10/1000 μs waveform; validates robustness vs. IEC 61000-4-5 Level 4. |
| ID (Reverse Leakage) | 1.0 μA max at VWM - Minimal DC leakage at rated standoff; preserves signal integrity and low-power rail stability. |
| TJ max | +150 °C - Maximum junction temperature rating; enables operation in under-hood automotive or enclosed industrial environments. |
| Package | SMB (DO-214AA) - Industry-standard surface-mount outline with 5.59 mm × 4.06 mm footprint; compatible with automated pick-and-place and reflow. |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, bidirectional configuration with no polarity marking. Cathode/anode terminals are symmetrical; device functions identically in either orientation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode (Terminal 1) | Transient current entry (negative half-cycle) | Accepts reverse surge current during negative polarity transients; forms one side of bidirectional clamping path. |
| Cathode (Terminal 2) | Transient current entry (positive half-cycle) | Accepts reverse surge current during positive polarity transients; completes symmetrical clamping conduction path. |
Key Features
| Feature | Design Value |
|---|---|
| Bidirectional clamping | Enables single-device protection of AC-coupled or floating signal lines without polarity concerns or external diode pairing. |
| 600 W peak pulse power | Meets IEC 61000-4-5 surge immunity requirements for industrial and automotive applications with minimal PCB area. |
| Halogen-free & RoHS-compliant (M3) | Complies with environmental regulations and soldering standards (J-STD-002/JESD 22-B102); supports lead-free reflow profiles up to 260 °C peak. |
| MSL Level 1 rating | Zero floor life limitation; eliminates bake-out requirement prior to assembly - reduces manufacturing cost and handling risk. |
| Low clamping ratio (VC/VWM = 1.37) | Minimizes overvoltage exposure to downstream ICs; improves margin for 100 V-rated components in 48 V or 60 V systems. |
Applications
| Automotive Sensor Protection | Industrial CAN Bus Interface |
|---|---|
Use Scenario: Protecting LIN/CAN transceiver inputs and sensor analog outputs (e.g., pressure, temperature) from load-dump and jump-start transients in vehicle ECUs. IC Role / Device Role / Timing Role: Bidirectional TVS placed directly at connector interface to clamp ±100 V surges before reaching transceiver ESD structures. Use Value: Prevents latch-up or permanent damage to transceivers such as TCAN1042 or SN65HVD230 under ISO 7637-2 Pulse 5a/b conditions. |
Use Scenario: Safeguarding differential CAN_H/CAN_L lines in factory automation gateways exposed to motor drive noise and relay switching. IC Role / Device Role / Timing Role: Low-capacitance bidirectional suppressor shunting common-mode transients while preserving signal rise/fall times. Use Value: Maintains CAN FD data integrity up to 5 Mbps by limiting clamping overshoot to ≤137 V without adding jitter or distortion. |
| Telecom Power Input Stage | Consumer USB-C Port Protection |
Use Scenario: Front-end surge protection for 48 V PoE-powered equipment (e.g., IP cameras, access points) subjected to lightning-induced surges on Ethernet pairs. IC Role / Device Role / Timing Role: Primary clamping device in parallel with PoE controller input, absorbing >100 A surges per IEC 61000-4-5. Use Value: Enables compliance with EN 61000-4-5 Level 4 (4 kV line-to-earth) using compact SMB footprint instead of larger DO-214AB devices. |
Use Scenario: Secondary-level protection for USB-C CC and VBUS lines in portable docking stations against ESD and hot-plug transients. IC Role / Device Role / Timing Role: Fast-response TVS placed after primary ESD array to handle higher-energy events missed by polymer-based protectors. Use Value: Clamps 8 kV contact ESD (IEC 61000-4-2) to <137 V within <1 ns, preventing damage to USB PD controllers like FUSB302B. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ100CA-T | Same VWM (100 V), VC = 143 V at 4.3 A; 600 W rating; SMB package; RoHS-compliant but not halogen-free. | Higher clamping voltage increases stress on protected ICs; lacks M3 halogen-free certification required for some automotive Tier 1 programs. | Select when halogen-free compliance is not mandated and minor clamping margin increase is acceptable. |
| 1.5SMC100CA | Same electrical specs (VWM = 100 V, VC = 137 V), but in larger SMC (DO-214AB) package; 600 W rating; halogen-free option available (1.5SMC100CAHM3). | Larger 7.11 mm × 6.22 mm footprint requires PCB redesign; better thermal dissipation for sustained surge duty cycles. | Select when higher thermal mass is needed for repetitive surge events or legacy SMC-layout compatibility exists. |
Compared with SMBJ100CA-T and 1.5SMC100CA, the P6SMB100CA-M3/52 uniquely combines halogen-free compliance, MSL Level 1 handling, and compact SMB footprint - making it optimal for space-constrained, high-volume automotive and industrial modules where material compliance and assembly efficiency are prioritized.
Availability
P6SMB100CA-M3/52 is available at Aetrix Electronics and suitable for automotive sensor interfaces, industrial CAN bus nodes, and telecom power input stages requiring stable component supply, full traceability, and long-term lifecycle support.
Supply support for P6SMB100CA-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, automotive qualification, and high-volume manufacturability.
The P6SMB Series targets board-level transient suppression in cost-sensitive, high-reliability applications - delivering standardized 600 W surge capability across 5.8 V to 540 V ranges in compact SMB packaging for automotive, industrial, and consumer electronics.
FAQ
What is the clamping voltage of P6SMB100CA-M3/52 at its rated peak pulse current?
The P6SMB100CA-M3/52 has a maximum clamping voltage (VC) of 137 V at 4.4 A peak pulse current (IPPM) under the standardized 10/1000 μs waveform. This value is measured per JEDEC test conditions and defines the upper voltage limit imposed on protected circuits during surge events - critical for ensuring downstream ICs remain within absolute maximum ratings.
Is P6SMB100CA-M3/52 suitable for automotive applications requiring AEC-Q101 qualification?
The base P6SMB100CA-M3/52 is not AEC-Q101 qualified; however, Vishay offers AEC-Q101 variants under ordering codes such as P6SMB100CAHM3_B/H. The "HM3" suffix denotes halogen-free and RoHS-compliant construction, while "_B" indicates AEC-Q101 qualification for the 6.8 V to 220 V range - confirming P6SMB100CA falls within that qualified band when ordered with HM3_B suffix.
How does the M3 suffix affect the P6SMB100CA-M3/52's compliance and assembly process?
The M3 suffix on P6SMB100CA-M3/52 certifies halogen-free and RoHS-compliant construction, meeting IEC 61249-2-21 requirements. It also ensures compatibility with lead-free reflow profiles (peak 260 °C), J-STD-002 solderability, and JESD 22-B102 whisker resistance - eliminating post-assembly inspection risks and supporting environmentally regulated production lines.
What is the thermal resistance of P6SMB100CA-M3/52, and how does it impact layout design?
The P6SMB100CA-M3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 100 °C/W when mounted on 0.2" × 0.2" (5.0 mm × 5.0 mm) copper pads per terminal. This value assumes minimum recommended pad layout; reducing pad size or omitting thermal vias increases junction temperature - potentially derating surge capability above 25 °C ambient per Figure 2 in the datasheet.
Can P6SMB100CA-M3/52 be used in bidirectional AC signal paths without polarity concerns?
Yes - the P6SMB100CA-M3/52 is explicitly designed as a bidirectional TVS diode, with symmetrical breakdown and clamping characteristics in both polarities. Its unmarked SMB package and CA suffix confirm bidirectional functionality, enabling direct placement across AC-coupled lines (e.g., RS-485, CAN, audio) without orientation verification or external series components.
P6SMB100CA-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):
- 85.5V
- Voltage - Breakdown (Min):
- 95V
- Voltage - Clamping (Max) @ Ipp:
- 137V
- Current - Peak Pulse (10/1000µs):
- 4.4A
- 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)
P6SMB100CA-M3/52 FAQ
1.How can I place an order for P6SMB100CA-M3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for P6SMB100CA-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 P6SMB100CA-M3/52 reliable?
The price and inventory of P6SMB100CA-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 P6SMB100CA-M3/52 is usually 5 days.
3.What payment methods are accepted for P6SMB100CA-M3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P6SMB100CA-M3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for P6SMB100CA-M3/52?
P6SMB100CA-M3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your P6SMB100CA-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 P6SMB100CA-M3/52?
For technical support, including P6SMB100CA-M3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P6SMB100CA-M3/52 requirements.
6.How does Aetrix verify that P6SMB100CA-M3/52 is sourced from the original manufacturer or authorized distributors?
All P6SMB100CA-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 P6SMB100CA-M3/52 meets industry standards.
7.What is the process for return or replacement of P6SMB100CA-M3/52?
All P6SMB100CA-M3/52 units undergo pre-shipment inspection (PSI). If there is an issue with P6SMB100CA-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 P6SMB100CA-M3/52 part is unused and in its original packaging.
Return procedure for P6SMB100CA-M3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
P6SMB100CA-M3/52 Tags
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