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Taiwan Semiconductor Corporation SMCJ130A
- Part No.:
- SMCJ130A
- Manufacturer:
- Taiwan Semiconductor Corporation
- Category:
- TVS Diodes
- Package:
- DO-214AB, SMC
- Datasheet:
-
SMCJ130A.pdf
- Description:
- TVS DIODE 130VWM 209VC SMC
- Quantity:
- Payment:
- Shipping:
Inventory:4,308
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Product details
Overview
SMCJ130A from Taiwan Semiconductor is a unidirectional 1500W surface-mount transient voltage suppressor (TVS) diode in DO-214AB (SMC) package, with 130V working stand-off voltage (VWM), 144–159V breakdown voltage (VBR), and 209V maximum clamping voltage (VC) at 7.5A peak pulse current. It protects automotive and industrial power rails against ISO 7637-2 Pulse 1/2a/2b/3a/3b transients.
For engineers reviewing the SMCJ130A datasheet, SMCJ130A pinout, SMCJ130A application, or SMCJ130A equivalent, key selection criteria include clamping performance under 10/1000μs surge, junction temperature derating above 25°C, unidirectional polarity marking, and compliance with JESD201 Class 2 whisker resistance and UL 94V-0 molding compound.
Technical Context
The SMCJ130A uses a glass-passivated silicon junction optimized for fast response (<1.0 ps rise time from 0 V to VBR min) and low leakage (<1 μA at 130 V). Its thermal design supports 150°C max junction temperature with RθJA = 55°C/W and RθJC = 10°C/W, enabling high-power transient absorption without thermal runaway in compact PCB layouts.
As a unidirectional TVS, it conducts only during reverse overvoltage events - forward voltage is 5.0 V at 100 A per specification - and requires cathode-band orientation during placement. It meets ISO 7637-2 immunity requirements for automotive electronics but is not rated for bidirectional use (no "C" or "CA" suffix).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 130 V - Maximum continuous reverse operating voltage before clamping begins |
| VBR min/max | 144 V / 159 V @ 1 mA - Confirmed breakdown range defining turn-on threshold tolerance |
| VC @ IPPM | 209 V @ 7.5 A - Clamped voltage during 10/1000μs surge, limiting downstream IC stress |
| PPK | 1500 W - Peak pulse power rating for non-repetitive 1ms transients |
| IR @ VWM | <1 μA - Negligible leakage at rated stand-off, preserving system standby current |
| TJ max | +150 °C - Maximum junction temperature enabling operation in under-hood automotive environments |
| Package | DO-214AB (SMC) - Standardized surface-mount outline with 0.210 g mass and matte tin-plated leads |
Pinout & Package
DO-214AB (SMC) package: molded plastic case with cathode band marking on one end; leads are matte tin-plated, solderable per J-STD-002; polarity must be observed during PCB layout.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward conduction terminal | Connected to lower-potential side (e.g., ground or return path) in unidirectional configuration |
| Cathode | Reverse-biased clamping terminal | Connected to protected line (e.g., 12 V rail); marked by band; conducts during overvoltage |
Key Features
| Feature | Design Value |
|---|---|
| Glass-passivated junction | Ensures stable VBR and low IR across temperature and lifetime, critical for automotive reliability |
| ISO 7637-2 compliance | Validated for Pulse 1 (inductive load dump), Pulse 2a/2b (battery disconnect), and Pulse 3a/3b (switching noise) |
| Moisture sensitivity level 1 | No floor life limitation or bake requirement before reflow - simplifies SMT assembly logistics |
| UL 94V-0 molding compound | Self-extinguishing encapsulation meets flame-retardancy requirements for enclosed automotive modules |
| JESD201 Class 2 whisker resistance | Prevents tin whisker growth under thermal cycling, eliminating latent short-circuit risk in long-life systems |
Applications
| Automotive Power Rail Protection | Industrial PLC I/O Protection |
|---|---|
Use Scenario: 12 V battery-fed ECU power input subjected to load dump and alternator transients per ISO 7637-2. IC Role / Device Role / Timing Role: Unidirectional TVS placed between rail and ground to clamp surges before they reach DC-DC converters and microcontrollers. Use Value: Limits voltage to ≤209 V during 7.5 A 10/1000μs pulses, preventing damage to 36 V-rated input stages. | Use Scenario: Digital input module exposed to inductive kickback from solenoid or relay coils in factory automation. IC Role / Device Role / Timing Role: Standoff protection device shunting transient energy away from optocoupler inputs and signal conditioning ICs. Use Value: Absorbs up to 1500 W of pulse energy without degradation, maintaining >130 V DC integrity during normal operation. |
| LED Driver Overvoltage Clamp | Telecom Power Interface Protection |
Use Scenario: Constant-current LED driver board powered from 24 V supply in outdoor signage, subject to lightning-induced surges. IC Role / Device Role / Timing Role: Primary overvoltage clamp on input rail, coordinated with upstream fuse and downstream ceramic capacitors. Use Value: Clamps transients within <1.0 ps, ensuring LED driver ICs see no voltage exceeding 209 V even during fast-rising events. | Use Scenario: PoE-powered network switch port interface where DC bias and data lines share common chassis ground. IC Role / Device Role / Timing Role: Rail-level protector on 48 V DC input, isolating surge paths from Ethernet PHY and PMIC circuitry. Use Value: Provides 130 V standoff with <1 μA leakage, avoiding interference with 48 V PD detection and classification circuits. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ130A (Bourns) | Same VWM (130 V), lower PPK (600 W), DO-214AA (SMB) package (smaller footprint, higher RθJA) | Lower surge capacity suits consumer-grade 12 V systems; not recommended for ISO 7637-2 Pulse 1 load dump | Select SMBJ130A only when space-constrained and peak surge energy is ≤600 W |
| 1.5KE130A (ON Semiconductor) | Same VWM/VBR range, through-hole DO-201AD package, 1500 W rating, slower response (~1 ns) | Requires wave soldering or hand assembly; unsuitable for fully SMT production or high-density boards | Choose 1.5KE130A only for legacy through-hole designs or prototyping with breadboard compatibility |
Compared with SMBJ130A and 1.5KE130A, the SMCJ130A delivers full 1500 W surge handling in a surface-mount DO-214AB package with sub-nanosecond response and automotive-grade reliability - making it the preferred choice for production-grade automotive and industrial SMT designs requiring robust ISO 7637-2 immunity.
Availability
SMCJ130A is available at Aetrix Electronics and suitable for automotive ECUs, industrial PLC I/O modules, LED driver power inputs, and telecom DC power interfaces requiring stable component supply and full ISO 7637-2 compliance.
Supply support for SMCJ130A 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
Taiwan Semiconductor Corporation (TSC) is a vertically integrated Taiwanese manufacturer specializing in discrete semiconductors, including TVS diodes, rectifiers, and MOSFETs for automotive and industrial markets.
The SMCJ series was designed specifically for high-energy transient suppression in automotive power distribution networks and industrial control systems, emphasizing rugged packaging, low leakage, and standardized ISO 7637-2 validation.
FAQ
What is the clamping voltage of the SMCJ130A under a standard 10/1000μs surge?
The SMCJ130A has a maximum clamping voltage (VC) of 209 V when subjected to a 7.5 A peak pulse current with a 10/1000μs waveform. This value is measured per Fig.5 in the datasheet and defines the upper voltage limit imposed on protected circuitry during transient events - critical for ensuring downstream ICs remain within absolute maximum ratings.
Is the SMCJ130A suitable for bidirectional transient protection?
No, the SMCJ130A is a unidirectional TVS diode and is not rated for bidirectional operation. For bidirectional protection, Taiwan Semiconductor specifies parts with "C" or "CA" suffixes (e.g., SMCJ130CA). Using SMCJ130A in reverse-biased AC or dual-polarity applications may result in forward conduction and failure.
What is the forward voltage drop of the SMCJ130A at high current?
The SMCJ130A exhibits a forward voltage (VF) of 5.0 V at 100 A, as specified for all SMCJ100–SMCJ170 unidirectional devices. This VF value is relevant during fault conditions involving large forward surges, such as accidental reverse polarity connection or latch-up scenarios in power supply inputs.
Does the SMCJ130A require special handling for moisture sensitivity?
No - the SMCJ130A is rated at Moisture Sensitivity Level 1 (per J-STD-020), meaning it has unlimited floor life and does not require dry-packaging, baking, or humidity-controlled storage prior to reflow soldering. This simplifies manufacturing logistics and reduces assembly risk.
How does the SMCJ130A's thermal resistance affect its derating in high-temperature environments?
With RθJA = 55°C/W and RθJC = 10°C/W, the SMCJ130A's power dissipation must be derated above 25°C ambient per Fig.2 in the datasheet. At 100°C ambient, its usable peak pulse power drops to ~750 W - a critical consideration for under-hood automotive placements where sustained high temperatures reduce surge margin.
SMCJ130A Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Taiwan Semiconductor Corporation
- Package/Case:
- DO-214AB, SMC
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 130V
- Voltage - Breakdown (Min):
- 144V
- Voltage - Clamping (Max) @ Ipp:
- 209V
- Current - Peak Pulse (10/1000µs):
- 7.2A
- Power - Peak Pulse:
- 1500W (1.5kW)
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AB (SMC)
SMCJ130A FAQ
1.How can I place an order for SMCJ130A through Aetrix?
Please submit a Request for Quotation (RFQ) for SMCJ130A 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 SMCJ130A reliable?
The price and inventory of SMCJ130A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMCJ130A is usually 5 days.
3.What payment methods are accepted for SMCJ130A?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMCJ130A transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMCJ130A?
SMCJ130A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMCJ130A 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 SMCJ130A?
For technical support, including SMCJ130A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMCJ130A requirements.
6.How does Aetrix verify that SMCJ130A is sourced from the original manufacturer or authorized distributors?
All SMCJ130A 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 SMCJ130A meets industry standards.
7.What is the process for return or replacement of SMCJ130A?
All SMCJ130A units undergo pre-shipment inspection (PSI). If there is an issue with SMCJ130A, 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 SMCJ130A part is unused and in its original packaging.
Return procedure for SMCJ130A:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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