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Vishay General Semiconductor - Diodes Division SMCJ6.0AHE3_A/I
- Part No.:
- SMCJ6.0AHE3_A/I
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AB, SMC
- Datasheet:
-
SMCJ6.0AHE3_A/I.pdf
- Description:
- TVS DIODE 6VWM 10.3VC DO214AB
- Quantity:
- Payment:
- Shipping:
Inventory:8,434
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Product details
Overview
SMCJ6.0AHE3_A/I from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode in SMC (DO-214AB) package, designed for robust overvoltage protection of DC power rails and signal lines. It features a 6.0 V stand-off voltage (VWM), 6.67–7.37 V breakdown voltage (VBR) at 10 mA, 1500 W peak pulse power (10/1000 µs), 10.3 V clamping voltage at 145.6 A peak surge current, and AEC-Q101 qualification for automotive use.
For engineers reviewing the SMCJ6.0AHE3_A/I datasheet, SMCJ6.0AHE3_A/I pinout, SMCJ6.0AHE3_A/I application, or SMCJ6.0AHE3_A/I equivalent, this device is selected for high-energy transient suppression in automotive ECUs, industrial power supplies, and sensor interface circuits where reliability under repetitive surge stress and extended temperature operation (−55 °C to +150 °C) are critical.
Technical Context
The SMCJ6.0AHE3_A/I operates as a unidirectional avalanche diode with glass-passivated junction, enabling fast response (<1 ps) to ESD and lightning-induced transients. Its low incremental surge resistance and tight VBR tolerance (±5%) ensure consistent clamping behavior across production lots.
Thermally, it delivers 6.5 W power dissipation at TA = 50 °C with RθJA = 75 °C/W and RθJL = 15 °C/W, supporting reliable operation on standard 8.0 mm × 8.0 mm copper pads without forced cooling in space-constrained layouts.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 6.0 V - Maximum continuous reverse operating voltage before clamping begins; sets upper limit for protected circuit's normal operating range. |
| VBR (min/max) | 6.67 V / 7.37 V at IT = 10 mA - Confirmed breakdown threshold ensures predictable turn-on during overvoltage events. |
| VC @ IPPM | 10.3 V at 145.6 A - Clamping voltage limits downstream component stress during 1500 W transient surges. |
| IPPM | 145.6 A - Peak surge current handling capacity for 10/1000 µs waveform defines protection margin against ISO 7637-2 Pulse 1/2/5a. |
| TJ max. | +150 °C - Junction temperature rating enables deployment in under-hood automotive environments and high-ambient industrial settings. |
| Package | SMC (DO-214AB) - Surface-mount outline with 0.320" x 0.246" footprint and matte tin-plated leads compliant with J-STD-002 solderability. |
| AEC-Q101 | Qualified - Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing per AEC specification. |
Pinout & Package
Package: SMC (DO-214AB), molded plastic case with cathode band marking; terminals are matte tin-plated leads suitable for reflow soldering per J-STD-020 MSL level 1 (peak 260 °C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Cathode (banded end) | Anode-side connection point in unidirectional configuration | Connected to protected line; reverse-biased during normal operation; conducts when VLINE exceeds VBR. |
| Anode | Ground/reference node connection | Typically tied to system ground or low-impedance return path; completes clamping loop during transient events. |
Key Features
| Feature | Design Value |
|---|---|
| Glass-passivated junction | Ensures stable VBR and low leakage (<1000 μA at VWM) over lifetime and temperature extremes. |
| 1500 W peak pulse power | Withstands high-energy transients such as ISO 16750-2 load dump spikes without degradation. |
| AEC-Q101 qualification | Validates suitability for automotive powertrain, body control, and ADAS modules requiring long-term field reliability. |
| Low clamping ratio (VC/VWM = 1.72) | Minimizes voltage overshoot during clamping, protecting 5 V and 3.3 V logic-level ICs downstream. |
| MSL Level 1 moisture sensitivity | Enables standard SMT assembly without baking; compatible with lead-free reflow profiles up to 260 °C peak. |
Applications
| Automotive Power Supply Protection | Industrial Sensor Interface |
|---|---|
Use Scenario: Protecting 12 V battery-fed microcontroller power rails in engine control units against load dump and jump-start transients. IC Role / Device Role / Timing Role: Unidirectional TVS placed between VIN and GND to clamp surges above 6.0 V before they reach LDO regulators or MCU VDD pins. Use Value: Limits transient voltage to ≤10.3 V, preventing latch-up or permanent damage to 5 V tolerant peripherals under ISO 7637-2 Pulse 5a conditions. | Use Scenario: Safeguarding analog output lines of pressure or temperature sensors connected to PLC I/O modules. IC Role / Device Role / Timing Role: TVS mounted at connector entry point to shunt induced noise from motor drives or relay switching on 4–20 mA or 0–10 V signal paths. Use Value: Suppresses sub-microsecond EFT bursts while maintaining <1000 μA leakage at 6.0 V, preserving signal accuracy and ADC resolution. |
| Telecom DC Power Input | Consumer Device USB Port Protection |
Use Scenario: Guarding primary-side DC input of PoE-powered network switches against lightning-induced surges on outdoor Ethernet cables. IC Role / Device Role / Timing Role: First-stage clamping device upstream of DC-DC converters, absorbing bulk energy before secondary TVS or MOV stages. Use Value: Handles 145.6 A peak current at 10/1000 µs, reducing downstream component stress and extending system MTBF in outdoor deployments. | Use Scenario: Adding overvoltage resilience to USB Type-A power delivery paths in smart home hubs exposed to accidental 12 V adapter misconnection. IC Role / Device Role / Timing Role: Standoff-rated TVS on VBUS line to prevent catastrophic failure of USB controller ICs during plug-in events. Use Value: Clamps to 10.3 V within nanoseconds, allowing safe shutdown of charging circuitry before thermal runaway occurs in connected devices. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ6.0AHE3_A/I | Lower PPPM (400 W), smaller SMA (DO-214AC) package, same VWM/VBR spec | Limited to lower-energy transients (e.g., IEC 61000-4-2 ESD only); not suitable for ISO 7637-2 Pulse 5a | Select when board space is constrained and surge energy is ≤400 W; verify thermal derating on small pads. |
| SMCJ6.0CAHE3_A/I | Bidirectional variant; identical VWM, VBR, and PPPM but symmetric clamping in both polarities | Required for AC-coupled or floating signal lines (e.g., RS-485, CAN bus) where polarity reversal may occur | Choose for differential or bidirectional interfaces; avoid for DC power rail protection unless reverse polarity risk exists. |
Compared with SMAJ6.0AHE3_A/I and SMCJ6.0CAHE3_A/I, the SMCJ6.0AHE3_A/I provides optimal balance of high-energy clamping (1500 W), automotive qualification, and unidirectional efficiency-making it the preferred choice for 12 V DC power rail protection in harsh environments where surge magnitude and reliability are non-negotiable.
Availability
SMCJ6.0AHE3_A/I is available at Aetrix Electronics and suitable for automotive electronic control units, industrial programmable logic controllers, and telecom power supply designs requiring stable component supply, AEC-Q101 compliance, and high-reliability transient suppression.
Supply support for SMCJ6.0AHE3_A/I 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 high-reliability and automotive-grade solutions.
The SMCJ series is part of Vishay's TRANSZORB® TVS platform engineered specifically for high-power transient suppression in automotive, industrial, and telecom infrastructure applications where robustness against repetitive surge stress is mandatory.
FAQ
What is the maximum clamping voltage of the SMCJ6.0AHE3_A/I under full-rated surge current?
The SMCJ6.0AHE3_A/I has a maximum clamping voltage (VC) of 10.3 V when subjected to its rated peak pulse current (IPPM) of 145.6 A using a 10/1000 µs waveform. This value is measured per ANSI/IEEE C62.35 and confirmed in Vishay's datasheet revision 09-Jan-2024. The low VC ensures protected circuits remain within safe operating limits during surge events, and the SMCJ6.0AHE3_A/I maintains this performance across its full −55 °C to +150 °C operating junction temperature range.
Is the SMCJ6.0AHE3_A/I suitable for automotive applications?
Yes, the SMCJ6.0AHE3_A/I is AEC-Q101 qualified, as indicated by the "HE3" suffix in its ordering code. It undergoes rigorous stress testing-including temperature cycling, highly accelerated life testing (HALT), and ESD validation-to meet automotive reliability requirements. The SMCJ6.0AHE3_A/I is deployed in engine control units, body electronics, and ADAS modules where immunity to load dump, jump start, and ISO 7637-2 transients is essential. Its SMC package also supports automated placement in high-volume automotive PCB assembly.
How does the SMCJ6.0AHE3_A/I differ from the bidirectional SMCJ6.0CAHE3_A/I?
The SMCJ6.0AHE3_A/I is unidirectional, with polarity marked by a cathode band and intended for DC line protection where reverse voltage is not expected. In contrast, the SMCJ6.0CAHE3_A/I is bidirectional, offering symmetric clamping for AC or floating signals like RS-485 or CAN bus. Both share identical VWM (6.0 V), VBR, PPPM (1500 W), and package, but the SMCJ6.0AHE3_A/I achieves slightly lower leakage (<1000 μA) in forward bias due to its single-junction design. Select the SMCJ6.0AHE3_A/I for dedicated 12 V rail protection.
What is the thermal resistance and power derating behavior of the SMCJ6.0AHE3_A/I?
The SMCJ6.0AHE3_A/I has a typical junction-to-ambient thermal resistance (RθJA) of 75 °C/W and junction-to-lead (RθJL) of 15 °C/W when mounted on 8.0 mm × 8.0 mm copper pads. Its power dissipation (PD) is rated at 6.5 W at TA = 50 °C and derates linearly above that temperature, reaching zero at +150 °C. The SMCJ6.0AHE3_A/I maintains full surge capability (1500 W) only at TJ ≤ 150 °C, so layout must ensure adequate copper area and airflow for sustained high-power operation.
Does the SMCJ6.0AHE3_A/I require special PCB layout considerations?
Yes-the SMCJ6.0AHE3_A/I requires minimum 8.0 mm × 8.0 mm copper pad areas per terminal to achieve rated 1500 W pulse power and thermal performance. Short, low-inductance traces to ground are critical to minimize VL = L·di/dt overshoot during fast transients. The SMCJ6.0AHE3_A/I's cathode band must be correctly oriented toward the protected line, and no thermal relief should be used on pads to preserve heat transfer. Its DO-214AB outline is standardized, but verify land pattern matches Vishay's recommended mounting pad layout in document 88394.
SMCJ6.0AHE3_A/I Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AB, SMC
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 6V
- Voltage - Breakdown (Min):
- 6.67V
- Voltage - Clamping (Max) @ Ipp:
- 10.3V
- Current - Peak Pulse (10/1000µs):
- 145.6A
- Power - Peak Pulse:
- 1500W (1.5kW)
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AB (SMCJ)
SMCJ6.0AHE3_A/I FAQ
1.How can I place an order for SMCJ6.0AHE3_A/I through Aetrix?
Please submit a Request for Quotation (RFQ) for SMCJ6.0AHE3_A/I 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 SMCJ6.0AHE3_A/I reliable?
The price and inventory of SMCJ6.0AHE3_A/I are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMCJ6.0AHE3_A/I is usually 5 days.
3.What payment methods are accepted for SMCJ6.0AHE3_A/I?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMCJ6.0AHE3_A/I transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMCJ6.0AHE3_A/I?
SMCJ6.0AHE3_A/I orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMCJ6.0AHE3_A/I 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 SMCJ6.0AHE3_A/I?
For technical support, including SMCJ6.0AHE3_A/I datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMCJ6.0AHE3_A/I requirements.
6.How does Aetrix verify that SMCJ6.0AHE3_A/I is sourced from the original manufacturer or authorized distributors?
All SMCJ6.0AHE3_A/I 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 SMCJ6.0AHE3_A/I meets industry standards.
7.What is the process for return or replacement of SMCJ6.0AHE3_A/I?
All SMCJ6.0AHE3_A/I units undergo pre-shipment inspection (PSI). If there is an issue with SMCJ6.0AHE3_A/I, 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 SMCJ6.0AHE3_A/I part is unused and in its original packaging.
Return procedure for SMCJ6.0AHE3_A/I:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMCJ6.0AHE3_A/I Tags
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