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Vishay General Semiconductor - Diodes Division SMBJ6.0C-E3/52
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- Part No.:
- SMBJ6.0C-E3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SMBJ6.0C-E3/52.pdf
- Description:
- TVS DIODE 6VWM 11.4VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:4,336
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Product details
Overview
SMBJ6.0C-E3/52 from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode in SMB (DO-214AA) package, designed for clamping fast-rising ESD and surge transients on power and signal lines. It features 6.0 V stand-off voltage (VWM), 6.67–7.37 V breakdown voltage (VBR) at 10 mA, 600 W peak pulse power (10/1000 µs), and clamps to ≤10.3 V at 58.3 A peak current - protecting sensitive MOSFETs and ICs in industrial power supplies.
For engineers reviewing the SMBJ6.0C-E3/52 datasheet, SMBJ6.0C-E3/52 pinout, SMBJ6.0C-E3/52 application, or SMBJ6.0C-E3/52 equivalent, key selection criteria include clamping voltage under surge, unidirectional polarity for DC rail protection, SMB package thermal performance, and RoHS-compliant commercial-grade qualification per J-STD-020 MSL level 1.
Technical Context
This TVS diode operates as a voltage-clamped shunt protector: when reverse voltage exceeds VWM = 6.0 V, it avalanches at VBR ≥ 6.67 V (10 mA test), limiting transient energy with low incremental surge resistance and <1 ps response time. Its unidirectional configuration ensures forward conduction only during fault conditions, preserving normal DC bias integrity.
Thermally, it delivers 5.0 W steady-state power dissipation at TA = 50 °C with RθJA = 100 °C/W and RθJL = 20 °C/W, enabling reliable operation on standard 0.2" × 0.2" copper pads. The matte tin-plated leads meet J-STD-002 solderability and JESD 22-B102 whisker resistance Class 2.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 6.0 V - Maximum continuous reverse operating voltage before clamping begins; sets minimum system overvoltage margin. |
| VBR (min/max) | 6.67 V / 7.37 V at 10 mA - Confirmed avalanche onset range; ensures predictable turn-on across temperature and unit variation. |
| VC @ IPPM | ≤10.3 V at 58.3 A - Clamped voltage during 600 W 10/1000 µs surge; defines worst-case stress on downstream ICs. |
| PPPM | 600 W - Peak pulse power handling capability; validates robustness against IEC 61000-4-5 Level 4 surges (4 kV line-to-line). |
| IFSM | 100 A - Non-repetitive forward surge rating (8.3 ms half-sine); supports inrush current immunity in DC input stages. |
| TJ max | +150 °C - Maximum junction temperature; enables operation in high-ambient industrial environments with derating. |
| Package | SMB (DO-214AA) - Surface-mount outline with 5.59 mm × 4.06 mm footprint and 2.20 mm height; optimized for automated placement and thermal pad layout. |
Pinout & Package
Package: SMB (DO-214AA), molded case with matte tin-plated leads. Cathode indicated by band; anode is unmarked end. Complies with UL 94 V-0 flammability rating.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Cathode (banded end) | Transient current sink | Connected to protected line (e.g., +12 V rail); conducts surge current to ground when VLINE > VBR. |
| Anode (unbanded end) | Reference node | Typically tied to system ground or low-impedance return path; completes clamping loop during overvoltage events. |
Key Features
| Feature | Design Value |
|---|---|
| 600 W peak pulse power (10/1000 µs) | Withstands repeated 4 kV IEC 61000-4-5 surges without degradation when mounted per recommended pad layout. |
| Low clamping voltage (≤10.3 V) | Keeps protected ICs (e.g., microcontrollers, gate drivers) below absolute maximum ratings during 58.3 A transients. |
| Glass passivated junction | Ensures stable VBR and leakage performance across humidity, temperature cycling, and long-term operation. |
| MSL level 1 (260 °C peak) | Compatible with standard lead-free reflow profiles without preconditioning or baking requirements. |
| RoHS-compliant, commercial grade | E3 suffix confirms compliance with EU RoHS Directive 2011/65/EU and halogen-free material categorization. |
Applications
| Industrial Power Input Protection | Automotive Body Control Module (BCM) Supply Rail |
|---|---|
|
Use Scenario: 24 V DC input stage of programmable logic controller (PLC) exposed to load dump and inductive switching noise. IC Role / Device Role / Timing Role: Unidirectional shunt TVS placed between +24 V rail and chassis ground to clamp transients before they reach DC-DC converter input. Use Value: Limits voltage excursions to ≤10.3 V during 600 W surges, preventing latch-up or damage to upstream rectifier and downstream buck controller. |
Use Scenario: 12 V battery-supplied BCM module subject to ISO 7637-2 Pulse 1 (inductive spike) and Pulse 5a (load dump). IC Role / Device Role / Timing Role: Primary overvoltage clamp on main supply line, coordinated with fuse and upstream LC filter. Use Value: Responds in <1 ps to clamp 100 V spikes to safe levels within 100 ns, meeting automotive EMC immunity requirements without adding capacitance. |
| USB Type-C VBUS Line Protection | Motor Drive Gate Driver Supply Protection |
|
Use Scenario: VBUS line (5 V nominal) in USB-C port exposed to ESD (IEC 61000-4-2 ±15 kV contact) and hot-plug overshoot. IC Role / Device Role / Timing Role: First-line transient suppressor between connector and USB PD controller, placed before inline current-limiting resistor. Use Value: Clamps ESD events to ≤10.3 V while maintaining <1 μA leakage at 5 V, avoiding false triggering of PD negotiation circuitry. |
Use Scenario: Isolated 15 V gate drive supply for 600 V IGBT in HVAC inverter, susceptible to Miller-induced voltage spikes. IC Role / Device Role / Timing Role: Local TVS across gate driver output capacitor to absorb fast dv/dt transients coupled through parasitic capacitance. Use Value: Low clamping voltage prevents unintended IGBT turn-on during switching transitions, improving reliability of motor control timing. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ6.0A-E3/52 | Unidirectional, identical VWM/VBR/PPPM, but marked "A" instead of "C"; same electrical specs and package. | No functional difference; "A" and "C" suffixes denote identical unidirectional variants per Vishay documentation. | Select SMBJ6.0A-E3/52 only if legacy BOM or distributor stock requires "A" marking; electrically interchangeable. |
| SMAJ6.0A-E3/61 | Same VWM/VBR but lower PPPM = 400 W and SMA package (smaller thermal mass, RθJA = 140 °C/W). | Lower surge capacity limits use to lighter-duty applications (e.g., signal lines); not suitable for 24 V power rail protection. | Choose SMAJ6.0A-E3/61 only for space-constrained signal-level protection where 400 W surge margin is sufficient. |
Compared with SMBJ6.0A-E3/52, the original SMBJ6.0C-E3/52 offers identical performance but reflects Vishay's updated part numbering convention; versus SMAJ6.0A-E3/61, it provides 50 % higher surge power and superior thermal management for demanding power-line applications.
Availability
SMBJ6.0C-E3/52 is available at Aetrix Electronics and suitable for industrial power input protection, automotive BCM supply rails, USB Type-C VBUS line hardening, and motor drive gate driver supply stabilization requiring stable component supply and full traceability.
Supply support for SMBJ6.0C-E3/52 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, TVS devices, and optoelectronics with emphasis on reliability, efficiency, and application-specific optimization.
The SMBJ series was engineered for high-energy transient suppression in harsh environments - targeting industrial automation, automotive subsystems, and telecom infrastructure where robust overvoltage immunity is non-negotiable.
FAQ
What is the polarity configuration of SMBJ6.0C-E3/52?
SMBJ6.0C-E3/52 is a unidirectional TVS diode, meaning it functions as a reverse-biased zener-like clamp for positive transients on the cathode side. The banded end is the cathode and must be connected to the line being protected; the anode connects to ground. This configuration blocks forward current during normal operation while providing low-impedance shunting during overvoltage events. Unlike bidirectional variants (e.g., SMBJ6.0CA), SMBJ6.0C-E3/52 does not conduct symmetrically in both directions.
Does SMBJ6.0C-E3/52 meet automotive qualification standards?
SMBJ6.0C-E3/52 is rated for commercial-grade operation and is not AEC-Q101 qualified. For automotive applications, Vishay specifies the HE3 or HM3 suffix variants (e.g., SMBJ6.0AHE3_B) which undergo additional stress testing per AEC-Q101. SMBJ6.0C-E3/52 remains suitable for industrial and consumer systems where extended temperature range (−55 °C to +150 °C) and robust surge handling are required, but formal automotive qualification is not mandated.
What is the maximum clamping voltage for SMBJ6.0C-E3/52 under surge conditions?
The maximum clamping voltage (VC) for SMBJ6.0C-E3/52 is 10.3 V, measured at its peak pulse current (IPPM) of 58.3 A using the standardized 10/1000 µs waveform. This value represents the worst-case voltage seen by downstream components during a full 600 W transient event and is guaranteed across manufacturing lot and temperature extremes per Vishay's datasheet specifications.
Can SMBJ6.0C-E3/52 be used in place of SMBJ6.0A-E3/52?
Yes, SMBJ6.0C-E3/52 can be used interchangeably with SMBJ6.0A-E3/52. Both share identical electrical characteristics - including VWM = 6.0 V, VBR = 6.67–7.37 V, PPPM = 600 W, and VC = 10.3 V - and are packaged in the same SMB (DO-214AA) outline. The "C" and "A" suffixes reflect Vishay's internal marking convention for unidirectional devices and do not indicate functional differentiation. No PCB or schematic changes are needed for substitution.
What is the thermal resistance and how does it affect SMBJ6.0C-E3/52 layout?
SMBJ6.0C-E3/52 has a typical junction-to-ambient thermal resistance (RθJA) of 100 °C/W when mounted on 0.2" × 0.2" copper pads per Vishay's recommended layout. This value directly impacts sustained power handling: at 50 °C ambient, the device supports 5.0 W continuous dissipation. To maintain reliability, PCB layout must replicate the specified pad dimensions and avoid excessive trace length or isolation that increases thermal impedance. Thermal vias under the cathode/anode pads further reduce RθJA in high-power designs.
SMBJ6.0C-E3/52 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AA, SMB
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 6V
- Voltage - Breakdown (Min):
- 6.67V
- Voltage - Clamping (Max) @ Ipp:
- 11.4V
- Current - Peak Pulse (10/1000µs):
- 52.6A
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AA (SMBJ)
SMBJ6.0C-E3/52 FAQ
1.How can I place an order for SMBJ6.0C-E3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SMBJ6.0C-E3/52 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 SMBJ6.0C-E3/52 reliable?
The price and inventory of SMBJ6.0C-E3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMBJ6.0C-E3/52 is usually 5 days.
3.What payment methods are accepted for SMBJ6.0C-E3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMBJ6.0C-E3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMBJ6.0C-E3/52?
SMBJ6.0C-E3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMBJ6.0C-E3/52 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 SMBJ6.0C-E3/52?
For technical support, including SMBJ6.0C-E3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMBJ6.0C-E3/52 requirements.
6.How does Aetrix verify that SMBJ6.0C-E3/52 is sourced from the original manufacturer or authorized distributors?
All SMBJ6.0C-E3/52 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 SMBJ6.0C-E3/52 meets industry standards.
7.What is the process for return or replacement of SMBJ6.0C-E3/52?
All SMBJ6.0C-E3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SMBJ6.0C-E3/52, 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 SMBJ6.0C-E3/52 part is unused and in its original packaging.
Return procedure for SMBJ6.0C-E3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMBJ6.0C-E3/52 Tags
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