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Vishay General Semiconductor - Diodes Division SMBJ60AHE3/52
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- Part No.:
- SMBJ60AHE3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SMBJ60AHE3/52.pdf
- Description:
- TVS DIODE 60VWM 96.8VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:6,989
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Product details
Overview
SMBJ60AHE3/52 from Vishay General Semiconductor is a unidirectional surface-mount transient voltage suppressor (TVS) diode in SMB (DO-214AA) package, designed to protect sensitive electronics against voltage transients induced by inductive load switching and lightning surges. It features a 60 V stand-off voltage (VWM), 66.7–73.7 V breakdown voltage (VBR) at 1 mA, 96.8 V maximum clamping voltage (VC) at 6.2 A peak pulse current, and 600 W peak pulse power rating with 10/1000 µs waveform.
For engineers reviewing the SMBJ60AHE3/52 datasheet, SMBJ60AHE3/52 pinout, SMBJ60AHE3/52 application, or SMBJ60AHE3/52 equivalent, key selection criteria include clamping performance under 6.2 A surge, unidirectional polarity for DC rail protection, AEC-Q101 qualification status, and compatibility with automated SMT placement on 0.2" × 0.2" copper pads.
Technical Context
This TVS diode operates as a voltage-clamped shunt protector: when reverse voltage exceeds VWM = 60 V, it avalanches to limit transient energy across protected lines. Its glass-passivated junction ensures stable breakdown characteristics and low leakage (<1 µA at VWM), while thermal resistance RθJA = 100 °C/W supports operation up to TJ = 150 °C.
The device complies with ANSI/IEEE C62.35 surge standards and meets J-STD-020 MSL Level 1 (peak reflow ≤ 260 °C). Its AEC-Q101 qualification confirms suitability for automotive powertrain and body electronics where reliability under repetitive surge stress is critical.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM (Stand-off Voltage) | 60 V - Maximum continuous reverse operating voltage before clamping begins; defines safe DC rail margin. |
| VBR (Breakdown Voltage) | 66.7–73.7 V at 1 mA - Confirmed avalanche onset range; ensures predictable turn-on during transients. |
| VC (Clamping Voltage) | 96.8 V at IPPM = 6.2 A - Peak voltage seen by protected circuit during 10/1000 µs surge; limits stress on downstream ICs. |
| PPPM (Peak Pulse Power) | 600 W - Sustained for single 10/1000 µs waveform; enables robust protection against IEC 61000-4-5 Level 4 surges. |
| IFSM (Surge Current) | 100 A (8.3 ms half-sine) - Supports high-energy inductive kick suppression without failure. |
| TJmax | 150 °C - Enables use in under-hood automotive environments and industrial enclosures with elevated ambient temperatures. |
| AEC-Q101 Qualified | Yes - Validated for automotive applications per stress test requirements including temperature cycling, HTRB, and surge life. |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, matte tin-plated leads, RoHS-compliant and halogen-free (HE3 suffix), MSL Level 1, 0.2" × 0.2" pad layout recommended.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Cathode (banded end) | Transient current sink | Connected to protected line; conducts surge current to ground when VREV > VBR. |
| Anode | Reference/ground return | 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) | Enables compliance with IEC 61000-4-5 surge immunity requirements for industrial and automotive interfaces. |
| Glass passivated chip junction | Ensures stable VBR tolerance and low leakage (<1 µA) over temperature and lifetime, critical for battery-powered systems. |
| AEC-Q101 qualified (HE3 suffix) | Validates reliability for automotive power distribution modules, ECU input protection, and ADAS sensor interfaces. |
| Low incremental surge resistance | Minimizes VC overshoot during fast-rising transients, improving protection margin for 3.3 V/5 V logic and microcontrollers. |
| MSL Level 1, 260 °C peak reflow | Supports standard lead-free SMT assembly without pre-baking or special handling. |
Applications
| Automotive Power Line Protection | Industrial Sensor Interface Protection |
|---|---|
|
Use Scenario: Protecting 12 V battery-fed ECUs from load dump and alternator ripple transients. IC Role / Device Role / Timing Role: Unidirectional shunt clamp on main power rail, placed upstream of LDOs and microcontrollers. Use Value: Limits transient voltage to ≤96.8 V during 6.2 A surges, preventing latch-up or gate oxide damage in downstream silicon. |
Use Scenario: Safeguarding analog sensor outputs (e.g., pressure, temperature) in PLC I/O modules exposed to field wiring surges. IC Role / Device Role / Timing Role: Point-of-entry TVS on signal lines, paired with series impedance for current limiting. Use Value: Clamps fast transients (<1 ns rise time) before they couple into precision ADC front-ends, preserving measurement integrity. |
| Telecom DC Power Input Protection | Consumer Device USB/DC Jack Protection |
|
Use Scenario: Guarding 48 V PoE-powered equipment inputs against Ethernet cable-induced surges and hot-swap transients. IC Role / Device Role / Timing Role: Primary overvoltage clamp on DC input stage, coordinated with upstream fuse and secondary filtering. Use Value: Absorbs 600 W surge energy without degradation, maintaining system uptime in telecom infrastructure cabinets. |
Use Scenario: Shielding USB-C or barrel-jack inputs in smart home hubs from ESD and accidental AC adapter misconnection. IC Role / Device Role / Timing Role: First-line defense against ±15 kV contact ESD and 60 V DC reverse-polarity faults. Use Value: Responds in <1 ps to divert >30 A ESD currents, preventing latch-up in USB PHY controllers and PMICs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ60A-E3/52 | No AEC-Q101 qualification; commercial-grade only; same electrical specs and SMB package. | Not approved for automotive production; suitable for industrial/commercial designs with lower reliability requirements. | Select when AEC-Q101 is not mandated and cost optimization is prioritized. |
| SAC6.0 | Lower PPPM = 400 W; VC = 10.3 V at 35.3 A; optimized for lower-voltage rails (≤6 V). | Designed for 3.3 V/5 V logic-level protection; insufficient clamping headroom for 60 V systems. | Use only for sub-12 V circuits; not a functional substitute for SMBJ60AHE3/52 in 12–48 V applications. |
Compared with SMBJ60A-E3/52, the HE3 variant adds automotive qualification without altering clamping behavior or footprint; SAC6.0 differs fundamentally in voltage class and energy rating, making it unsuitable as a drop-in replacement for 60 V rail protection.
Availability
SMBJ60AHE3/52 is available at Aetrix Electronics and suitable for automotive ECUs, industrial sensor nodes, telecom power supplies, and consumer DC-input devices requiring stable component supply with AEC-Q101 assurance and full traceability.
Supply support for SMBJ60AHE3/52 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 SMBJ series is engineered for high-energy transient suppression in harsh environments-targeting automotive, industrial, and telecom systems where robustness against lightning, ESD, and inductive switching is non-negotiable.
FAQ
What is the clamping voltage of SMBJ60AHE3/52 at its rated peak pulse current?
The SMBJ60AHE3/52 has a maximum clamping voltage (VC) of 96.8 V at IPPM = 6.2 A using the standardized 10/1000 µs waveform. This value is measured under specified test conditions (TA = 25 °C, mounted on 0.2" × 0.2" copper pads) and defines the upper voltage limit imposed on protected circuitry during surge events. The SMBJ60AHE3/52 maintains this clamping performance consistently due to its glass-passivated junction and low incremental resistance.
Is SMBJ60AHE3/52 suitable for bidirectional transient protection?
No, SMBJ60AHE3/52 is a unidirectional TVS diode, indicated by the "A" suffix and cathode band marking. It conducts only in reverse bias above VBR and blocks forward current like a standard rectifier. For bidirectional protection, Vishay offers the SMBJ60CA variant. Using SMBJ60AHE3/52 on AC-coupled or symmetrical signal lines would result in unintended forward conduction and potential failure.
Does SMBJ60AHE3/52 meet automotive qualification standards?
Yes, SMBJ60AHE3/52 is AEC-Q101 qualified, as confirmed by Vishay's ordering code suffix "HE3". This certification covers stress tests including high-temperature reverse bias (HTRB), temperature cycling, and surge life validation-ensuring reliability in automotive powertrain, chassis, and body electronics. The SMBJ60AHE3/52 is explicitly designated for automotive production use per Vishay's documentation.
What is the maximum operating junction temperature for SMBJ60AHE3/52?
The SMBJ60AHE3/52 has a maximum operating junction temperature (TJmax) of +150 °C, enabling deployment in high-ambient environments such as engine compartments, industrial motor drives, and enclosed telecom gear. Derating curves in the datasheet show that at TA = 125 °C, the device retains ≥50 % of its rated peak pulse power, ensuring continued protection capability under thermal stress. This rating applies to the SMBJ60AHE3/52 across its full operational lifetime.
How does the SMBJ60AHE3/52 package compare to SMA and SMC variants in terms of power handling?
The SMBJ60AHE3/52 uses the SMB (DO-214AA) package, which delivers 600 W peak pulse power-higher than SMA (DO-214AC, typically 400 W) but lower than SMC (DO-214AB, typically 1500 W). Its RθJA = 100 °C/W reflects this mid-tier thermal performance. Unlike SMA or SMC, SMB offers optimal balance of board space, solder joint reliability, and surge capacity for medium-energy applications. The SMBJ60AHE3/52 is not interchangeable with SMA- or SMC-based TVS diodes without verifying layout, thermal path, and clamping margin.
SMBJ60AHE3/52 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AA, SMB
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Discontinued at Digi-Key
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 60V
- Voltage - Breakdown (Min):
- 66.7V
- Voltage - Clamping (Max) @ Ipp:
- 96.8V
- Current - Peak Pulse (10/1000µs):
- 6.2A
- Power - Peak Pulse:
- 600W
- 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-214AA (SMBJ)
SMBJ60AHE3/52 FAQ
1.How can I place an order for SMBJ60AHE3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SMBJ60AHE3/52 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 SMBJ60AHE3/52 reliable?
The price and inventory of SMBJ60AHE3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMBJ60AHE3/52 is usually 5 days.
3.What payment methods are accepted for SMBJ60AHE3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMBJ60AHE3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMBJ60AHE3/52?
SMBJ60AHE3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMBJ60AHE3/52 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 SMBJ60AHE3/52?
For technical support, including SMBJ60AHE3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMBJ60AHE3/52 requirements.
6.How does Aetrix verify that SMBJ60AHE3/52 is sourced from the original manufacturer or authorized distributors?
All SMBJ60AHE3/52 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 SMBJ60AHE3/52 meets industry standards.
7.What is the process for return or replacement of SMBJ60AHE3/52?
All SMBJ60AHE3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SMBJ60AHE3/52, 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 SMBJ60AHE3/52 part is unused and in its original packaging.
Return procedure for SMBJ60AHE3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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