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Vishay General Semiconductor - Diodes Division SMB10J16AHE3/52
- Part No.:
- SMB10J16AHE3/52
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AA, SMB
- Datasheet:
-
SMB10J16AHE3/52.pdf
- Description:
- TVS DIODE 16VWM 26VC DO214AA
- Quantity:
- Payment:
- Shipping:
Inventory:2,821
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Product details
Overview
SMB10J16AHE3/52 from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode in SMB (DO-214AA) package, designed for high-energy surge protection on DC power rails and signal lines. It features a 16 V stand-off voltage (VWM), 17.8–19.7 V breakdown voltage (VBR at 1 mA), 26.0 V clamping voltage (VC) at 38.5 A peak pulse current, and 1000 W peak pulse power (10/1000 µs waveform), making it suitable for automotive power line and industrial sensor interface protection.
For engineers reviewing the SMB10J16AHE3/52 datasheet, SMB10J16AHE3/52 pinout, SMB10J16AHE3/52 application, or SMB10J16AHE3/52 equivalent, key selection criteria include AEC-Q101 qualification, unidirectional polarity with cathode band marking, low incremental surge resistance, and compatibility with automated SMT placement on 5.0 mm × 5.0 mm copper pads.
Technical Context
This TVS diode operates as a clamping device that remains non-conductive below VWM = 16 V and rapidly transitions to low-impedance conduction above VBR (min 17.8 V) to limit transient overvoltages. Its glass-passivated junction ensures stable leakage (<1.0 µA at VWM) and repeatable breakdown behavior across temperature.
The SMB10J16AHE3/52 is rated for TJ = –55 °C to +150 °C, meets MSL Level 1 per J-STD-020 (260 °C reflow peak), and delivers 100 A IFSM (8.3 ms half-sine) - enabling robust protection against load dump and inductive switching events in automotive ECUs and industrial controllers.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 16 V - maximum continuous reverse operating voltage before significant leakage begins |
| VBR (min/max) | 17.8 V / 19.7 V at 1 mA - guaranteed breakdown range defining turn-on threshold under ESD/surge stress |
| VC @ IPPM | 26.0 V at 38.5 A - clamped voltage during 1000 W transient, limiting downstream IC stress |
| PPPM | 1000 W (10/1000 µs) - peak surge power handling capacity for automotive-level transients |
| IFSM | 100 A (8.3 ms half-sine) - surge current rating for load-dump immunity without failure |
| TJ max | +150 °C - junction temperature limit supporting under-hood automotive deployment |
| AEC-Q101 | Qualified - validated for automotive reliability including temperature cycling, HTRB, and ESD |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, low-profile plastic case with matte tin-plated leads solderable per J-STD-002. Cathode indicated by color band on one end.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry (unidirectional) | Connected to protected line side; conducts during positive transients when cathode is biased higher |
| Cathode | Forward current exit / clamping reference | Marked with band; tied to ground or lower-potential rail to clamp surges to safe voltage |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive electronics including engine control, body modules, and ADAS sensors |
| Glass passivated junction | Ensures stable VBR tolerance, low leakage (<1 µA), and long-term reliability under thermal cycling |
| Low profile SMB package | Enables high-density PCB layouts and compatibility with standard SMT pick-and-place equipment |
| MSL Level 1 rating | Supports lead-free reflow up to 260 °C peak without moisture-induced damage |
| 1000 W peak pulse power | Withstands ISO 7637-2 Pulse 5a (load dump) and IEC 61000-4-5 surge events in 12 V systems |
Applications
| Automotive Power Rail Protection | Industrial Sensor Interface |
|---|---|
Use Scenario: Protecting 12 V supply inputs of engine control units (ECUs) against load dump transients up to 35 V and 100 ms duration. IC Role / Device Role / Timing Role: Unidirectional clamping TVS placed between battery rail and input filter capacitor. Use Value: Limits voltage to ≤26.0 V during 1000 W surges, preventing damage to downstream LDOs and microcontrollers. | Use Scenario: Shielding analog output lines (e.g., 4–20 mA current loop) of pressure/temperature sensors from ESD and cable discharge events. IC Role / Device Role / Timing Role: Fast-response (sub-nanosecond) shunt protector on signal path to ground. Use Value: Clamps 8 kV contact ESD (IEC 61000-4-2) to <26 V within 1 ns, preserving signal integrity and ADC accuracy. |
| DC Motor Drive Input Stage | Telecom Power Supply Input |
Use Scenario: Safeguarding H-bridge driver ICs from inductive kickback when controlling brushed DC motors in power seats or HVAC actuators. IC Role / Device Role / Timing Role: Bidirectional-capable unidirectional TVS placed across motor terminals or supply rail. Use Value: Absorbs 100 A surge energy (IFSM) without degradation, extending driver lifetime in stop-start cycles. | Use Scenario: Front-end surge suppression on 48 V telecom rectifier outputs exposed to lightning-induced surges per IEC 61000-4-5 Level 4. IC Role / Device Role / Timing Role: Primary clamping device upstream of bulk capacitors and DC/DC converters. Use Value: Delivers 1000 W peak power dissipation with 26.0 V clamping, reducing stress on downstream TVS arrays and MOSFETs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ16A-E3/52 | Same VWM/VBR/VC, but not AEC-Q101 qualified; commercial-grade only | Lacks automotive qualification; unsuitable for under-hood or safety-critical modules | Select SMB10J16AHE3/52 when AEC-Q101 compliance is mandatory for production release. |
| SMCJ16AHE3/52 | Same electrical specs but larger SMC (DO-214AB) package; 1500 W PPPM | Higher power rating but requires 30% more board area; less suitable for space-constrained modules | Choose SMB10J16AHE3/52 where PCB real estate is limited and 1000 W suffices for system-level testing. |
Compared with SMBJ16A-E3/52 and SMCJ16AHE3/52, SMB10J16AHE3/52 uniquely balances AEC-Q101 qualification, SMB footprint efficiency, and 1000 W surge capability - making it optimal for cost-sensitive, space-constrained automotive and industrial designs requiring certified reliability.
Availability
SMB10J16AHE3/52 is available at Aetrix Electronics and suitable for automotive electronic control units, industrial sensor interfaces, and telecom power supply inputs requiring stable component supply with full traceability and lifecycle management.
Supply support for SMB10J16AHE3/52 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, power density, and automotive-grade qualification.
The SMB10J series is part of Vishay's TRANSZORB® TVS platform, engineered specifically for high-power-density transient suppression in harsh environments - targeting automotive, industrial, and telecom applications demanding AEC-Q101 validation and robust surge immunity.
FAQ
What is the clamping voltage of SMB10J16AHE3/52 and how is it measured?
The SMB10J16AHE3/52 has a maximum clamping voltage (VC) of 26.0 V at 38.5 A peak pulse current, tested with a 10/1000 µs waveform per ANSI/IEEE C62.35. This value represents the upper voltage limit imposed on protected circuitry during standardized surge events, ensuring downstream components remain within safe operating limits. The SMB10J16AHE3/52 achieves this clamping performance while maintaining low incremental surge resistance for minimal voltage overshoot.
Is SMB10J16AHE3/52 suitable for automotive applications?
Yes, SMB10J16AHE3/52 is AEC-Q101 qualified and explicitly designed for automotive use, including engine control, body electronics, and ADAS sensor modules. Its construction - glass-passivated junction, MSL Level 1 reflow compatibility, and operation from –55 °C to +150 °C - meets stringent automotive reliability requirements. The "HE3" suffix confirms RoHS-compliant and AEC-Q101-qualified status, making SMB10J16AHE3/52 appropriate for production vehicles.
What does the "HE3/52" suffix mean in SMB10J16AHE3/52?
The "HE3" suffix denotes RoHS-compliant and AEC-Q101-qualified construction, while "/52" specifies packaging in 7-inch diameter plastic tape and reel with 750 units per reel. This ordering code ensures traceable, automotive-grade material with industry-standard SMT handling. The SMB10J16AHE3/52 is distinct from commercial variants (e.g., SMBJ16A-E3/52) due to its validated qualification testing and enhanced process controls required for automotive deployment.
How does SMB10J16AHE3/52 compare to bidirectional TVS diodes with the same VWM?
SMB10J16AHE3/52 is unidirectional and optimized for DC power rail protection where polarity is fixed - offering higher peak pulse power (1000 W vs. 800 W for SMB8J16CA) and superior surge current handling (38.5 A vs. 30.8 A). Unlike bidirectional types, it provides lower leakage (<1.0 µA) and tighter VBR tolerance, making SMB10J16AHE3/52 preferable for 12 V/24 V supply lines where reverse conduction is unnecessary and efficiency matters.
What PCB layout guidance applies to SMB10J16AHE3/52 for optimal surge performance?
For optimal transient suppression, mount SMB10J16AHE3/52 with minimum 5.0 mm × 5.0 mm copper pads per terminal to ensure adequate thermal dissipation and low-inductance paths to ground. Keep traces short and wide between the TVS anode/cathode and protected node/ground plane to minimize parasitic inductance - critical for sub-ns response. Avoid vias in the main current path; use multiple thermal vias under pads if layer stacking permits. The SMB10J16AHE3/52's performance is validated using this pad layout per Vishay Document 88422.
SMB10J16AHE3/52 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):
- 16V
- Voltage - Breakdown (Min):
- 17.8V
- Voltage - Clamping (Max) @ Ipp:
- 26V
- Current - Peak Pulse (10/1000µs):
- 38.5A
- Power - Peak Pulse:
- 1000W (1kW)
- 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 (SMB)
SMB10J16AHE3/52 FAQ
1.How can I place an order for SMB10J16AHE3/52 through Aetrix?
Please submit a Request for Quotation (RFQ) for SMB10J16AHE3/52 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 SMB10J16AHE3/52 reliable?
The price and inventory of SMB10J16AHE3/52 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMB10J16AHE3/52 is usually 5 days.
3.What payment methods are accepted for SMB10J16AHE3/52?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMB10J16AHE3/52 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMB10J16AHE3/52?
SMB10J16AHE3/52 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMB10J16AHE3/52 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 SMB10J16AHE3/52?
For technical support, including SMB10J16AHE3/52 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMB10J16AHE3/52 requirements.
6.How does Aetrix verify that SMB10J16AHE3/52 is sourced from the original manufacturer or authorized distributors?
All SMB10J16AHE3/52 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 SMB10J16AHE3/52 meets industry standards.
7.What is the process for return or replacement of SMB10J16AHE3/52?
All SMB10J16AHE3/52 units undergo pre-shipment inspection (PSI). If there is an issue with SMB10J16AHE3/52, 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 SMB10J16AHE3/52 part is unused and in its original packaging.
Return procedure for SMB10J16AHE3/52:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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