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Vishay General Semiconductor - Diodes Division TA6F10AHM3_A/H
- Part No.:
- TA6F10AHM3_A/H
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-221AC, SMA Flat Leads
- Datasheet:
-
TA6F10AHM3_A/H.pdf
- Description:
- TVS DIODE 8.55VWM 14.5VC DO221AC
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
TA6F10AHM3_A/H from Vishay General Semiconductor is a unidirectional surface-mount PAR® transient voltage suppressor (TVS) diode in SlimSMA (DO-221AC) package, with 10.0 V nominal breakdown voltage (VBR), 8.55 V stand-off voltage (VWM), and 600 W peak pulse power rating (10/1000 μs). It delivers 41.4 V clamping voltage at 14.5 A peak surge current and operates up to +185 °C junction temperature, making it suitable for automotive sensor line protection against load dump and ESD.
For engineers reviewing the TA6F10AHM3_A/H datasheet, TA6F10AHM3_A/H pinout, TA6F10AHM3_A/H application, or TA6F10AHM3_A/H equivalent, this device is evaluated for high-reliability automotive electronics requiring AEC-Q101 qualification, IEC 61000-4-2 ±30 kV ESD immunity, MSL Level 1 moisture sensitivity, and stable clamping under thermal stress up to 150 °C ambient.
Technical Context
This TVS diode uses passivated anisotropic rectifier technology to achieve low leakage (<5.0 μA at VWM) and tight VBR tolerance (±5% at 1.0 mA test current), enabling precise overvoltage threshold control in signal-line protection. Its SlimSMA package supports automated placement and provides 0.95 mm typical height for space-constrained PCB layouts.
The device features a positive temperature coefficient of VBR (+0.064 %/°C), ensuring predictable voltage drift across operating temperature. Thermal resistance is rated at RθJA = 120–150 °C/W (FR4 board, minimum pad layout) and RθJM = 12–15 °C/W, supporting reliable power dissipation up to 8 W at TM = 65 °C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VBR (min/typ/max) | 9.5 / 10.0 / 10.5 V at 1.0 mA - defines precise clamping onset threshold with ±5% tolerance for repeatable circuit protection |
| VWM | 8.55 V - maximum continuous reverse working voltage before leakage exceeds 5.0 μA, ensuring no false triggering during normal operation |
| VC @ IPPM | 41.4 V at 14.5 A - clamping voltage under 10/1000 μs surge, limiting downstream IC voltage stress to safe levels |
| PPPM | 600 W (10/1000 μs) - peak surge energy handling capacity compatible with ISO 7637-2 Pulse 1/2a/5a waveforms |
| TJ max | +185 °C - enables use in under-hood automotive environments without derating penalties up to 150 °C ambient |
| ESD Rating | ±30 kV per IEC 61000-4-2 - protects CAN, LIN, and sensor interfaces from contact and air discharge events |
| Qualification | AEC-Q101 qualified - validated for automotive-grade reliability including HTGB, HTRB, and temperature cycling |
Pinout & Package
Package: SlimSMA (DO-221AC), surface-mount, halogen-free, RoHS-compliant, with matte tin-plated terminals solderable per J-STD-002 and JESD22-B102. Cathode indicated by color band. Height: 0.95 mm typical.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Current entry terminal during forward conduction | Connected to protected line (e.g., sensor output) when used in unidirectional configuration |
| Cathode | Current exit terminal during forward conduction; clamping node | Connected to ground or lower-potential rail; determines polarity and clamping direction |
Key Features
| Feature | Design Value |
|---|---|
| Very low profile (0.95 mm height) | Enables integration into ultra-thin automotive ECUs and ADAS modules where Z-height is constrained |
| Junction passivation optimized design | Reduces long-term leakage drift and improves reliability under high-temperature bias stress (HTGB) |
| AEC-Q101 qualification | Validates robustness for automotive applications including engine control, body electronics, and infotainment |
| MSL Level 1 (260 °C peak reflow) | Supports single-pass lead-free reflow without popcorn effect or delamination risk |
| 30 kV IEC 61000-4-2 ESD immunity | Eliminates need for additional ESD protection on low-speed analog/sensor lines such as temperature or pressure sensors |
Applications
| Automotive Sensor Protection | CAN Bus Line Protection |
|---|---|
|
Use Scenario: Protecting analog output lines of pressure, temperature, and position sensors in engine bay modules exposed to load dump and ISO 7637-2 transients. IC Role / Device Role / Timing Role: Unidirectional TVS clamp placed between sensor output and ground to shunt surge energy before reaching ADC input or microcontroller pin. Use Value: Limits voltage excursion to ≤41.4 V during 14.5 A surge, preserving signal integrity and preventing latch-up in 3.3 V/5 V sensor interface ICs. |
Use Scenario: Safeguarding CAN_H and CAN_L differential pairs in vehicle network gateways and ECU nodes subjected to ESD and coupled transients. IC Role / Device Role / Timing Role: One TA6F10AHM3_A/H per line (CAN_H-to-ground, CAN_L-to-ground) providing bidirectional-like protection via dual unidirectional placement. Use Value: Clamps common-mode surges while maintaining <1 pF junction capacitance at zero bias, avoiding CAN bit timing distortion or signal integrity loss. |
| Industrial Motor Drive Feedback | Consumer Appliance Control Board |
|
Use Scenario: Shielding Hall-effect rotor position feedback signals in BLDC motor drives from commutation-induced voltage spikes and ground bounce. IC Role / Device Role / Timing Role: TVS placed at motor controller PCB edge connector to absorb inductive kickback before entering isolation amplifier or MCU GPIO. Use Value: Withstands repeated 600 W pulses and maintains <5.0 μA leakage at 8.55 V, ensuring accurate low-level analog feedback remains unaffected during normal operation. |
Use Scenario: Protecting user-interface buttons, LED drivers, and microcontroller reset lines in white goods control boards from ESD events during service or assembly. IC Role / Device Role / Timing Role: Point-of-use TVS on front-panel wiring harnesses and internal PCB traces to prevent latch-up or permanent damage to 3.3 V logic. Use Value: Delivers ±30 kV ESD immunity and operates reliably at 105 °C ambient-meeting IEC 61000-4-2 and UL 60730 safety requirements for Class B appliances. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ10A | Same SlimSMA package, but lower PPPM = 400 W and higher VC = 16.7 V at 24.7 A; no AEC-Q101 qualification | Not approved for automotive under-hood use; limited to industrial or consumer-grade surge zones | Select SMAJ10A only if cost sensitivity outweighs automotive qualification and 600 W surge margin is unnecessary |
| TPSMF10A | Same 10 V VWM, but SOD-123FL package (smaller footprint, lower thermal mass); PPPM = 600 W, VC = 17.0 V at 24.5 A | Limited to lower-energy transients due to reduced thermal mass; unsuitable for sustained load-dump events | Choose TPSMF10A for space-constrained consumer PCBs where peak surge duration is <100 μs and ambient TA ≤ 85 °C |
Compared with SMAJ10A and TPSMF10A, TA6F10AHM3_A/H offers superior automotive readiness (AEC-Q101), tighter VBR tolerance (±5% vs ±10%), and higher thermal endurance (TJ = 185 °C), making it the preferred choice for mission-critical automotive signal-line protection where long-term reliability under thermal stress is mandatory.
Availability
TA6F10AHM3_A/H is available at Aetrix Electronics and suitable for automotive sensor protection, CAN bus hardening, and industrial motor feedback systems requiring stable component supply, full traceability, and long-lifecycle support.
Supply support for TA6F10AHM3_A/H 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, high-efficiency, and automotive-qualified solutions.
The TA6F series belongs to Vishay's PAR® family of transient voltage suppressors, engineered specifically for automotive and industrial applications demanding AEC-Q101 compliance, high-temperature stability, and robust ESD immunity in ultra-low-profile packages.
FAQ
What is the exact breakdown voltage range for TA6F10AHM3_A/H?
The TA6F10AHM3_A/H has a guaranteed breakdown voltage (VBR) range of 9.5 V to 10.5 V at 1.0 mA test current, with a nominal value of 10.0 V. This ±5% tolerance ensures consistent clamping behavior across production lots and supports precise overvoltage threshold design in automotive sensor interfaces where tight voltage margins are critical. The TA6F10AHM3_A/H datasheet specifies this range under standard test conditions (TA = 25 °C).
Is TA6F10AHM3_A/H qualified for automotive under-hood applications?
Yes, TA6F10AHM3_A/H is AEC-Q101 qualified and rated for junction temperatures up to +185 °C, making it suitable for under-hood automotive applications such as engine control units, transmission modules, and ADAS sensor nodes. Its SlimSMA package meets MSL Level 1 and withstands 260 °C peak reflow, and its 30 kV IEC 61000-4-2 ESD rating supports robustness against field-deployed electrostatic threats. The TA6F10AHM3_A/H is explicitly listed in Vishay's AEC-Q101 certified product portfolio.
What is the clamping voltage of TA6F10AHM3_A/H at its rated surge current?
The TA6F10AHM3_A/H exhibits a maximum clamping voltage (VC) of 41.4 V at 14.5 A peak pulse current (IPPM) under the standard 10/1000 μs waveform. This value is measured per JEDEC test conditions and defines the upper voltage limit imposed on protected circuitry during surge events. For designs targeting 3.3 V or 5 V microcontrollers, this clamping level provides sufficient margin above VDD while remaining within absolute maximum ratings of downstream ICs. The TA6F10AHM3_A/H maintains this performance across its full operating temperature range.
Does TA6F10AHM3_A/H require special PCB layout considerations?
Yes - TA6F10AHM3_A/H requires adherence to Vishay's minimum recommended pad layout to achieve rated thermal performance (RθJA = 120 °C/W). The SlimSMA footprint must include adequate copper area for heat spreading, especially when dissipating >1 W continuously. Layout should minimize trace inductance between anode/cathode and protected line/ground to preserve clamping speed. The TA6F10AHM3_A/H mechanical drawing specifies pad dimensions and spacing; deviation may degrade surge handling or cause solder joint reliability issues during thermal cycling.
How does the temperature coefficient affect TA6F10AHM3_A/H performance?
The TA6F10AHM3_A/H has a positive temperature coefficient of VBR of +0.064 %/°C, meaning its breakdown voltage increases linearly with junction temperature. At 150 °C, VBR rises by ~7.7%, shifting from 10.0 V to ~10.77 V. This behavior ensures stable, non-catastrophic clamping under thermal stress and avoids premature triggering during high-ambient operation. Designers must account for this shift when setting system-level overvoltage thresholds - the TA6F10AHM3_A/H datasheet provides the formula VBR(TJ) = VBR(25°C) × [1 + αT × (TJ − 25)] for precise calculation.
TA6F10AHM3_A/H Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-221AC, SMA Flat Leads
- Series:
- PAR®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 8.55V
- Voltage - Breakdown (Min):
- 9.5V
- Voltage - Clamping (Max) @ Ipp:
- 14.5V
- Current - Peak Pulse (10/1000µs):
- 41.4A
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 185°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-221AC (SlimSMA)
TA6F10AHM3_A/H FAQ
1.How can I place an order for TA6F10AHM3_A/H through Aetrix?
Please submit a Request for Quotation (RFQ) for TA6F10AHM3_A/H 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 TA6F10AHM3_A/H reliable?
The price and inventory of TA6F10AHM3_A/H are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TA6F10AHM3_A/H is usually 5 days.
3.What payment methods are accepted for TA6F10AHM3_A/H?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TA6F10AHM3_A/H transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TA6F10AHM3_A/H?
TA6F10AHM3_A/H orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TA6F10AHM3_A/H 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 TA6F10AHM3_A/H?
For technical support, including TA6F10AHM3_A/H datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TA6F10AHM3_A/H requirements.
6.How does Aetrix verify that TA6F10AHM3_A/H is sourced from the original manufacturer or authorized distributors?
All TA6F10AHM3_A/H 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 TA6F10AHM3_A/H meets industry standards.
7.What is the process for return or replacement of TA6F10AHM3_A/H?
All TA6F10AHM3_A/H units undergo pre-shipment inspection (PSI). If there is an issue with TA6F10AHM3_A/H, 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 TA6F10AHM3_A/H part is unused and in its original packaging.
Return procedure for TA6F10AHM3_A/H:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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