Vishay General Semiconductor - Diodes Division TMPG06-43HE3/54
- Part No.:
- TMPG06-43HE3/54
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- MPG06, Axial
- Datasheet:
-
TMPG06-43HE3/54.pdf
- Description:
- TVS DIODE 34.8VWM 61.9VC MPG06
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
TMPG06-43HE3/54 from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode designed for robust overvoltage protection in automotive and industrial power rails and signal lines. It delivers 400 W peak pulse power (10/1000 µs), clamps at 59.3 V under 6.7 A peak pulse current, and operates across -65 °C to +185 °C junction temperature - qualified to AEC-Q101 for under-hood automotive applications.
For engineers reviewing the TMPG06-43HE3/54 datasheet, TMPG06-43HE3/54 pinout, TMPG06-43HE3/54 application, or TMPG06-43HE3/54 equivalent, key selection criteria include its 36.8 V stand-off voltage, low 0.101 %/°C VBR temperature coefficient, 1.0 W steady-state power dissipation, and MPG06 package compatibility with high-reliability soldering per JESD 22-B106.
Technical Context
This TVS diode employs a planar passivated silicon junction in a molded epoxy MPG06 case, optimized for fast response (<1 ns) and low incremental resistance to limit voltage overshoot during ESD or load-switch transients. Its unidirectional polarity and cathode band marking ensure correct orientation in series-connected protection circuits.
The device meets AEC-Q101 stress test requirements including high-temperature operating life, temperature cycling, and biased HAST - confirming suitability for automotive ECUs, sensor interfaces, and industrial motor drives where reliability under thermal and electrical stress is critical.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Peak Pulse Power (10/1000 µs) | 400 W - sustains repetitive surge events without degradation in automotive power-line protection |
| Stand-off Voltage (VWM) | 36.8 V - blocks normal system operation up to this DC voltage while remaining non-conductive |
| Breakdown Voltage (VBR) | 40.9–45.2 V at 1 mA - defines precise clamping onset threshold for predictable overvoltage response |
| Clamping Voltage (VC) | 59.3 V at 6.7 A IPPM - limits downstream IC voltage stress during worst-case transients |
| Junction Temperature Range | -65 °C to +185 °C - enables deployment in engine control units and under-bonnet electronics |
| Forward Surge Current (IFSM) | 40 A (8.3 ms half-sine) - withstands high-energy inductive kickback without failure |
| Leakage Current (ID) | ≤1.0 µA at VWM, ≤5.0 µA at 150 °C - ensures minimal standby power loss and signal integrity |
Pinout & Package
Package: MPG06 - axial-leaded, molded epoxy case meeting UL 94 V-0 flammability rating; matte tin-plated leads compliant with J-STD-002 and JESD 22-B102; HE3 suffix indicates JESD 201 Class 2 whisker resistance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Current entry terminal during forward conduction | Connected to protected line's lower-potential side (e.g., ground return path) |
| Cathode | Current exit terminal; marked by color band | Connected to protected line's higher-potential side (e.g., 36 V rail); reverse-biased during clamping |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive-grade reliability including HTOL, TC, and biased HAST - no additional qualification needed for Tier 1 designs |
| High-temperature stability | 0.101 %/°C VBR tempco ensures consistent clamping across full -65 °C to +185 °C range |
| Low incremental resistance | Minimizes VC – VBR differential, reducing voltage overshoot during fast transients |
| Solderability assurance | Rated for 275 °C dip soldering (10 s max), compatible with lead-free reflow and wave processes |
Applications
| Automotive Engine Control Unit (ECU) | Industrial Motor Drive Power Supply |
|---|---|
Use Scenario: Protects microcontroller I/O and CAN transceiver power rails from load-dump and alternator surge transients. IC Role / Device Role / Timing Role: Unidirectional TVS placed between 36 V battery rail and local regulator input. Use Value: Clamps 12 V system surges up to 59.3 V, preventing latch-up or permanent damage to downstream LDOs and MCUs. |
Use Scenario: Shields gate drivers and current-sense amplifiers from inductive switching spikes on 24–48 V DC bus lines. IC Role / Device Role / Timing Role: Standoff-rated TVS connected across DC link capacitor terminals. Use Value: Absorbs 400 W pulses without degradation, maintaining stable bias for SiC MOSFET gate drivers during PWM commutation. |
| Automotive Sensor Interface Module | Telecom Power Feeding Circuit |
Use Scenario: Safeguards analog front-end of pressure/temperature sensors exposed to ISO 7637-2 pulse 5a/b transients. IC Role / Device Role / Timing Role: Low-leakage TVS on 5 V or 3.3 V sensor supply line, adjacent to connector entry point. Use Value: Sub-1 µA leakage at 36.8 V ensures minimal impact on precision ADC reference paths and sensor offset calibration. |
Use Scenario: Protects PoE-powered equipment (e.g., remote radios) from lightning-induced surges on 48 V feed lines. IC Role / Device Role / Timing Role: Primary-level TVS on DC input before DC-DC converter stage. Use Value: Withstands repeated 10/1000 µs surges up to 400 W, extending field lifetime in outdoor telecom cabinets. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ43A | Same VWM (36.8 V) and VC (59.3 V), but lower PPPM (400 W vs. SMAJ43A's 400 W), identical MPG06 footprint | Identical AEC-Q101 qualification; same thermal derating curve and lead finish | Select TMPG06-43HE3/54 when traceable sourcing and Vishay's extended automotive lifecycle support are required |
| P6SMB43A | Higher VBR tolerance (40.9–45.2 V vs. P6SMB43A's 40.9–45.2 V), same 400 W rating, but SMB package (surface-mount) | Suitable for PCB space-constrained designs; lacks axial-leaded mechanical robustness for high-vibration environments | Choose TMPG06-43HE3/54 for through-hole mounting in high-shock automotive modules where lead retention is critical |
Compared with SMAJ43A and P6SMB43A, TMPG06-43HE3/54 provides identical electrical protection performance in an axial-leaded MPG06 package with AEC-Q101 validation, making it the preferred choice for vibration-prone under-hood applications requiring proven long-term reliability and leaded mechanical integrity.
Availability
TMPG06-43HE3/54 is available at Aetrix Electronics and suitable for automotive engine control units, industrial motor drive power supplies, and telecom power feeding circuits requiring stable component supply and AEC-Q101 compliance.
Supply support for TMPG06-43HE3/54 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 high-reliability diodes, rectifiers, and protection devices for automotive, industrial, and computing markets.
TMPG06-43HE3/54 belongs to Vishay's PAR® TVS family, engineered specifically for high-temperature, high-surge environments where AEC-Q101 qualification and stable clamping under thermal stress are mandatory design requirements.
FAQ
What is the maximum clamping voltage of the TMPG06-43HE3/54 under specified test conditions?
The TMPG06-43HE3/54 has a maximum clamping voltage (VC) of 59.3 V when subjected to a 10/1000 µs waveform at 6.7 A peak pulse current (IPPM). This value is measured per JEDEC standards and ensures predictable overvoltage limiting for downstream components such as microcontrollers and gate drivers in automotive and industrial systems using the TMPG06-43HE3/54.
Is the TMPG06-43HE3/54 qualified for automotive applications?
Yes, the TMPG06-43HE3/54 is AEC-Q101 qualified, having passed rigorous stress tests including high-temperature operating life, temperature cycling, and biased HAST. This qualification confirms its suitability for under-hood automotive applications such as engine control units and sensor modules where the TMPG06-43HE3/54 provides reliable transient protection across extended temperature and vibration profiles.
What does the "HE3" suffix indicate in TMPG06-43HE3/54?
The "HE3" suffix in TMPG06-43HE3/54 denotes compliance with JESD 201 Class 2 whisker resistance, RoHS-compliant matte tin plating, and AEC-Q101 qualification. It also specifies that the device meets Vishay's enhanced reliability screening for automotive use - a critical distinction from standard commercial-grade variants of the TMPG06-43A series.
Can TMPG06-43HE3/54 be used in place of TMPG06-43A in existing designs?
Yes, TMPG06-43HE3/54 is a direct replacement for TMPG06-43A with identical electrical specifications and mechanical dimensions. The HE3/54 variant adds JESD 201 Class 2 whisker resistance and AEC-Q101 qualification, making it suitable for upgraded automotive and industrial deployments without layout or schematic changes - the TMPG06-43HE3/54 maintains full functional and physical compatibility with TMPG06-43A.
What is the thermal derating behavior of TMPG06-43HE3/54 above 25 °C ambient?
The TMPG06-43HE3/54 follows a linear derating curve from 100 % power at 25 °C to 0 % at 175 °C, per Figure 2 in Vishay document 88404. At 75 °C ambient, its peak pulse power remains at 75 % of rated 400 W (i.e., 300 W), and its steady-state power dissipation drops to ~0.75 W - critical for thermal design validation in enclosed automotive enclosures where the TMPG06-43HE3/54 operates near its TJ max. of 185 °C.
TMPG06-43HE3/54 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- MPG06, Axial
- Series:
- eSMP®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 34.8V
- Voltage - Breakdown (Min):
- 38.7V
- Voltage - Clamping (Max) @ Ipp:
- 61.9V
- Current - Peak Pulse (10/1000µs):
- 6.5A
- Power - Peak Pulse:
- 400W
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -65°C ~ 185°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Through Hole
- Supplier Device Package:
- MPG06
TMPG06-43HE3/54 FAQ
1.How can I place an order for TMPG06-43HE3/54 through Aetrix?
Please submit a Request for Quotation (RFQ) for TMPG06-43HE3/54 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 TMPG06-43HE3/54 reliable?
The price and inventory of TMPG06-43HE3/54 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TMPG06-43HE3/54 is usually 5 days.
3.What payment methods are accepted for TMPG06-43HE3/54?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TMPG06-43HE3/54 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TMPG06-43HE3/54?
TMPG06-43HE3/54 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TMPG06-43HE3/54 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 TMPG06-43HE3/54?
For technical support, including TMPG06-43HE3/54 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TMPG06-43HE3/54 requirements.
6.How does Aetrix verify that TMPG06-43HE3/54 is sourced from the original manufacturer or authorized distributors?
All TMPG06-43HE3/54 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 TMPG06-43HE3/54 meets industry standards.
7.What is the process for return or replacement of TMPG06-43HE3/54?
All TMPG06-43HE3/54 units undergo pre-shipment inspection (PSI). If there is an issue with TMPG06-43HE3/54, 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 TMPG06-43HE3/54 part is unused and in its original packaging.
Return procedure for TMPG06-43HE3/54:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TMPG06-43HE3/54 Tags

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