Vishay General Semiconductor - Diodes Division TMPG06-39AHE3_A/B
- Part No.:
- TMPG06-39AHE3_A/B
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- MPG06, Axial
- Datasheet:
-
TMPG06-39AHE3_A/B.pdf
- Description:
- TVS DIODE 33.3VWM 53.9VC MPG06
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
TMPG06-39AHE3_A/B 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 transients up to 53.9 V at 7.4 A, and operates across -65 °C to +185 °C with AEC-Q101 qualification.
For engineers reviewing the TMPG06-39AHE3_A/B datasheet, TMPG06-39AHE3_A/B pinout, TMPG06-39AHE3_A/B application, or TMPG06-39AHE3_A/B equivalent, key selection factors include its 37.1–41.0 V breakdown range, 33.3 V stand-off voltage, low 1.0 µA leakage at VWM, 3.5 V max forward voltage at 25 A, and MPG06 package compatibility with high-reliability PCB assembly.
Technical Context
This TVS diode uses a passivated silicon junction in a molded epoxy MPG06 case rated UL 94 V-0, optimized for fast response to ESD and inductive switching transients. Its low incremental resistance and 0.100 %/°C VBR temperature coefficient ensure stable clamping under thermal stress.
Designed for repetitive surge conditions (0.01 % duty cycle), it supports 40 A non-repetitive forward surge current (8.3 ms half-sine) and maintains 1.0 W steady-state power dissipation on an infinite heatsink at TL = 75 °C - enabling integration into space-constrained, high-temperature environments without active cooling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Breakdown Voltage VBR | 37.1–41.0 V at 1.0 mA - defines minimum clamping threshold before conduction begins |
| Stand-off Voltage VWM | 33.3 V - maximum continuous reverse voltage before leakage exceeds 1.0 µA |
| Peak Pulse Power PPPM | 400 W (10/1000 µs waveform) - sustains single high-energy transients without failure |
| Clamping Voltage VC | 53.9 V at 7.4 A IPPM - limits downstream voltage during worst-case surge events |
| Operating Temperature | -65 °C to +185 °C - enables use in under-hood automotive and industrial motor control |
| AEC-Q101 Qualified | Validated for automotive-grade reliability per stress test requirements |
| Package | MPG06 - axial-leaded, RoHS-compliant, matte tin-plated leads, UL 94 V-0 molding |
Pinout & Package
MPG06 package: axial-leaded, cylindrical molded epoxy case with cathode band marking; lead diameter 0.023–0.026 in (0.584–0.66 mm); overall length ≥1.0 in (25.4 mm); meets JESD 22-B106 solder dip (275 °C, 10 s).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry / low-side connection | Connected to ground or lower-potential rail during clamping; handles 40 A surge |
| Cathode | Reverse-biased terminal / protected line connection | Connected to protected circuit node; color band identifies this end for correct orientation |
Key Features
| Feature | Design Value |
|---|---|
| High-temperature operation | Junction rating up to +185 °C supports placement near power MOSFETs or engine controllers |
| Low clamping ratio | VC/VBR ≈ 1.37 ensures minimal overvoltage margin during surge suppression |
| AEC-Q101 qualification | Validated for automotive electronics per stress testing including HTRB, HTGB, and temperature cycling |
| Robust lead finish | Matte tin plating compliant with J-STD-002 and JESD 22-B102; passes JESD 201 Class 2 whisker test |
| UL 94 V-0 flammability | Molding compound self-extinguishes within 10 seconds after flame removal - critical for enclosed systems |
Applications
| Automotive Power Rail Protection | Industrial Sensor Signal Line Protection |
|---|---|
Use Scenario: Protecting 36 V battery-fed ECUs against load dump and alternator transients. IC Role / Device Role / Timing Role: Unidirectional TVS placed between power rail and chassis ground to clamp surges above 33.3 V. Use Value: Withstands 400 W pulses and operates up to +185 °C, enabling direct mounting on power distribution boards near DC-DC converters. |
Use Scenario: Shielding analog outputs of pressure/temperature sensors in factory automation PLCs. IC Role / Device Role / Timing Role: Low-capacitance TVS connected between sensor output and ground to suppress ESD and cable-induced spikes. Use Value: 1.0 µA leakage at 33.3 V avoids signal offset errors; fast response preserves signal integrity in 0–10 V or 4–20 mA loops. |
| Consumer Power Adapter Input Stage | Telecom DC Power Interface |
Use Scenario: Secondary-side overvoltage protection in universal-input AC/DC adapters for smart home hubs. IC Role / Device Role / Timing Role: Standoff-rated TVS on +12 V or +19 V output rail to absorb flyback transformer ringing and hot-plug surges. Use Value: 53.9 V clamping ensures downstream LDOs and USB-PD controllers remain within absolute maximum ratings during transient events. |
Use Scenario: Surge protection on -48 V DC telecom power feeds entering base station equipment. IC Role / Device Role / Timing Role: Cathode-to-rail configuration absorbing negative-going transients on telecom power bus. Use Value: AEC-Q101 qualification and 185 °C rating support long-life deployment in uncooled outdoor cabinets with wide ambient swings. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ36A | Lower PPPM (600 W), higher VWM (36 V), SMC package (surface-mount) | Better suited for automated SMT assembly; less suitable for through-hole legacy designs or high-temperature leaded layouts | Select SMBJ36A when board space is constrained and reflow compatibility is required; verify thermal pad layout for 600 W derating. |
| P6SMB36A | Same VWM/VBR range, identical 400 W rating, but only rated to +150 °C (not AEC-Q101) | Lacks automotive qualification and high-temp endurance; acceptable for commercial-grade industrial controls | Choose P6SMB36A for cost-sensitive non-automotive applications where 150 °C junction limit suffices and AEC-Q101 is not mandated. |
Compared with TMPG06-39AHE3_A/B, SMBJ36A offers higher surge capacity but requires PCB redesign for SMT, while P6SMB36A sacrifices automotive reliability and thermal margin - making TMPG06-39AHE3_A/B the optimal choice for AEC-Q101-compliant, high-temperature through-hole deployments.
Availability
TMPG06-39AHE3_A/B 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 long-term lifecycle support.
Supply support for TMPG06-39AHE3_A/B 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, and protection devices with emphasis on reliability, thermal performance, and automotive qualification.
The TMPG06 series belongs to Vishay's PAR® (Protection and Regulation) TVS family, engineered specifically for high-energy transient suppression in harsh environments where temperature stability and AEC-Q101 compliance are mandatory.
FAQ
What is the maximum clamping voltage of the TMPG06-39AHE3_A/B at its rated peak pulse current?
The TMPG06-39AHE3_A/B exhibits a maximum clamping voltage (VC) of 53.9 V when subjected to its rated peak pulse current (IPPM) of 7.4 A under the standard 10/1000 µs waveform. This value is measured per Figure 3 in Vishay document 88404 and defines the upper voltage limit imposed on protected circuits during surge events. The TMPG06-39AHE3_A/B maintains this clamping performance across its full operating temperature range.
Is the TMPG06-39AHE3_A/B suitable for automotive applications?
Yes, the TMPG06-39AHE3_A/B is AEC-Q101 qualified and rated for operation from -65 °C to +185 °C, making it suitable for under-hood and powertrain-related automotive applications. Its construction - including matte tin-plated leads passing JESD 201 Class 2 whisker testing and UL 94 V-0 molding - satisfies automotive reliability and safety requirements. The TMPG06-39AHE3_A/B is explicitly listed in Vishay's AEC-Q101 qualified product table for transient suppression.
What does the "HE3_A/B" suffix indicate in TMPG06-39AHE3_A/B?
The "HE3" suffix denotes RoHS-compliant construction with matte tin-plated leads meeting J-STD-002 and JESD 22-B102 solderability standards, plus JESD 201 Class 2 whisker resistance. The "_A/B" indicates revision code - 'A' and 'B' denote successive manufacturing revisions of the same electrical and mechanical specification, both fully interchangeable in design. The TMPG06-39AHE3_A/B part number covers both revisions per Vishay's ordering documentation.
How does the TMPG06-39AHE3_A/B compare to the TMPG06-36AHE3_A/B in terms of voltage ratings?
The TMPG06-39AHE3_A/B has a higher breakdown voltage range (37.1–41.0 V) and stand-off voltage (33.3 V) than the TMPG06-36AHE3_A/B (34.2–37.8 V VBR, 30.8 V VWM). Its clamping voltage is also elevated (53.9 V vs. 49.9 V), reflecting tighter alignment with 36 V nominal systems. Both share identical PPPM (400 W), IFSM (40 A), and thermal ratings, allowing direct substitution only when system voltage margins accommodate the +2.5 V increase in VWM. The TMPG06-39AHE3_A/B is not a drop-in replacement for TMPG06-36AHE3_A/B without circuit review.
Can the TMPG06-39AHE3_A/B be used in bidirectional configurations?
No, the TMPG06-39AHE3_A/B is specified for unidirectional polarity only, as confirmed in the Vishay datasheet features section and electrical characteristics table. It contains a single PN junction oriented for cathode-to-rail protection and cannot suppress positive transients on grounded lines or negative transients on positive rails without external circuitry. For bidirectional protection, a dedicated bidirectional TVS such as the SMAJ33CA or discrete back-to-back diode arrangement is required - the TMPG06-39AHE3_A/B must be applied with correct polarity alignment per its cathode band marking.
TMPG06-39AHE3_A/B Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- MPG06, Axial
- Series:
- PAR®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 33.3V
- Voltage - Breakdown (Min):
- 37.1V
- Voltage - Clamping (Max) @ Ipp:
- 53.9V
- Current - Peak Pulse (10/1000µs):
- 7.4A
- 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
TMPG06-39AHE3_A/B FAQ
1.How can I place an order for TMPG06-39AHE3_A/B through Aetrix?
Please submit a Request for Quotation (RFQ) for TMPG06-39AHE3_A/B 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 TMPG06-39AHE3_A/B reliable?
The price and inventory of TMPG06-39AHE3_A/B are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TMPG06-39AHE3_A/B is usually 5 days.
3.What payment methods are accepted for TMPG06-39AHE3_A/B?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TMPG06-39AHE3_A/B transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TMPG06-39AHE3_A/B?
TMPG06-39AHE3_A/B orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TMPG06-39AHE3_A/B 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 TMPG06-39AHE3_A/B?
For technical support, including TMPG06-39AHE3_A/B datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TMPG06-39AHE3_A/B requirements.
6.How does Aetrix verify that TMPG06-39AHE3_A/B is sourced from the original manufacturer or authorized distributors?
All TMPG06-39AHE3_A/B 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 TMPG06-39AHE3_A/B meets industry standards.
7.What is the process for return or replacement of TMPG06-39AHE3_A/B?
All TMPG06-39AHE3_A/B units undergo pre-shipment inspection (PSI). If there is an issue with TMPG06-39AHE3_A/B, 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 TMPG06-39AHE3_A/B part is unused and in its original packaging.
Return procedure for TMPG06-39AHE3_A/B:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TMPG06-39AHE3_A/B Tags

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