Overview
The SM6T33CAHM3_A/H is a surface-mount Transient Voltage Suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, designed to provide protection against voltage transients in sensitive electronics. It is available in both unidirectional and bidirectional configurations, making it versatile for various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | 600 | W |
| Stand-Off Voltage (VWM) | 28.2 | V |
| Breakdown Voltage (VBR) | 33 V (±5%) | V |
| Maximum Reverse Leakage at VWM (ID) | 1.0 | μA |
| Maximum Clamping Voltage (VC) at IPPM (10/1000 μs) | 45.7 | V |
| Peak Pulse Current (IPPM) with a 10/1000 μs waveform | 13.1 | A |
| Power Dissipation on Infinite Heatsink at TA = 50 °C (PD) | 5.0 | W |
| Operating Junction and Storage Temperature Range (TJ, TSTG) | -65 to +150 | °C |
| Package | SMB (DO-214AA) | |
| RoHS Compliance | Yes | |
| AEC-Q101 Qualified | Yes |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for enhanced reliability.
- Available in unidirectional and bidirectional configurations.
- 600 W peak pulse power capability with a 10/1000 μs waveform.
- Excellent clamping capability and low inductance.
- Meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C.
- AEC-Q101 qualified for automotive applications.
- RoHS-compliant and halogen-free options available.
- Molding compound meets UL 94 V-0 flammability rating.
Applications
The SM6T33CAHM3_A/H is suitable for protecting sensitive electronics against voltage transients induced by inductive load switching and lighting. Typical applications include:
- Protection of ICs, MOSFETs, and signal lines in consumer electronics.
- Protection in computer and industrial equipment.
- Telecommunication systems.
- Automotive systems, given its AEC-Q101 qualification.
Q & A
- What is the peak power dissipation of the SM6T33CAHM3_A/H?
The peak power dissipation is 600 W with a 10/1000 μs waveform.
- What are the stand-off and breakdown voltages of this TVS diode?
The stand-off voltage (VWM) is 28.2 V, and the breakdown voltage (VBR) is 33 V (±5%).
- Is the SM6T33CAHM3_A/H RoHS-compliant?
- What is the operating junction and storage temperature range of this diode?
The operating junction and storage temperature range is -65 to +150 °C.
- What package type does the SM6T33CAHM3_A/H use?
The package type is SMB (DO-214AA).
- Is the SM6T33CAHM3_A/H AEC-Q101 qualified?
- What are the typical applications of the SM6T33CAHM3_A/H?
Typical applications include protection of ICs, MOSFETs, and signal lines in consumer, computer, industrial, and telecommunication systems, as well as automotive systems.
- What is the maximum reverse leakage current at the stand-off voltage?
The maximum reverse leakage current at the stand-off voltage (ID) is 1.0 μA.
- What is the maximum clamping voltage of the SM6T33CAHM3_A/H?
The maximum clamping voltage (VC) at IPPM (10/1000 μs) is 45.7 V.
- What is the power dissipation on an infinite heatsink at TA = 50 °C?
The power dissipation on an infinite heatsink at TA = 50 °C (PD) is 5.0 W.
