Overview
The SM6T30CAHM3/I 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 protect sensitive electronics against voltage transients and electrostatic discharges. The SM6T30CAHM3/I is particularly suited for applications requiring high reliability and stability in various environments, including automotive, industrial, and consumer electronics.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Pulse Power Dissipation (10/1000 μs waveform) | PPPM | 600 W | W |
| Stand-off Voltage | VWM | 30 V | V |
| Breakdown Voltage (VBR) | VBR | 33.3 V to 37.1 V | V |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | See datasheet for specific values | A |
| Power Dissipation on Infinite Heatsink | PD | 5.0 W | W |
| Peak Forward Surge Current (10 ms single half sine-wave) | IFSM | 100 A | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 °C | °C |
| Package Type | SMB (DO-214AA) | ||
| Lead Finishing | Matte tin plated leads |
Key Features
- Low profile package ideal for automated placement
- Glass passivated chip junction for high 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 (ordering code: base P/NHE3 or base P/NHM3)
- Halogen-free and RoHS-compliant
- Complies with UL94 V-0 flammability rating and JESD 201 class 2 whisker test
- Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
Applications
The SM6T30CAHM3/I is used to protect sensitive electronics against voltage transients induced by inductive load switching and lightning. Typical applications include:
- Consumer electronics
- Computer systems
- Industrial equipment
- Automotive systems
- Telecommunication devices
- Signal lines of sensor units
Q & A
- What is the peak pulse power dissipation of the SM6T30CAHM3/I?
The peak pulse power dissipation is 600 W with a 10/1000 μs waveform.
- What are the stand-off and breakdown voltages for this component?
The stand-off voltage (VWM) is 30 V, and the breakdown voltage (VBR) ranges from 33.3 V to 37.1 V.
- Is the SM6T30CAHM3/I suitable for automotive applications?
- What is the operating junction temperature range for this component?
The operating junction temperature range is -65 to +150 °C.
- What type of package does the SM6T30CAHM3/I use?
The component is packaged in an SMB (DO-214AA) package.
- Is the SM6T30CAHM3/I RoHS-compliant and halogen-free?
- What are some typical applications for the SM6T30CAHM3/I?
Typical applications include consumer electronics, computer systems, industrial equipment, automotive systems, and telecommunication devices.
- What standards does the SM6T30CAHM3/I comply with?
The component complies with UL94 V-0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102, and JESD-201 class 2 whisker test.
- What is the lead finishing of the SM6T30CAHM3/I?
The leads are matte tin plated and solderable per J-STD-002 and JESD 22-B102.
- Does the SM6T30CAHM3/I have low leakage current?
