Overview
The SM15T68CA-M3/57T is a transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, designed to provide protection against voltage transients in sensitive electronics. It is particularly useful in applications where protection against inductive load switching and lightning-induced transients is crucial.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Breakdown Voltage | VBR | 64.6 - 71.4 | V |
| Peak Pulse Power Dissipation | PPPM | 1500 | W |
| Peak Pulse Current | IPPM | 83 | A |
| Power Dissipation on Infinite Heatsink | PD | 6.5 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | DO-214AB (SMC) | ||
| Polarity | Bidirectional |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for reliability.
- Available in unidirectional and bidirectional configurations.
- 1500 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 SM15T68CA-M3/57T is used in various applications to protect sensitive electronics against voltage transients. These include:
- Consumer electronics
- Computer systems
- Industrial control systems
- Automotive systems
- Telecommunication equipment
It is particularly effective in protecting ICs, MOSFETs, and signal lines of sensor units from inductive load switching and lightning-induced transients.
Q & A
- What is the primary function of the SM15T68CA-M3/57T?
The primary function is to protect sensitive electronics against voltage transients induced by inductive load switching and lightning.
- What is the peak pulse power dissipation of the SM15T68CA-M3/57T?
The peak pulse power dissipation is 1500 W with a 10/1000 μs waveform.
- What is the breakdown voltage range for the SM15T68CA-M3/57T?
The breakdown voltage range is 64.6 to 71.4 V.
- Is the SM15T68CA-M3/57T AEC-Q101 qualified?
- What is the operating junction and storage temperature range?
The operating junction and storage temperature range is -65 to +150 °C.
- What type of package does the SM15T68CA-M3/57T use?
The package type is DO-214AB (SMC).
- Is the SM15T68CA-M3/57T RoHS-compliant and halogen-free?
- What are the typical applications for the SM15T68CA-M3/57T?
Typical applications include consumer electronics, computer systems, industrial control systems, automotive systems, and telecommunication equipment.
- What is the maximum forward surge current for the SM15T68CA-M3/57T?
The maximum forward surge current is 200 A for a 10 ms single half sine-wave for unidirectional types.
- Does the SM15T68CA-M3/57T meet any specific flammability standards?
