FLC21-135A is a low power fire lighter circuit. It is based on ST's ASD™ technology, providing a fully integrated function, with high performance and reliability levels, adapted to severe and hot temperature environment. The main features include dedicated thyristor structure for capacitive discharge ignition operation, high pulse current capability, AC or DC operation capability, fast turn-on operation, designed for high ambient temperature etc.
The FLC21-135A is an application-specific discrete circuit designed for capacitive discharge ignition operations. Based on ST's ASD™ technology, it integrates a thyristor, diode, Zener diode, and resistance into a single TO-92 package. It is optimized for high pulse current capability (90A) and fast turn-on operation, suitable for both AC mains and DC battery supplies.
| Repetitive surge peak on state current (thyristor) | 90 A |
|---|---|
| Critical rate of rise on state current | 50 A/µs |
| Storage junction temperature range | -40 to +150 °C |
| Maximum junction temperature | 125 °C |
| Operating temperature range | -30 to +120 °C |
| Maximum lead temperature for soldering | 260 °C |
| Junction to ambient thermal resistance | 150 °C/W |
| Package type | TO-92 (Plastic) |
| Breakover voltage (Typical) | 150 V |
The device is designed for high temperature environments with an operating temperature range of -30°C to +120°C.
Yes, the circuit supports AC or DC operation capability with supply from the AC mains or a DC battery.
The thyristor has a repetitive surge peak on state current capability of 90A at a pulse duration of 10µs.