AT1450 Overview
The AT1450 is a single-channel PWM control IC for Photoflash capacitor charger with soft start function and auto-discharge circuit. Adjustable soft start is programmed with an external capacitor on SS pin. Applications Digital Still Cameras flash unit Block Diagram Aimtron reserves the right without notice to change this circuitry and specifications.
AT1450 Key Features
- 2.5 to 13 V supply voltage operating range
- Low current consumption: 6 mA in operation
- 20 kHz to 1 MHz operation frequency range
- Provides a fixed output current with minimal supply voltage fluctuations by using an external resistor to set the output
- Totem-pole output
- Built-in soft start circuit
- Built-in auto-discharge function