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AT1450
Preliminary Product Information Photoflash Capacitor Charger for DSC
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 current. • Totem-pole output. • Built-in soft start circuit. • Built-in auto-discharge function.
General Description
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.