AT1380A
Preliminary Product Information Switching
Regulator Controller for LCD Bias
Features
• 2.
5 to 15 V supply voltage operating range.
• Low current consumption: 6 mA in operation,
1 µA or less in stand-by.
• 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 timer-latch short circuit detection and protection circuit (SCP).
General Description
The AT1380A is a single-channel PWM control IC for DC/DC conversion with soft start function and short circuit detection.
Adjustable soft start is programmed wit...