Agamem Microelectronic AA18380
The AA18380 is a single-channel PWM DC-DC regulator control IC that supports low-voltage operation. This IC features a low minimum operating voltage of 1.8 V and low current consumption, is optimal for use in high-efficiency power supplies for portable electronic equipment.| Part No. | AA18380 |
|---|---|
| Datasheet | AA18380 Download |
| Manufacturer |  Agamem Microelectronic |
| Description | Switching Regulator Controller |
| Buy | Stock & Price |
FEATURES
● Wide operating supply voltage range: 1.8 V to 15 V● Stable reference voltage circuit: 1.25V.
● Low current consumption: Typically 5.5 mA in operation, 1 µA or less in stand-by
● Wide PWM output frequency range: 10 kHz to 1 MHz
● Incorporates a soft start circuit and adjustable soft start time.
● Timer latch short-circuit protection circuit (SCP).
● Low input voltage malfunction prevention circuit (U.V.L.O.)
● On/off control function
● Totem-pole type output by using an external resistor to set the output current (for NPN transistors) PIN Configuration (TOP VIEW) INSCP VCC BR/CTL 1 2 3 4 8 FB 7 OSC 6 GND 5 OUT
APPLICATIONS
● LCD Displays● PDAs
● Digital Still Cameras
● Hand-held and portable instruments ©Copyright Agamem Microelectronics Inc. 1 2007/1/15 Agamem Microelectronics Inc. PRELIMINARY PIN DESCRIPTIONS Pin No. 1 2 3 4 5 6 7 8 Symbol INSCP VCC BR/CTL OUT GND OSC FB I/O I — — I O — — O AA18380 Switching Regulator Controller
DESCRIPTION
Internal error amplifier invert...
