GENERAL DESCRIPTION

The ADP1611 is a step-up dc-to-dc switching converter with an integrated 1.2 A, 0.23 Ω power switch capable of providing an output voltage as high as 20 V. With a package height of less than 1.1 mm, the ADP1611 is optimal for space-constrained applications such as portable devices or thin film transistor (TFT) liquid crystal displays (LCDs).

FEATURES

Fully integrated 1.2 A , 0.23 Ω power switch

Pin-selectable 700 kHz or 1.2 MHz PWM frequency

90 efficiency

Adjustable output voltage up to 20 V

3 output regulation accuracy

Adjustable soft start

Input undervoltage lockout

MSOP 8-lead package

APPLICATIONS

TFT LC bias supplies

Portable applications

Industrial/instrumentation equipment