Monolithic Power Systems MP2136EG
The MP2136 is a 2MHz constant frequency, current mode, PWM step-down converter with integrated main switch and synchronous R FEATURES • 2MHz Constant Switching Frequency O • 1A Available Load Current F • 2.5V to 6V Input Voltage Range rectifier that is ideal for powering portable equipment that runs from a single Li-Ion or Li- Polymer battery. The output E voltage can be as low as 0.6V.DESCRIPTION
D The MP2136 can supply up to 1A load current from a 2.5V to 6V input voltage. The output E voltage can be as low as 0.6V. D Additional features include <1µA shutdown S N current, internal soft-start, cycle-by-cycle over current protection, short circuit protection, and EN N 1 thermal shutdown. M IG 4 The MP2136 is available in a 6-pin, QFN6 OM ES P21 2mm×2mm package.● Output Voltage as Low as 0.6V
● Current Mode Control
● Cycle-by-Cycle Over Current Protection
● Short Circuit Protection
● Thermal Shutdown
● <1µA Shutdown Current
● Internal Soft-Start
● Space-Saving 6-pin, QFN6 2mm×2mm package
APPLICATIONS
● Cellular Phones● Microprocessors and DSP Core Supplies
● PDAs and Smart Phones
● MP3 and Portable Media Players
● Digital Still and Video Cameras
● Portable Instruments “MPS” and “The Future of Analog IC Technology” are Registered Trademarks of Monolithic Power Systems, Inc. C D M TYPICAL APPLICATION T RE NEW R TO VIN 2.5V - 6V NO REFE OFF ONEN C1 4.7uF U1 3 IN 4 SW MP2136EG L1 1.2uH 2 EN 1 NC FB 6 5 GND R1 300k 1% R2 300k 1% VOUT C2 1.2V/1A 10uF EFFICIENCY (%) Efficiency vs.