Datasheet > ML63271APB

ML63271APB

更新时间： 2024-11-28 10:54:23

品牌	Logo	应用领域
MINILOGIC		/
页数	文件大小	规格书
5页	179K
描述
DC-DC Converter

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数据手册

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ML63271APB 数据手册

ML63

ML63 Series DC-DC Converter

v Application

v Features

l Small number of external components: inductor, diode and

capacitor.

l Ultra low input current : Typical 0.6uA (at no load, 1.5V

input)

l Oscillator : 100 kHz, 180 kHz ( + 15%)

l Low ripple and noise

u Power Source of Portable Products

u Palmtops

u Portable Cameras and Video Recorders

u Wireless mouse and keyboard

l Low startup voltage : Max 0.9V (with 1mA input)

l High Efficiency: Typical 80%

l Package Available:

SOT- 89 (500mW) & TO - 92 (300mW)

v General Description

v Block Diagram

limiter

The ML63 is a group of VFM Step-up DC/DC

converter IC with ultra-low supply current by

CMOS process.

Vref

LxSW

OUT

Buffer

VFM control

It consists of an oscillator, a VFM control circuit, a

Lx switch driver transistor, a reference voltage unit,

an error amplifier for voltage detection and an Lx

switch protection circuit. It is suitable for use with

battery-powered instruments with low noise and

ultra low supply current.

Vss

OSC

100KHz/180KHz

Error Amp.

v Absolute Maximum Ratings

Parameter

Input Voltage

Output Current

Output Voltage

Symbol

VIN

Ratings

Units

500

IOUT

VOUT

VSS-0.3 ~VIN+0.3

Continuous

SOT-89

500

Total Power

Dissipation

TO-92

300

Operating Ambient

Temperature

Storage Temperature

Topr

Tstg

-30 ~ +80

^oC

-40 ~ +125

1/5

12 3 4 5

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