ACE77LE9GM+H datasheet(3/8 Pages) ACE

部件名	ACE77LE9GM+H

功能描述	High Efficiency Low Noise PFM Step-Up DC/DC Converter

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制造商	ACE [ACE Technology Co., LTD.]

网页	http://www.ace-ele.com

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3 / 8 page

ACE77LE9

High Efficiency Low Noise PFM Step-Up DC/DC Converter

VER 1.1

3

Block Diagram

Electrical Characteristics

(VIN=3.0V, VCE=3.0V, TA=25°C, unless otherwise noted)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

V

IN

Input Voltage Range

2.0

6.0

V

FB

Feedback Voltage

0.190

0.200

0.210

V

I

FB

FB Pin Bias Current

10

45

100

nA

I

Q

Quiescent Current

V

FB=0.3V

93

120

μA

V

CE=0V

0.4

1.0

F

OSC_MAX

Maximum Switching

Frequency

V

FB=0V

2

MHz

I

Limit

Switching Current Limit

1.6

A

V

CESAT

Switching VCESAT

I

LX=300mA

260

mV

I

LX

Switching Pin Leak

Current

V

LX=5V

0.11

μA

V

CEH

CE Voltage High

CE=0V to 3V

1.5

V

CEL

CE Voltage Low

CE=3V to 0V

0.4

V

I

CE

CE pin Bias Current

18

μA

V

OVP

Over Voltage Protection

24

V

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