EL7515 데이터 시트보기 (PDF) - Intersil

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EL7515

High Frequency PWM Step-Up Regulator

Intersil 

Block Diagram

EL7515

10kΩ 4.7nF

82kΩ

FB

VOUT

1.4kΩ

0.1µF

22µF

VDD

MAX_DUTY

RT

100kΩ

REFERENCE

GENERATOR

VREF

VRAMP

PWM

COMPARATOR

THERMAL

SHUT-DOWN

PWM

LOGIC

10µA

VIN

10µF

LX

0.2Ω

EN

LBO

LBI

-

+

220mV

START-UP

OSCILLATOR

12µA

-

+

ILOUT

7.2kΩ

80mΩ

SGND

SS

20nF

PGND

4

FN7120.2

August 10, 2007

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