el7515 Intersil Corporation, el7515 Datasheet - Page 4

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el7515

Manufacturer Part Number

el7515

Description

High Frequency Pwm Step-up Regulator

Manufacturer

Intersil Corporation

Datasheet

1.EL7515.pdf (9 pages)

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Current page: 4 of 9
Download datasheet (180Kb)

Block Diagram

100kΩ

LBO

LBI

EN

R

T

GENERATOR

REFERENCE

220mV

+

-

MAX_DUTY

4

V

V

RAMP

REF

FB

10kΩ

COMPARATOR

4.7nF

PWM

OSCILLATOR

START-UP

82kΩ

EL7515

SHUT-DOWN

THERMAL

V

SGND

1.4kΩ

DD

0.1µF

V

OUT

LOGIC

I

PWM

LOUT

+

-

22µF

7.2kΩ

12µA

SS

20nF

LX

PGND

0.2Ω

80mΩ

10µA

10µF

August 10, 2007

V

IN

FN7120.2

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