ISL12022M-R5421 datasheet(40/44 Pages) INTERSIL

40 / 44 page

Intersil Signal Path Products  2012  www.intersil.com

Power Management

► Integrated FET Switching Regulators

VDDOUT

NEN

NSYNC

GND

5µF

4.7µF

383kΩ

18.2kΩ

10µH

VOUT

20.99V

VDD

4.7µF

100kΩ

4.7µF

- 25.35V

100kΩ

33.2kΩ

VOUT(positive)

20V

VOUT(negative)

-20V

ISL97701

ISL28107

V-

V+

Single Output Boost Regulators

Boost Regulator

with Integrated

Schottky and Input

Disconnect Switch

Up to 2.5W Output Power Delivered in a 3x3mm TDFN

Package

A Simple Circuit to Generate Plus and Minus Supplies

Using a Boost Regulator

Single Output Boost Regulators: ISL97701

Device

Device Description

VIN Min

(V)

VIN Max

(V)

VOUT

Min

(V)

VOUT

Max (V)

Boost

Current

Limit (A)

Feedback

Voltwage &

Accuracy

Features

Package

ISL97701

Boost Regulator with Integrated Schottky

and Input Disconnect Switch

2.3

5.5

1.1 * VIN

1.2

1.15V

±2.6%

Integrated Schottky, Low quiescent current and

input disconnect switch for micropower shutdown 10 Ld DFN

ISL98012

Wide Input Voltage, Adjustable

Frequency Boost Regulator

1.8

13.2

4.5

1.4

1.33V

±3%

Adjustable Soft-Start, 380kHz to 750kHz SF, Low

battery detection

10 Ld MSOP

ISL97516

600kHz/1.2MHz PWM Step-Up Regulator

2.3

5.5

1.1* VIN

1.294V

-1.7%, +1.15%

Adjustable Soft-Start, 600kHz/1.2MHz switching

frequency

8 Ld MSOP

ISL97519

1% Output Accuracy PWM Step-Up

Regulator with 1.294V Reference

2.3

5.5

1.1* VIN

1.294V

±1%

Adjustable Soft-Start, 620kHz/1.25MHz switching

frequency

8 Ld MSOP

ISL97519A

1% Output Accuracy PWM Step-Up

Regulator with 1.24V Reference

2.3

5.5

1.1* VIN

1.24V

±1%

Adjustable Soft-Start, 620kHz/1.25MHz switching

frequency

8 Ld MSOP

ISL97656

High Current PWM Step-Up Regulator

with 1.24V Reference

2.3

5.5

1.1* VIN

1.24V

±1.6%

Adjustable Soft-Start, 640kHz/1.22MHz switching

frequency, high output current capability

10 Ld TDFN

• Up to 87% Efficiency

• 2.3V to 5.5V Input

• Up to 28V Output

• Integrated Boost Schottky Diode

• Input Voltage Disconnect Switch for

Micro Power Shutdown

• Synchronization Input

• 10 Ld 3x3 DFN Package

• Pb-free (RoHS Compliant)

Key Features

VIN (V)

2.3

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

3.2

2.9

2.6

2.3

2.0

1.7

1.4

1.1

0.8

0.5

Recommended Maximum Output Power vs Input Voltage

Reference Design to Generate a Positive and Negative Supply

ISL12022M-R5421 数据表(PDF) 40 Page - Intersil Corporation

ISL12022M-R5421 数据表(HTML) 40 Page - Intersil Corporation

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ISL12022M-R5421 数据表(PDF) 40 Page - Intersil Corporation

ISL12022M-R5421 数据表(HTML) 40 Page - Intersil Corporation

Html Pages

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