ISL62383HRTZ-T(2008) 查看數據表（PDF） - Intersil

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ISL62383HRTZ-T
(Rev.:2008)

High-Efficiency, Quad or Triple-Output System Power Supply Controller for Notebook Computers

Intersil 

ISL62381, ISL62382, ISL62383

Typical Application Circuits The below typical application circuits generate the 1.05V/15A and 1.5V/15A main supplies in a

notebook computer. The input supply (VBAT) range is 5.5V to 25V

VBAT

6x10µF

1 .0 5 V

0.22µF

2.2µH IRF7821x2

330µFx2

590

1800pF

36.5K

0.022µF 16.2k

IRF7832x2

16.2k

48.7k

3 .3 V

4.7µF

17.4k

5V

10K

4.7µF

10

*ISL62381, ISL62382 ONLY

1µF 1µF

B O O T1

V IN

B O O T2

0.22µF

UGATE1

PHASE1

UGATE2

PHASE2

LGATE1

LGATE2

ISL62381, ISL62382, ISL62383

OCSET1

IS E N 1

VOUT1

OCSET2

IS E N 2

VOUT2

IRF7821x2 2.2µH

16.2k 0.022µF

IRF7832x2

16.2k

1 .5 V

330µFx2

590

36.5k 1800pF

FB1

LDO3*

LDO3FB*

LDO5

VCC1

VCC2

PGND

GND

FB2

L D O 3IN *

PGOOD1

VBAT

100k

PGOOD2

EN1

EN2

LD O 3EN *

FCCM

FSET1

FSET2

14k

100k

17.4k

0.01µF

24.3k

LDO5

0.01µF

FIGURE 3. TYPICAL APPLICATION CIRCUIT WITH INDUCTOR DCR CURRENT SENSE

VBAT

6x10µF

1 .0 5 V

330µFx2

0.001

2k

IRF7821x2

0.22µF

2.2µH

IRF7832x2

2k

590

1800pF 36.5k

48.7k

3 .3 V

4.7µF

17.4k

5 V 10k

4.7µF

10

*ISL62381, ISL62382 ONLY

1µF

1µF

BOOT1

V IN

BOOT2

UGATE1

PHASE1

UGATE2

PHASE2

LGATE1

LGATE2

ISL62381, ISL62382, ISL62383

OCSET1

IS E N 1

VOUT1

OCSET2

IS E N 2

VOUT2

IRF7821x2

0.22µF

2.2µH

IRF7832x2

2k

FB1

LDO3*

LDO3FB*

LDO5

VCC1

VCC2

PGND

GND

FB2

L D O 3IN *

PGOOD1

VBAT

100k

PGOOD2

EN1

EN2

LD O 3EN *

FCCM

FSET1

FSET2

14k

100k

17.4k

0.01µF

0.001

2k

1 .5 V

330µFx2

590

36.5k 1800pF

24.3k

LDO5

0.01µF

FIGURE 4. TYPICAL APPLICATION CIRCUIT WITH RESISTOR CURRENT SENSE

7

FN6665.4

August 7, 2008

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