ISL6445 View Datasheet(PDF) - Renesas Electronics

Part Name

Description

Manufacturer

ISL6445

1.4MHz Dual, 180° Out-of-Phase, Step-Down PWM Controller

Renesas Electronics 

ISL6445

Typical Application Schematic

D1

BAT54HT1

C3

10µF

C4

0.1µF

VIN

SS1

17

12

BOOT1

23

C2

4.7µF

VCC5

7

9 SS2

2 BOOT2

C5

0.1µF

VCC5

+ C1

56µF

D2

BAT54HT1

C6

10µF

+12V

VOUT1

+1.8V, 2A

R3

12.4k

C9 +

150µF

R4

10k

C7

0.1µF

L1

3.2µH

Q1

FDS6912A

UGATE1 22

PHASE1 21

3 UGATE2

4 PHASE2

R1

1.4K

ISEN1 20

LGATE1 24

ISL6445IA

5 ISEN2 R2

1.4k

1 LGATE2

PGND 19

11 FB2

FB1 14

SD1 18

SD2 8

16 13

SGND

BIAS

OCSET1

15

R7

121k

OCSET2

10

R8

121k

6

PGOOD

C8

0.1µF

L2

3.2µH

Q2

FDS6912A

R9

10k

VCC5

+ C10

150µF

VOUT2

+3.3V, 2A

R5

31.6k

R6

10k

PGOOD

FN9230 Rev 1.00

Jun 3, 2008

Page 2 of 15

Share Link: