ISL1801 Datasheet, PDF(26/30 Page) Intersil Corporation – sPMIC for Micro Converter Bias and Drivers

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ISL1801 Datasheet, PDF (26/30 Pages) Intersil Corporation – sPMIC for Micro Converter Bias and Drivers

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ISL1801

Application Circuits (Continued)

PANEL

VIN+

VIN-

ISEN+ ISEN-

ISL2110

HI HO

Half

Bridge

driver

VOUT+

Load

MCU

VOUT1

VOUT2

ISEN+

ISEN-

VOUT2

1 NC1

NC6 48

2 NC2

PGND1 47

3 VCC1

NC5 46

4 AGND

VIN1 45

5 OCSET3

NC4 44

6 NC3

PHASE1 43

7 PHASE3

BOOT1 42

8 PGND3

TIMER 41

9 DRIVE3

TON1 40

10 PVCC3

FB1 39

11 BDRIVE

PRELOAD 38

12 PGND4

GND 37

13 PWM3

VCC5V 36

14 RPWM3

BCMD

ISL1801

VIN2 35

BOOT2 34

BRESET

PHASE2 33

WDI

PGND2 32

VDDREF

TON2 31

LATCHRPT

FB2 30

PGOOD2

CMP2+ 29

AMPO

CMP2- 28

AMP-

CMP1O 27

AMP+

CMP1- 26

24 SGND

CMP1+ 25

VCC5V

VIN+

FIGURE 30. SYNCHRONOUS BUCK REGULATOR WITH EXTERNAL HALF BRIDGE DRIVER

VOUT1 10V

VOUT2 3.3V

Submit Document Feedback 26

FN8259.1

July 24, 2014

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