LTP8803-1A

16

Rev. 0

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TYPICAL APPLICATION

100Ω

1.30k

1.00k

100pF

5k

5k

3.3k

VIN

7V0

3V3

SYNC

CTRL

SMBALERT

SDA

SCL

ISHARE

ADD

GND

VS–

VS+

VOUT

3.3k

750Ω

1.30k

1.00k

100pF

VIN

7V0

3V3

SYNC

CTRL

SMBALERT

SDA

SCL

ISHARE

ADD

GND

VS–

VS+

VOUT

1.33k

1.30k

1.00k

100pF

VIN

7V0

3V3

SYNC

CTRL

SMBALERT

SDA

SCL

ISHARE

ADD

GND

VS–

VS+

VOUT

10k

4.75k

4.75k

4.75k

7.5Ω

D1

D2

D3

7V

3V3

3V3

ISHARE BUS

SCL

SDA

SMBALERT

ON/OFF CTRL

SYNC CLOCK

7V

3V3

VOUT = 1.15V, 480A

ISHARE BUS

SCL

SDA

SMBALERT

ON/OFF CTRL

SYNC CLOCK

7V

3V3

ISHARE BUS

SCL

SDA

SMBALERT

ON/OFF CTRL

SYNC CLOCK

TRIM+

TRIM–

TRIM+

TRIM–

TRIM+

TRIM–

2.2µF

×2

7.5Ω

7.5Ω

VIN

45V TO 65V

VIN

45V TO 65V

VIN

45V TO 65V

88031a F12

600kHz

WITH

50%

DUTY

CYCLE

LTP8803-1A

LTP8803-1A

LTP8803-1A

C6

100µF

×40

C5

10µF

×24

C7

560µF

×40

2.2µF

×2

2.2µF

×2

C1: EEE-FK2A470AQ

C2, C3, C4: GRM31CC72A475KE11L

C5: C1608X7S0J106M080AC

C6: GRM32EC70G107ME15L

C7: EEFGX0D561R

D1, D2, D3: BAT54WS

Figure 12. 3-Phase Operation Producing 1.15V at 480A with Power System Management Features