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TPS65530

SLVS744B – OCTOBER 2007 – REVISED NOVEMBER 2007

TERMINAL FUNCTIONS (continued)

TERMINAL

DESCRIPTION

NAME

NO.

SWOUT

39

O

High-side terminal of coil for CH5

40

P

Power supply at CH5 high-side FET from battery

Output voltage feedback for CH5. The external resistors should be connected as close as possible

FB5

41

I

to the terminal.

42

P

Power supply at CH6 load switch from battery

SW6

43

O

Output of CH6. The terminal should be connected to the external inductor.

Output voltage feedback for CH6. The external resistors should be connected as close as possible

FB6

44

I

to the terminal.

Soft start-time adjustment terminal for CH5 and CH6. The time is programmable by external

S/S56

45

I/O

capacitor. See the soft-start description.

EN56

46

I

Enable for CH5 and CH6 (L: Disable, H: Enable)

SEQ56

47

I

Sequence select for CH5 and CH6. See the power sequence description.

48

P

Power supply at CH4 high-side FET from battery

Must be soldered to achieve appropriate power dissipation. Should be connected to PGND to use

PowerPAD™

Back side

G

a

Φ0.3mm through hole. See the recommended foot pattern description.

4

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