L6730 datasheet(44/52 Pages) STMICROELECTRONICS

Part #	L6730

Description	Adjustable step-down controller with synchronous rectification

PDF	52 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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44 / 52 page

I/O Description

L6730 - L6730B

44/52

Doc ID 11938 Rev 3

TP2

This test point is connected to the Tmask pin (see Table 4: Pin connection).

TP3

This test point is connected to the S/O/U pin (see Chapter 5.10 on page 27).

SYNCH

This pin is connected to the synch pin of the controller (see Chapter 5.11 on

page 28).

PWRGD

This pin is connected to the PGOOD pin of the controller.

DIP SWITCH

Different positions of the dip switch correspond to different settings of the

multifunction pin (S/O/U) (CC/O/U).

Table 12.

Dip switch

UVLO

OVP

SINK CC

Vsou/VCCDR

DIP switch

State

Not latched

Not

Not latched

Yes

0.2

S1-S7

Latched

Not

0.3

S2-S7

Latched

Yes

0.4

S3-S7

12V

Not latched

Not

0.5

S4-S7

12V

Not latched

Yes

0.6

S5-S7

12V

Latched

Not

0.7

S6-S7

12V

Latched

Yes

Table 11.

I/O functions (continued)

Symbol

Function

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