STCF03PNR datasheet(2/35 Pages) STMICROELECTRONICS

部品番号	STCF03PNR

部品情報	High power white LED driver with I2C??interface

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2 / 35 page

STCF03

2/35

Contents

1

Description (continued) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

2

Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

3

Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

4

Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

5

Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

6

Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

7

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.1

Buck-Boost converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.2

Logic pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.2.1

SCL, SDA pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.2.2

TRIG pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.2.3

ATN pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.2.4

ADD pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.2.5

TMSK pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.3

I2C BUS interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.4

Data validity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7.5

Start and stop conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

7.6

Byte format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

7.7

Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

7.8

Writing to a single register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

7.9

Interface protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

7.10

Writing to multiple registers with incremental addressing . . . . . . . . . . . . 17

7.11

Reading from a single register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

7.12

Reading from multiple registers with incremental addressing . . . . . . . . . 18

8

Description of internal registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.1

PWR_ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

8.2

TRIG_EN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

同様の部品番号 - STCF03PNR

メーカー	部品番号	データシート	部品情報
STMicroelectronics	STCF03I	450Kb / 33P	High power white LED driver with I2CTM interface
	STCF03I	464Kb / 33P	High power white LED driver with I짼C interface
	STCF03ITBR	450Kb / 33P	High power white LED driver with I2CTM interface
	STCF03ITBR	464Kb / 33P	High power white LED driver with I짼C interface
	STCF03I	464Kb / 33P	High power white LED driver with I짼C interface

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