BD93941EFV datasheet(5/30 Pages) ROHM

Part #	BD93941EFV

Description	LED pin rating 60V

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Manufacturer	ROHM [Rohm]

Direct Link	http://www.rohm.com

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Datasheet

5/27

TSZ02201-0F1F0C100270-1-2

10.Oct.2013 Rev.001

www.rohm.com

TSZ22111・15・001

BD93941EFV BD93941FP

Pin Descriptions

(BD93941EFV)

Pin No

Pin Name

In/Out

Function

Rating [V]

1

AUTO

Out

Auto-restart time setting pin

-0.3 to 7

2

REG58

Out

Power supply for N pin

-0.3 to 7

3

CS

In

DC/DC output current detection and OCP detection pin

-0.3 to 7

4

N

Out

DC/DC switching output pin

-0.3 to 7

5

DCDC_GND

-

Power GND pin

-

6

OVP

In

Overvoltage protection detection pin

-0.3 to 36

7

STB

In

Enable pin

-0.3 to 36

8

LED1

Out

Output pin 1 for LED

-0.3 to 60

9

LED2

Out

Output pin 2 for LED

-0.3 to 60

10

LED_GND

-

Ground pin for LED

-

11

LED3

Out

Output pin 3 for LED

-0.3 to 60

12

LED4

Out

Output pin 4 for LED

-0.3 to 60

13

PWM

In

External PWM light modulation signal input pin for LED1-4

-0.3 to 36

14

ISET

Out

LED current setting resistor connection pin

-0.3 to 7

15

GND

-

Analog GND pin

-

16

SS

Out

Soft start pin / LED protection masking time setting pin.

-0.3 to 7

17

FB

In/Out

Error amp output pin

-0.3 to 7

18

RT

Out

DC/DC drive frequency setting resistor connection pin.

-0.3 to 7

19

ADIM

In

Analog dimming DC voltage input pin

-0.3 to 36

20

VCC

In

Power supply pin

-0.3 to 36

Pin Descriptions

(BD93941FP)

Pin No

Pin Name

In/Out

Function

Rating [V]

1

AUTO

Out

Auto-restart time setting pin

-0.3 ~ 7

2

REG58

Out

Power supply for N pin

-0.3 ~ 7

3

CS

In

DC/DC output current detection and OCP detection pin

-0.3 ~ 7

4

N

In

DC/DC switching output pin

-0.3 ~ 7

5

DCDC_GND

-

Power GND pin

-

FIN1

GND

-

6

OVP

In

Overvoltage protection detection pin

-0.3 ~ 36

7

STB

In

Enable pin

-0.3 ~ 36

8

LED1

Out

Output pin 1 for LED

-0.3 ~ 60

9

LED2

Out

Output pin 2 for LED

-0.3 ~ 60

10

LED_GND

-

Ground pin for LED

-

11

N.C.

-

Non connection pin

-

12

LED3

Out

Output pin 3 for LED

-0.3 ~ 60

13

LED4

Out

Output pin 4 for LED

-0.3 ~ 60

14

PWM

In

External PWM light modulation signal input pin for LED1-4

-0.3 ~ 36

15

ISET

Out

LED current setting resistor connection pin

-0.3 ~ 7

FIN2

GND

-

Analog GND pin

-

16

SS

Out

Soft start pin / LED protection masking time setting pin.

-0.3 ~ 7

17

FB

In/Out

Error amp output pin

-0.3 ~ 7

18

RT

Out

DC/DC drive frequency setting resistor connection pin.

-0.3 ~ 7

19

ADIM

In

Analog dimming DC voltage input pin

-0.3 ~ 36

20

VCC

In

Power supply pin

-0.3 ~ 36

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