BD93942F Datasheet, PDF (5/30 Pages) Rohm – White LED Driver for large LCD Panels (DCDC Converter type)

BD93942F
Pin Descriptions (SOP16)
Pin No
Pin Name
1
REG58
2
CS
3
N
4
GND
5
OVP
6
STB
7
LED1
8
LED2
9
LED3
10
LED4
11
PWM
12
ISET
13
SSFB
14
RT
15
ADIM
16
VCC
In/Out
Out
In
Out
-
In
In
Out
Out
Out
Out
In
Out
In/Out
Out
In
In
Function
Power supply for N pin
DC/DC output current detection and OCP detection pin
DC/DC switching output pin
Ground pin
Overvoltage protection detection pin
Enable pin
Output pin 1 for LED
Output pin 2 for LED
Output pin 3 for LED
Output pin 4 for LED
External PWM light modulation signal input pin for LED1-4
LED current setting resistor connection pin
Soft start setting, Loop compensation setting pin
DC/DC drive frequency setting resistor connection pin.
Analog dimming DC voltage input pin
Power supply pin
Datasheet
Rating [V]
-0.3 to 7
-0.3 to 7
-0.3 to 7
-
-0.3 to 36
-0.3 to 36
-0.3 to 60
-0.3 to 60
-0.3 to 60
-0.3 to 60
-0.3 to 36
-0.3 to 7
-0.3 to 7
-0.3 to 7
-0.3 to 36
-0.3 to 36
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
5/26
TSZ02201-0F5F0C100050-1-2
12.Aug.2015 Rev.002