bd9202efs ROHM Co. Ltd., bd9202efs Datasheet - Page 4

• Manufacturer Part Number: bd9202efs
• Description: White Backlight Led Drivers For Medium To Large Lcd Panels Swreg Type
• Manufacturer: ROHM Co. Ltd.

●Pin configuration
●Terminal number， terminal name
© 2009 ROHM Co., Ltd. All rights reserved.
BD9202EFS
PIN
No.
(10)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
(21)
(22)
www.rohm.com
(11)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
Terminal
name
44
1
CPUVDD
CPUCLK
CPUDO
PGND2
CPUCS
PGND3
CPUDI
AGND
VREG
FAIL1
FAIL2
VREF
VSET
TEST
LED1
LED2
LED3
LED4
VCC
ISET
CP1
CP2
43
2
42
3
LED output terminal1
GND2 for LED
LED output terminal2
Condenser connected terminal for filter
setting 1
Condenser connected terminal for filter
setting 2
Malfunction detection output 1
Malfunction detection output 2
Small signal section GND
Serial interface DATA input terminal
Serial interface DATA output terminal
Serial interface
Serial interface CLK input terminal
Serial interface CS input terminal
Power supply
Series regulator output terminal
Reference voltage output terminal
LED fixed electric current setting resistant
connected terminal
DC modulated light voltage input terminal
Test mode change terminal
Output terminal 3
GND3 for LED
LED output terminal 4
41
4
40
5
39
6
Power supply
terminal
Function
38
7
37
8
BD９２０２EFS
36
terminal
9
35
10
34
11
4/19
PIN
No.
(23)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(35)
(36)
(37)
(38)
(39)
(40)
(41)
(42)
(43)
(44)
33
12
Terminal name
BCT_SYNC_OUT
CT_SYNC_OUT
BCT_SYNC_IN
CT_SYNC_IN
32
13
LOADSW
SWOUT
PGND4
PGND1
PGND5
TOUT1
TOUT2
COMP
UVLO
LED5
LED6
LED7
LED8
OVP
BRT
RT
CS
EN
31
14
30
15
29
16
LED output terminal 5
GND4 for LED
LED output terminal 6
Output terminal 1 for test monitor 1
BCT
resistant connected terminal
CT
resistant connected terminal
DC/DC
detection terminal
DC/DC
terminal
DC/DC Switching output terminal
GND1 for LED
Load switch control terminal
It is the prevention detection terminal
for miss operating at low voltage
CT
terminal
BCT Synchronization signal output
terminal
CT
terminal
BCT
terminal
Error amplifier output terminal
Output terminal 2 for test monitor
Enabling terminal
LED output terminal 7
GND5 for LED
LED output terminal 8
28
17
Synchronization
oscillation
Synchronization
Synchronization
oscillation
output
27
18
Over-voltage
Function
26
19
frequency
frequency
electric
Technical Note
2009.04 - Rev.A
25
20
signal
signal
signal
24
21
detection
current
setting
setting
output
input
input
23
22