BD9397EFV_15 Datasheet, PDF (8/31 Pages) Rohm – White LED Driver for large LCD panel

BD9397EFV
●2 Block Diagram
Datasheet
Vin
Cin
VCC VCC
STB
CVCC
FAIL_MODE
FAIL_RST
RT
SS
REG9V _UVLO
VREG
UVLO
(VCC)
UVLO TSD
OVP SCP
OSC
SS
PROTECTION
Logic
PWM
COMP
++
-
-
Control
Logic
Filter
REG9V
Current
Sense
DRIVER
REG9V
OVP
FAIL
CP
N
PGND
CS
FB
RFB
CFB
LED_LV
REG9V
LSP
ERR
AMP _-
--
-
-
+
OPEN/SHORT
Detect
M_DET
LED1
+
-
S1
VREF
1/5
+
-
PWM１
PWM6
AGND
AGND
LED6
+
-
S6
N.C.
+Cout
Figure 11. Block Diagram
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TSZ02201-0F1F0C100330-1-2
1.Sep.2015 Rev.006