Data Sheet
Boost Controller for WLED Driver in Medium-sized LCD Panel AP3041
Oct. 2012 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
6
Absolute Maximum Ratings (Note 1, Continued)
Parameter Symbol Value Unit
Operating Junction Temperature
T
J
150 ºC
Storage Temperature
T
STG
-65 to 150 ºC
Lead Temperature (Soldering, 10 sec)
T
LEAD
260 ºC
ESD (Human Body Model) 2000 V
ESD (Machine Model) 200 V
Note 1: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to
the device. These are stress ratings only, and functional operation of the device at these or any other conditions
beyond those indicated under “Recommended Operating Conditions” is not implied. Exposure to “Absolute
Maximum Ratings” for extended periods may affect device reliability.
Recommended Operating Conditions
Parameter Symbol Min Max Unit
Input Voltage V
IN
5 27 V
Operating Frequency f 0.1 1 MHz
Operating Temperature Range T
J
-40 85 ºC
Electrical Characteristics
V
CC
=12V, V
EN
=3.3V, T
A
=25ºC, unless otherwise specified.
Parameter Symbol Conditions Min Typ Max Unit
Input Voltage V
IN
5 27 V
Feedback Voltage V
FB
490 500 510 mV
Supply Current I
CC
V
FB
=V
IN
, no switching 1.5 5 mA
Shutdown Supply Current I
Q
V
EN
=0 1 2
μA
VCC Voltage
V
CC
11V≤V
IN
≤27V 9.5 10.0 10.5 V
5V≤V
IN
≤10V, I
CC
=5mA V
IN
-0.5 V
VCC Current Limit I
CC-LIM
35 mA
VCC Pin UVLO Rising Threshold V
CC-HI
4.7 V
VCC Pin UVLO Falling
Hysteresis
V
CC-HYS
300 mV
Oscillator Frequency f
OSC
0.1 1 MHz
SC Peak Voltage V
SC_PK
530 680 mV
UVLO Threshold V
UVLO
1.20 1.25 1.30 V
UVLO Hysteresis Current Source I
UVLO-HYS
10
μA
