BD9486F 데이터 시트보기 (PDF) - ROHM Semiconductor
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BD9486F Datasheet PDF : 37 Pages
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BD9486F
Datasheet
●1.8 Electrical Characteristics (Unless otherwise specified, Ta=25°C，VCC=12V)
Parameter
Symbol
Limit
Unit
Min. Typ. Max.
【LED Protection Block】
LED OCP Detect Voltage
VLEDOCP 2.88 3.0 3.12
V
Over Boost Detection Voltage
VFBH
3.84 4.00 4.16
V
【Dimming Block】
ADIM Pin Leak Current
ILADIM
-2
0
2
μA
ISENSE Pin Leak Current
IL_ISENSE
-2
0
2
μA
DIMOUT Source ON
Resistance
RONSO
5.0
10
20
Ω
DIMOUT Sink ON Resistance
RONSI
4.0
8.0
16
Ω
【REG50 Block】
REG50 Output Voltage 1
REG50_1 4.95 5.00 5.05
V
REG50 Output Voltage 2
REG50_2 4.925 5.00 5.075 V
REG50 Available Current
| IREG50 |
5
-
-
mA
REG50_UVLO Detect Voltage REG50_TH 2.0
2.3
2.6
V
REG50 Discharge Current
REG50_DIS 3.0
5.0
7.0
μA
【STB Block】
STB Pin HIGH Voltage
STB Pin LOW Voltage
STB Pull Down Resistance
【PWM Block】
PWM Pin HIGH Voltage
PWM Pin LOW Voltage
PWM Pin Pull Down Resistance
【FAIL Block 】
STBH
STBL
RSTB
PWM_H
PWM_L
RPWM
2.0
-
18
V
-0.3
-
0.8
V
600 1000 1400 kΩ
1.5
-
18
V
-0.3
-
0.8
V
600 1000 1400 kΩ
CP Detect Voltage
CP Charge Current
VCP
ICP
2.85 3.0 3.15
V
2.7
3.0
3.3
μA
Condition
VISENSE=SWEEP UP
VFB=SWEEP UP
VADIM=2.0V
VISENSE=4.0V
IO=0mA
IO=-5mA
VREG50=SWEEP DOWN
VSTB=0V
STB=ON->OFF, REG50=4.0V,
PWM=L
VSTB=3.0V
VPWM=3.0V
VCP=SWEEP UP
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TSZ22111・15・001
4/34
TSZ02201-0F1F0C100240-1-2
13.Feb.2014 Rev.004
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