AP3009 데이터 시트보기 (PDF) - BCD Semiconductor
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AP3009 Datasheet PDF : 13 Pages
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Data Sheet
WHITE LED STEP-UP CONVERTER
Electrical Characteristics
(VIN=3V, VCTRL =3V, TA=25oC, unless otherwise specified.)
AP3009
Parameter
Minimum Operating Voltage
Symbol
VIN(min)
Conditions
Min Typ Max
2.5
Maximum Operating Voltage
VIN(max)
16
Feedback Voltage
FB Pin Bias Current
Supply Current
Supply Current
Switching Frequency
Maximum Duty Cycle
Switch Current Limit (Note 2)
Switch VCE Saturation Voltage
Switch Leakage Current
CTRL Pin Voltage
VFB
IFB
ICC
IQ
f
DMAX
ILIMIT
VCESAT
VCTRL
IOUT=20mA, 4 LEDs,
TA=-40oC to 85oC
VFB=VIN, Not Switching
VCTRL=0V
TA=25oC, D=40%
TA=25oC, D=80%
ISW=250mA
VSW=5V
High
Low
188
200
212
35
100
1.9
2.6
3.3
2.0
3.2
5.0
0.8
1.2
1.6
90
93
560
465
300
0.01
5
1.8
0.05
48
60
72
CTRL Pin Bias Current
ICTRL
TA=85oC
40
50
60
TA=-40oC
60
75
90
Schottky Forward Drop
Schottky Leakage Current
VDROP
ID=150mA
VR=25V
VR=30V
0.7
4
90
Note 2: The Switch Current Limit is related to Duty Cycle. Please refer to Figure 16 for detail.
Unit
V
mV
nA
mA
µA
MHz
%
mA
mV
µA
V
µA
V
µA
Apr. 2007 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
5
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