AP3030 查看數據表（PDF） - BCD Semiconductor
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AP3030 Datasheet PDF : 13 Pages
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Preliminary Datasheet
WHITE LED STEP-UP CONVERTER
Electrical Characteristics
(VIN=3V, VCTRL =3V, TA=25oC, unless otherwise specified.)
AP3030
Parameter
Minimum Operating Voltage
Maximum Operating Voltage
Feedback Voltage
FB Pin Bias Current
Quiescent Current
Shutdown Quiescent Current
Switch Frequency
Maximum Duty Cycle
Switch Current Limit (Note 2)
Switch VCE Saturation Voltage
Switch Leakage Current
CTRL Pin Voltage
Symbol
VIN(min)
Conditions
VIN(max)
VFB
IFB
IQ
ISHDN
f
DMAX
ILIMIT
VCESAT
VCTRL
IOUT=20mA, 4 LEDs,
TA=-40oC to 85oC
VFB=VIN, no switching
VCTRL=0V
D=40%
D=80%
ISW=250mA
VSW=5V
High
Low
CTRL Pin Bias Current
Schottky Forward Drop
Schottky Leakage Current
Soft Start Time
ICTRL
VDROP
t
TA=85oC
TA=-40oC
ID=150mA
VR=23V
VR=27V
Min Typ Max Unit
2.5
V
16
188
200
212
mV
35
100
nA
1.5
2.5
3.2
mA
2.0
3.2
5.0
µA
0.9
1.2
1.5 MHz
90
93
%
550
mA
550
360
mV
0.01
5
µA
1.8
V
0.05
40
55
72
50
µA
75
0.7
V
0.1
4
µA
150
300
µS
Note 2: The switch current limit is related to duty cycle. Please refer to Figure 16 for detail.
Aug. 2008 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
5
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