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AP3012 Datasheet(PDF) 6 Page - BCD Semiconductor Manufacturing Limited

Part No. AP3012
Description  1.5MHz STEP-UP DC-DC CONVERTER
Download  11 Pages
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Maker  BCDSEMI [BCD Semiconductor Manufacturing Limited]
Homepage  http://www.bcdsemi.com
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AP3012 Datasheet(HTML) 6 Page - BCD Semiconductor Manufacturing Limited

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1.5MHz STEP-UP DC-DC CONVERTER
AP3012
6
Jul. 2006 Rev. 1. 2
BCD Semiconductor Manufacturing Limited
Data Sheet
(VIN=3V, VSHDN=3V, TA=25
oC, unless otherwise specified.)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Minimum Operating Volt-
age
2.6
V
Maximum Operating Volt-
age
16
V
Feedback Voltage
VFB
VIN=5V, VOUT=24V, IOUT=30mA
1.17
1.25
1.33
V
FB Pin Bias Current
VFB=1.25V
10
45
100
nA
Supply Current
ICC
VSHDN =VFB=VIN, No switching
2.5
3.5
mA
Supply Current
IQ
VSHDN =0V, VFB=0V
0.1
1.0
µA
Switching Frequency
f
1.1
1.5
1.9
MHz
Maximum Duty Cycle
DMAX
85
90
%
Switching Current Limit
Duty Cycle=80%
500
mA
Switch VCESAT
VCESAT
ISW=250mA
300
mV
Switch Leakage Current
VSW=5V
0.01
5
µA
SHDN Voltage High (ON)
VTH
1.5
V
SHDN Voltage Low (OFF)
VTL
0.4
SHDN Pin Bias Current
55
µA
OVP Voltage Threshold
VOVP
29
V
Soft-Start Time
550
µS
Electrical Characteristics


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