AP1530SL-13(2009) 查看數據表（PDF） - Diodes Incorporated.
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AP1530SL-13 Datasheet PDF : 12 Pages
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AP1530
18V 3A 300KHz BUCK CONVERTER
Electrical Characteristics
(VIN = 12V, TA=25°C, unless otherwise specified)
Symbol
Parameter
Conditions
Min Typ. Max
VFB Feedback Voltage
IOUT=0.1A
0.784 0.8 0.816
IFB Feedback Bias Current
IOUT=0.1A
-
0.1 0.5
ISW Switch Current
--
3.5
-
-
ISHDN
Current Consumption During
Power Off
VEN =0V
-
10
-
∆VOUT
/VIN
Line Regulation
VIN=5V~18V
-
1
2
∆VOUT
/VOUT
Load Regulation
IOUT=0.1 to 3A
-
0.2 0.5
fOSC Oscillation Frequency
Measure waveform at SW pin
240 300 360
fOSC1
Frequency of Current Limit or
Short Circuit Protection
Measure waveform at SW pin
-
50
-
VIH
VIL
EN Pin Input Voltage
Evaluate oscillation at SW pin
2.0
-
-
Evaluate oscillation stop at SW pin -
-
0.8
IENH
IENL
EN Pin Input Leakage Current
--
--
-
20
-
-
-10
-
IOCSET OCSET Pin Bias Current
--
75
90 105
TSS Soft-Start Time
--
0.3
2
5
TSHDN Thermal shutdown threshold
-
150
-
THYS Thermal shutdown hysteresis
-
55
-
RDSON Internal MOSFET RDS(ON)
VIN=5V, VFB=0V
VIN=12V, VFB=0V
-
110 150
-
70 100
EFFI Efficiency
VIN=12V, VOUT = 5V
IOUT=3A
-
92
-
θJA
Thermal Resistance
Junction-to-Ambient
SOP-8L (Note 3)
-
134
-
θJC
Thermal Resistance
Junction-to-Case
SOP-8L (Note 3)
-
22
-
Notes: 3. Test condition SOP-8L: Device mounted on FR-4 substrate 2oz copper, minimum recommended pad layout, and single side.
For better thermal performance, please arrange larger copper pad of layout for heatsink.
Unit
V
µA
A
µA
%
%
kHz
kHz
V
µA
µA
µA
ms
°C
°C
mΩ
%
oC/W
oC/W
AP1530 Rev. 7
DS31092
5 of 12
www.diodes.com
NOVEMBER 2009
© Diodes Incorporated
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