AP1530 データシートの表示（PDF） - Diodes Incorporated.
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AP1530 Datasheet PDF : 8 Pages
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AP1530
PWM CONTROL 3A STEP-DOWN CONVERTER
Absolute Maximum Ratings
Symbol
Parameter
Rating
Unit
VCC
VCC Pin Voltage
VSS - 0.3 to VSS + 20
V
VFB
Feedback Pin Voltage
VSS - 0.3 to VCC
V
VEN
EN Pin Voltage
VSS - 0.3 to VIN + 0.3
V
VOUTPUT Switch Pin Voltage
VSS - 0.3 to VIN + 0.3
V
PD
TOP
TSTG
Power Dissipation
Operating Junction Temperature Range
Storage Temperature
Internally limited
mW
-40 to +125
oC
-65 to +150
oC
Caution: The absolute maximum ratings are rated values exceeding which the product could suffer physical damage. These values must therefore not be
exceeded under any conditions.
Electrical Characteristics (VIN = 12V, TA=25°C, unless otherwise specified)
Symbol
Parameter
Conditions
VIN
VFB
IFB
ISW
ISSS
∆VOUT
/VOUT
∆VOUT
/VOUT
fOSC
fOSC1
VSH
VSL
ISH
ISL
IOCSET
TSS
RDSON
EFFI
θJA
Input Voltage
--
Feedback Voltage
IOUT=0.1A
Feedback Bias Current
IOUT=0.1A
Switch Current
--
Current Consumption During
Power Off
VEN
=0V
Line Regulation
VIN=5V~18V
Load Regulation
IOUT=0.1 to 3A
Oscillation Frequency
Measure waveform at SW pin
Frequency of Current
Short Circuit Protect
Limit
or
Measure
waveform
at
SW
pin
EN Pin Input Voltage
Evaluate oscillation at SW pin
Evaluate oscillation stop at SW pin
EN Pin Input Leakage
--
Current
--
OCSET Pin Bias Current --
Soft-Start Time
--
Internal MOSFET Rdson
VIN=5V, VFB=0V
VIN=12V, VFB=0V
Efficiency
VIN=12V, VOUT = 5V
IOUT=3A
Thermal Resistance
Junction-to-Ambient
Min.
3.6
0.784
-
3.5
-
-
-
240
10
2.0
-
-
-
75
0.3
-
-
-
-
Typ.
-
0.8
0.1
-
10
1
0.2
300
-
-
-
20
-10
90
2
110
70
92
65
Max. Unit
18 V
0.816 V
0.5 µA
-
A
- µA
2
%
0.5 %
360 KHz
- KHz
-
0.8
V
- µA
- µA
105 µA
5 ms
150
100
mΩ
-
%
- oC/W
AP1530 Rev. 1
3 of 8
www.diodes.com
MARCH 2007
© Diodes Incorporated
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