AP1501 데이터 시트보기 (PDF) - Anachip Corporation
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AP1501 Datasheet PDF : 11 Pages
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150Khz, 3A PWM Buck DC/DC Converter
AP1501
Absolute Maximum Ratings
Symbol
Parameter
Rating
Unit
VCC
Supply Voltage
+45
V
VSD
ON/OFF Pin input voltage
-0.3 to +25
V
VFB
Feedback Pin voltage
-0.3 to +25
V
VOUT
Output voltage to Ground
-1
V
PD
Power dissipation
Internally limited
W
TST
Storage temperature
-65 to +150
oC
TOP
Operating temperature
-40 to +125
oC
VOP
Operating voltage
+4.5 to +40
V
Electrical Characteristics (All Output Voltage Versions)
Unless otherwise specified, VIN=12V for 3.3V, 5V, adjustable version and VIN=24V for the 12V version. ILOAD = 0.5A
Symbol
Parameter
Conditions
Min. Typ. Max.
IB
Feedback bias current
VFB=1.3V
(Adjustable version only)
60
40
100
FOSC oscillator frequency
VSAT saturation voltage
Max. Duty Cycle(ON)
DC
Min. Duty cycle(OFF)
ICL current limit
IL
IQ
ISTBY
Output = 0 Output
leakage
Output = -1 current
Quiescent Current
Standby Quiescent
Current
IOUT=3A
no outside circuit
VFB=0V force driver on
VFB=0V force driver on
VFB=12V force driver off
peak current
no outside circuit
VFB=0V force driver on
no outside circuit
VFB=12V force driver off
VIN=40V
VFB=12V force driver off
ON/OFF pin=5V
VIN=40V
127
150
173
110
173
1.4
1.3
1.5
100
0
5.5
3.6
4.0
6.5
200
2
60
5
10
250
150
300
VIL
Low (regulator ON)
ON/OFF pin logic input
VIH threshold voltage
High (regulator OFF)
-
0.6
1.3
2.0
-
IH
ON/OFF pin logic
input current
VLOGIC=2.5V (OFF)
IL
ON/OFF pin input current VLOGIC=0.5V (ON)
ΘJC Thermal Resistance
TO220-5L Junction to
TO263-5L case
Thermal Resistance
ΘJA With copper area of
approximately 3 in2
TO220-5L Junction to
TO263-5L ambient
15
25
0.02
5
2.5
3.5
28
23
Unit
nA
Khz
V
%
A
uA
mA
mA
uA
V
uA
oC/W
oC/W
Anachip Corp.
www.anachip.com.tw
Rev.A7 Feb. 10, 2004
3/11
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