AP1509-50SL 查看數據表（PDF） - Anachip Corporation
零件编号
产品描述 (功能)
生产厂家
AP1509-50SL Datasheet PDF : 8 Pages
| |||
150KHz, 2A PWM Buck DC/DC Converter
AP1509
Absolute Maximum Ratings
Symbol
Parameter
Rating
Unit
VCC
Supply Voltage
+24
V
VSD
ON/OFF Pin input voltage
-0.3 to +18
V
VFB
Feedback Pin voltage
-0.3 to +18
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 +22
V
Electrical Characteristics (All Output Voltage Versions)
Unless otherwise specified, VIN=12V for 3.3V, 5V, adjustable version and VIN=18V for the 12V version. ILOAD = 0.5A
Symbol
Parameter
Conditions
Min. Typ. Max.
IB
Feedback bias current
VFB=1.3V
(Adjustable version only)
-10
-50
-100
FOSC Oscillator frequency
127
150
173
110
173
FSCP
Oscillator frequency of When current limit occurred
short circuit protect
and VFB < 0.5V, Ta=25 oC
5
IOUT=2A
VSAT Saturation voltage
No outside circuit
VFB=0V force driver on
DC
Max. Duty Cycle (ON)
Min. Duty Cycle (OFF)
VFB=0V force driver on
VFB=12V force driver off
Peak current
15
25
1.4
1.25
1.5
100
0
ICL
IL
IQ
ISTBY
Current limit
Output = 0
Output
leakage
Output = -1 current
Quiescent Current
Standby Quiescent
Current
No outside circuit
VFB=0V force driver on
No outside circuit
VFB=12V force driver off
VIN=22V
VFB=12V force driver off
ON/OFF pin=5V
VIN=22V
3
-200
-5
5
10
70
150
200
VIL
ON/OFF pin logic input Low (regulator ON)
VIH threshold voltage
High (regulator OFF)
-
0.6
2.0
1.3
-
IH
ON/OFF pin logic input
current
VLOGIC=2.5V (OFF)
IL
ON/OFF pin input current VLOGIC=0.5V (ON)
ΘJC Thermal Resistance
SOP-8L
Junction to
case
Thermal Resistance
ΘJA With copper area of
approximately 3 in2
SOP-8L
Junction to
ambient
-0.01
-0.1
-1
15
70
Unit
nA
KHz
KHz
V
%
A
uA
mA
mA
uA
V
uA
oC/W
oC/W
Anachip Corp.
www.anachip.com.tw
Rev.0.1 Nov 27, 2003
3/8
Share Link: 