250W Single Output in U Bracket Package AC-DC Switching Power
The AQF250U is a family of size competitive 250 Watt AC-DC switching power supply in type of U Bracket. The AQF250U achieve small size with excellent performance. The AQF250U operates universal input to produce output voltage 3.3, 5, 12, 15 , 24 and 48VDC. The safety approvals are obtained from CE and UL, besides provided 2 years warranty.
Feature
◆ Compact Size in 7.0 x 4.2 x 1.6 inches
◆ Package: U Bracket
◆ Operating Temperature: -25~70 degrees
◆ With PFC Function
◆ 150 Watt with 18CFM FAN
◆ 90~264 VAC Universal Input Range
◆ Isolation Voltage 3000 VAC
◆ Minimum Load 0% (of full load)
◆ Single Output from 3.3~48 VDC
◆ Safety Approval by UL and CE
Specification
1.All specifications valid at nominal input voltage,full load and +25°C after warm-up time unless otherwise stated.
2.Measured with 0.1U 50V // 47U 50V Ceramic Cap. Cross to output
Input Specification
Characteristics
Conditions
min.
typ.
max.
unit
Voltage Range
Io nom
AC IN
90
264
VAC
DC IN
120
370
VDC
Frequency
Vi nom, Io nom
47
63
Hz
Input Current
Io nom
Vi : 115VAC
4
A
Vi : 230VAC
2
A
Inrush Current
Io nom
Vi : 115VAC
40
A
Vi : 230VAC
80
A
Output Specification
Characteristics
Conditions
min.
typ.
max.
unit
Output Power
Convection
105
200
W
18 CFM FAN
132
250
W
Voltage Accuracy
Vi nom, Io nom
±2
%
Minimum Load
Vi nom
0
%
Line Regulation
Vi min ...Vi max, Io nom
±1
%
Load Regulation
Vi nom, 5%Io...Io nom
±1
%
Ripple & Noise
Vi nom, Io nom,
BW = 20MHz
3.3V models
100
mV
5V models
100
mV
others models
1% Vout max.
mV
Temperature Coefficient
Vi nom, Io nom
±0.02
% / ℃
Short Circuit Protection
Auto-recovery
General Specification
Characteristics
Conditions
min.
typ.
max.
unit
Switching Frequency
Vi nom, Io nom
67
KHz
Isolation Voltage
Input / Output
3000
VAC
Isolation Resistance
Input / Output
100
MΩ
Operating Temperature
with derating
-25
+70
℃
Storage Temperature
Non operational
-40
+85
℃
Humidity
95
% RH
Cooling
Free air convection / 18 CFM Forced Air
Vibration
10~500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes.
