02/13/2002
Advanced Power Solutions
UNIVERSAL INPUT AC TO DC EXTERNAL REGULATED DESKTOP
SWITCHING POWER SUPPLIES TO 40 WATTS AD-740U SERIES
FEATURES:
• ACCOMMODATES UNIVERSAL AC SOURCES
• DESKTOP SUPPLY WITH IEC320 AC
RECEPTACLE
• DESIGNED TO MEET INTERNATIONAL SAFETY
STANDARDS
• APPROVED TO UL/CUL STANDARDS
• EMI/RFI PER CISPR PUB. 22 CLASS B
• CE MARKING COMPLIANCE
INPUT and OUTPUT SPECIFICATIONS
Input Voltage:
Input Connector:
Input Frequency:
Inrush Current:
Dielectric Withstand:
EMI/RFI:
Hold-up time:
Efficiency:
90-250 VAC
IEC 320 AC Receptacle built-in
47-63 Hz (Consult factory for 440 Hz)
25 A Max. at 132Vac / cold start
50 A Max. at 250 Vac / cold start
Meets IEC950
Complies with FCC part 15 Class B
EN55011, EN55022, CISPR PUB. 22 Class B
16ms minimum
Typical 75% - 85% typical,
depending on output voltage
Output Voltage:
Output Current:
Output Wattage:
Line Regulation:
Load Regulation:
Noise & Ripple:
Over Voltage Protection:
Adjustability:
Overload Protection:
Short Circuit Protection:
Output Connector & Cord:
See Ratings Chart
See Ratings Chart
20 to 40 Watt
0.2% max.
Main Output ±3% max.
Aux. Outputs ±5%
Typ. 1% peak to peak,Max.2%
115 –140%, auto recovery
Factory set
115-130%, automatic recovery
Automatic recovery
Optional
GENERAL SPECIFICATIONS
Topology:
Switching Frequency:
Transient Response:
Safety Standards:
Self oscillating flyback
60 KHz nominal at full load
1ms typical for return within 1% for
50% load step change 1A/microsec.
5% maximum deviation
UL1950; CSA950, EN60950
Operating Temperature:
Storage Temperature:
Temperature Coefficient:
Cooling:
Construction:
0 to 50°C
-20 to +85°C
0.04% per °C
Free air convection
Impact resistant thermo-
plastic enclosure
Remark: Load Regulation: The exact voltage obtainable depends upon the output cord and load current. Data listed above are for 6ft. (2
meter
)
cords # AWG 18/20 wires with PF or PD connectors.
02/13/2002
VOLTAGE/ CURRENT RATINGS CHART
SINGLE OUTPUT:
MODEL VOLT ◆
◆◆
◆ AMP MODEL VOLT ◆
◆◆
◆ AMP
AD-740U-1050 5.0 V 4.0 A AD-740U-1160 16.0 V 2.5 A
AD-740U-1060 6.0 V 4.0 A AD-740U-1180 18.0 V 2.2 A
AD-740U-1075 7.5 V 4.0 A AD-740U-1200 20.0 V 2.0 A
AD-740U-1090 9.0 V 3.5 A AD-740U-1225 22.5 V 1.8 A
AD-740U-1120 12.0 V 3.0 A AD-740U-1240 24.0 V 1.7 A
AD-740U-1138 13.8 V 2.8 A AD-740U-1252 25.2 V 1.6 A
AD-740U-1150 15.0 V 2.7 A AD-740U-1280 28.0 V 1.4 A
DUAL OUTPUT:
MODEL MAIN VOLT ◆
◆◆
◆ AMP AUX. VOLT ■
■■
■ AMP
AD-740U-2250 5.0 V 3.0 A 12.0 V 1.5 A
AD-740U-2120 12.0 V 1.5 A -12.0 V 1.5 A
TRIPLE OUTPUT:
MODEL MAIN VOLT ◆
◆◆
◆ AMP AUX. VOLT ■
■■
■ AMP AUX. VOLT ● AMP
AD-740U-3125 5.0 V 2.5 A +12.0 V 1.0 A -12.0 V 0.3 A
AD-740U-3155 5.0 V 2.5 A +15.0 V 1.0 A -15.0 V 0.3 A
Symbol: “◆” OVP Built in; “■” Stacked on main output; “●” installed with post regulator
Remark: At least 20% of typical main output current is required to maintain stated regulation for the multiple output units.
Other models are available. Please contact APS for more options
