AIH Series
250 Watts
Total Power: 250 Watts
(12 V @ 20.8 A)
Input Voltage: 300 V
# of Outputs: Single
SPECIAL FEATURES
250 W continuous power at 100 °C
baseplate temperature
High efciency - up to 88%
Low output ripple and noise
Positive and Negative enable function
Excellent transient response
Safety isolated low voltage control and
monitoring
High reliability
Wide input voltage range
Paralleable with accurate current
sharing
Adjustable output voltage
Regulation to zero load
Temperature monitor output
EU Directive 2002/95/EC compliant for
RoHS
Two year warranty
SAFETY
UL 60950 Recognized
cUL 60950 Recognized
TUV EN60950 Licensed
CE CE Mark
Electrical Specications
Input
Input range 250 - 420 VDC
Input surge 450 V / 100 ms
Efficiency*
88% @ 5.0 V (typical)
Output
Load Regulation 60 W for convection; 80 W with 30 CFM forced air
Line Regulation -5, +10% minimum
Noise / ripple 20 ms @ 60 W load, 115 VAC nominal line
Output voltage adjust range Short circuit protection on all outputs
Case overload protected @ 110 - 145% above peak rating
Transient response 5 V output; 5.7 - 6.7 VDC. Other outputs 10% to 25% above
nominal output
Current share accuracy
Compensates for 0.5 V lead drop min.
Will operate without remote sense connected
Reverse connection protected
Overvoltage protection 130% Vo (3.3 Vo and 5 Vo); 125% Vo (other Vo)
Current limit 120% Io maximum
Control
Voltage adjust 80 to 120% for 5 V and above; +10% / -50% for below 5 V
Enable TTL compatible (positive & negative enable options)
Clock input (external sync) 3.3 to 5.5 Vp-p @ 800 MHz ±5%
Temperature monitor output 10 mV/°K (2.73 = 0 °C)
Current monitor output 0 to 1 mA (1 mA = 100% Io rated)
Note: Nominal values apply with sense pins disconnected and other control pin unconnected.
*For detailed technical information, please refer to the product’s Technical Reference Notes found at
www.Artesyn.com/power.
Data Sheet
