AC-DC Power Supplies
ALM85 Series
Input
Characteristic
Minimum
Typical
Maximum
264
Units
Notes & Conditions
Derate linearly from 100% load at 90 VAC to 80% load
at 80 VAC. 300 VAC/5 s maximum
Input Voltage
80
47
VAC
Input Frequency
Input Current
Inrush Current
63
Hz
A
A
1.7/0.9
Measured at 115/230 VAC
115/230 VAC, cold start at 25 °C
EN61000-3-2 Class A
264 VAC, 60 Hz
60/120
Power Factor
Earth Leakage Current
No Load Input Power
Input Protection
250
0.15
µA
W
T3.15A/250 VAC internal fuse in both line & neutral
Output
Characteristic
Min.
Typ.
Max.
Units
Notes & Conditions
Output Voltage
Initial Set Accuracy
Minimum Load
Start Up Delay
Start Up Rise Time
Hold Up Time
12
24
2
VDC
%
See Models and Ratings table
At 50% load
No minimum load required
2
150
s
ms
ms
%
10/20
Full load and 115/230 VAC
Line Regulation
Total Regulation
0.5
5
%
Maximum deviation, recovering to less than 1% within
500 µs for 25% step load
Measured with 20 MHz Bandwidth and 10 µF electrolytic in
parallel with 0.1 µF ceramic capacitor.
At turn on / turn off
Transient Response
Ripple and Noise
4
%
1.5
% pk-pk
Overshoot
10
175
150
%
%
%
Overload Protection
Overvoltage Protection
Short Circuit Protection
Thermal Protection
Temperature Coefficient
Patient Leakage Current
115
Recycle mains to reset
Trip and restart (hiccup), auto resetting
Measured internally, auto resetting
0.02
%/°C
µ A
95
264 VAC, 60 Hz
Environmental
Characteristic
Minimum
Typical
Maximum
Units
Notes & Conditions
Operating Temperature
Cooling
0
+60
°C
Derate from 100% load at 40 °C to 60% load at 60 °C
Natural convection
Operating Humidity
Storage Temperature
Operating Altitude
Shock
5
-20
95
+80
5000
%RH
°C
m
Non-condensing
IEC68-2-27, 30 g, 11 ms half sine, 3 times in each of 6 axes
Vibration
IEC68-2-6, 10-500 Hz, 2 g 10 mins/sweep, 60 mins for each of 3 axes
Derating Curve
100%
80%
60%
40%
20%
0
60
20
40
Ambient Temperature (ºC)
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