300W 2"x4" AC-DC Open Frame Power Supply
AIC300 Series
Offers 300W with forced cooling or 180W with convection cooling to fit various thermal designs
Features a 2"x4" (50.8 x 101.6 mm) compact size and high power density, ideal for space-constrained industrial ITE applications
Achieves high efficiency (up to 93.5%) and ultra-low no-load input power (<0.3W), supporting energy-efficient systems
Includes a dedicated 12V fan output. Designed to meet Class I & Class II standards, EN 55032 (Class B) EMI, and UL/IEC/EN 62368-1 ITE safety approvals
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MODEL SELECTION TABLE |
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Model Number |
output Voltage |
Output Current |
Efficiency |
Capacitive Load (max.) |
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Convection |
Force-cooled |
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AIC300-S12 |
12VDC |
15A |
180W |
25A |
300W |
92% |
20000 uF |
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AIC300-S24 |
24VDC |
7.5A |
180W |
12.5A |
300W |
93.5% |
2400 uF |
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AIC300-S48 |
48VDC |
3.75A |
180W |
6.25A |
300W |
93.5% |
650 uF |
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AIC300-S54 |
54VDC |
3.33A |
180W |
5.55A |
300W |
93.5% |
470 uF |
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Item |
Conditions |
Min |
Typ |
Max |
Unit |
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Input Voltage |
AC input DC input |
85 120 |
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264 370 |
VAC VDC |
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Input Current |
100VAC and Full Load |
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4 |
A |
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Input Frequency |
AC input |
47 |
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63 |
Hz |
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Inrush Current |
230VAC, cold start@25°C |
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60 |
A |
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No load Input Power |
without Fan |
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0.3 |
W |
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Power Factor |
115VAC, full load |
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0.99 |
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% |
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230VAC, full load |
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0.96 |
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% |
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Leakage Current |
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150 |
uA |
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OUTPUT |
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Item |
Conditions |
Min |
Typ |
Max |
Unit |
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Hold Up time |
At 115VAC to full load |
10 |
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Ms |
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Line Regulation |
90VAC to 264VAC at full load |
±0.5 |
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|
% |
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Load Regulation |
No load to full load |
±1 |
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|
% |
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Transient Response |
Deviation with a 50%-75%-50% load change 1A/us, recovering to <1% within 500μs |
3 |
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% |
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Ripple and Noise |
20 MHz bandwidth and 10 uF electrolytic capacitor in parallel with 0.1 uF ceramic capacitor |
1 |
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|
% |
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Fan Power |
Offer output power of 12V/0.5A without put voltage accuracy ±15% |
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PROTECTION |
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Item |
Conditions |
Min |
Typ |
Max |
Unit |
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Overvoltage Protection |
Latch |
110 |
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140 |
% |
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Over Current Protection |
based on 300W, Hiccup Mode |
120 |
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160 |
% |
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Short Circuit Protection |
Hiccup Mode, auto recovery |
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Over Temp Protection |
Hiccup Mode, auto recovery |
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ENVIRONMENTAL |
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Item |
Conditions |
Min |
Typ |
Max |
Unit |
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Operating Temperature |
With derating |
-40 |
|
85 |
°C |
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Storage Temperature |
All Model |
-40 |
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85 |
°C |
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Altitude |
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|
5000 |
m |
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Humidity |
non-condensing |
5 |
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95 |
%RH |
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GENERAL |
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Conditions |
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Isolation Voltage |
Primary to Secondary |
4000 VAC |
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Primary to Earth |
2000 VAC |
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Secondary to Earth |
1500 VAC |
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Isolation Resistance |
I/P-O/P, I/P-FG, O/P-FG |
100M Ohms / 500VDC |
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Isolation Level |
Primary to Secondary |
2 x MOPP |
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Primary to Earth |
1 x MOPP |
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Secondary to Earth |
1 x MOPP |
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SAFETY |
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Standard |
Meets UL/IEC/EN 62368-1 ; meet EN/EN60601-1 ; CLASS I & CLASS II |
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EMC |
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Item |
Standard |
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Conducted Emissions |
EN55032:2012 +AC:2013 (CISPR 32:2012), Class B |
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Radiated Emissions |
EN55032:2012 +AC:2013 (CISPR 32:2012), Class B |
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Harmonic Current emissions |
EN61000-3-2:2014, Class A |
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Voltage fluctuations & flicker |
EN61000-3-3:2013 |
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Electrostatic discharge |
IEC 61000-4-2:2008, Criteria A ; 15KV air ; 8KV contact |
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RS(Radiated) |
IEC 61000-4-3:2010, Criteria A |
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Electrical fast transient/burst |
IEC 61000-4-4:2012, Criteria A |
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Surge |
IEC 61000-4-5:2014, Criteria A ; 2KV/Line-FG ; 1KV/Line-Line |
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Conducted Immunity |
IEC 61000-4-6:2013 |
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Magnetic Field |
IEC 61000-4-8:2009, Criteria A |
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Dip and interruptions |
EN61000-4-11 |
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MODEL SELECTION TABLE |
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|
Model Number |
output Voltage |
Output Current |
Efficiency |
Capacitive Load (max.) |
|||
|
Convection |
Force-cooled |
||||||
|
AIC300-S12 |
12VDC |
15A |
180W |
25A |
300W |
92% |
20000 uF |
|
AIC300-S24 |
24VDC |
7.5A |
180W |
12.5A |
300W |
93.5% |
2400 uF |
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AIC300-S48 |
48VDC |
3.75A |
180W |
6.25A |
300W |
93.5% |
650 uF |
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AIC300-S54 |
54VDC |
3.33A |
180W |
5.55A |
300W |
93.5% |
470 uF |
The AIC300 Series offers versatile models to meet a wide range of application needs, all operating with a universal 85~264 VAC input voltage.With output options of 12V, 24V, 48V, and 54V, each model delivers 200W under convection cooling and up to 300W with force cooling, ensuring flexibility and performance for demanding environments.Efficiency reaches up to 94.5%, while maximum capacitive load handling ranges from 470 μF to 20,000 μF, depending on the model, making the series highly reliable for diverse industrial, IPC, testing, and telecom applications.
The AIC300 Series open-frame AC-DC power supply delivers up to 300W with forced air cooling and 180W under convection cooling, all within a compact 2 × 4 (50.8 x 101.6 mm) footprint, making it ideal for space-constrained embedded and industrial systems. With efficiency up to 93.5% and no-load input power below 0.3W, the AIC300 Series supports energy-saving designs and helps reduce standby power consumption.
Engineered for high power density, quiet operation, and flexible system integration, the AIC300 Series is a reliable power solution for industrial automation, test equipment, IPC, and telecommunications systems.
