Active Member
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[China]
Address: 5th Floor, Building B10, Fuqiao 2nd Industrial Zone, Fuhai Street, Bao'an District, Shenzhen
Contact name:Coco
IMAX Power Technology Co.,Ltd |
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120W AC DC Open Frame Switching Power Supply with PFC function single output
Descriptions
LOF120-20Bxx series is one of Mornsun’s AC-DC miniaturize open frame power supply and suitable for all kinds of BF type (be accessible to patients) medical system equipment.It features universal AC input and at the same time accepts DC input voltage,cost-effective,high efficiency,high reliability and double or reinforced insulation.These converters offer excellent EMC and safety performance,which meet IEC/EN/UL62368,GB4943,IEC/EN60335,IEC/EN61558,IEC/EN/ES60601,IEC60950 standards and they are widely used in areas of industrial,LED, street light control,electricity,security,telecommunications,smart home,medical,etc.
Features
Specifications
| Selection Guide | |||||||
Certification |
Part No.* | Nominal Output Power (W) | Nominal Output Voltage and Current (Vo/Io) | Transient Output Power*10S (W) | Output Voltage Adjustable Range (V) | Efficiency at 230VAC (%) Typ. | Max. Capacitive Load (µF) |
| UL/EN | LOF120-20B12 | 114 | 12V/9.5A | 141.6 | 11.4-12.6 | 94 | 6000 |
| LOF120-20B15 | 114 | 15V/7.6A | 142.5 | 14.3-15.8 | 94 | 5000 | |
| EN | LOF120-20B19 | 119.7 | 19V/6.3A | 149 | 17.3-19.8 | 93 | 4500 |
| UL/EN/IEC | LOF120-20B24 | 120 | 24V/5A | 150 | 22.8-25.2 | 95 | 3200 |
| LOF120-20B27 | 119.9 | 27V/4.44A | 149.8 | 25.6-28.4 | 95 | 2400 | |
| UL/EN | LOF120-20B36 | 120 | 36V/3.33A | 149.76 | 35.28-37.8 | 94 | 2000 |
| UL/EN/IEC | LOF120-20B48 | 120 | 48V/2.5A | 150 | 45.6-50.4 | 94.5 | 1600 |
| EN | LOF120-20B54 | 120 | 54V/2.22A | 149.58 | 51.3-55.5 | 94 | 1300 |
Note: 1.*If the total output power exceeds the nominal output power, it can be maintained for a maximum of 10s. The power supply cannot exceed the transient power. When the output voltage is increased, the total output power cannot exceed the nominal output power; 2.*The maximum transient output power interval must be greater than 30 minutes; 3.*Except 19V, other LOF products with shell is also available, named LOF120-20Bxx-C. | |||||||
| Input Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
Input Voltage Range | AC input | 85 | -- | 264 | VAC | |
| DC input | 120 | -- | 370 | VDC | ||
| Input Voltage Frequency | 47 | -- | 63 | Hz | ||
Input Current | 115VAC | -- | -- | 2 |
A | |
| 230VAC | -- | -- | 1 | |||
Inrush Current | 115VAC |
Cold start | -- | 40 | -- | |
| 230VAC | -- | 75 | -- | |||
Power Factor | 115VAC |
Full load | 0.98 | -- | -- |
-- |
| 230VAC | 0.94 | -- | -- | |||
| Output Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
Output Voltage Accuracy* |
Full load range | 12V/15V | -- | ±2.0 | -- |
% |
| 19V/24V/27V/36V/48V/54V | -- | ±1.0 | -- | |||
| Line Regulation | Rated load | -- | ±0.5 | -- | ||
| Load Regulation | 0% - 100% load | -- | ±1.0 | -- | ||
Ripple & Noise* |
20MHz bandwidth (peak-to-peak value) | 12V/15V | -- | -- | 120 |
mV |
| 19V/24V/27V | -- | -- | 150 | |||
| 36V/48V/54V | -- | -- | 200 | |||
| Temperature Coefficient | -- | ±0.03 | -- | %/℃ | ||
| Minimum Load | 0 | -- | -- | % | ||
| Hold-up Time | 230VAC, 25℃ | 15 | -- | -- | ms | |
| Stand-by Power Consumption | -- | 0.5 | -- | W | ||
| Short Circuit Protection | Recovery time < 3s after the short circuit disappear | Hiccup, continuous, self-recovery | ||||
| Over-current Protection | ≥130% Io, hiccup, self-recovery | |||||
| Mechanical Specifications | |
| Case Material | Open frame |
| Dimensions | 76.20 x 50.80 x 31.00 mm |
| Weight | 125g (Typ.) |
| Cooling Method* | Air cooling / 10CFM |
| Note: *Cooling method and power derating refer to typical characteristic curves. | |
Dimensions and Recommended Layout
