450W ACDC Power Supply smart home enclosed type
Descriptions
LM450-12Bxx series is one of Mornsun’s enclosed AC-DC switching power supply.It features AC input and at the same time accepts DC input voltage,cost-effective,high efficiency and high reliability.These converters offer excellent EMC performance and meet IEC/EN61000-4,CISPR32/EN55032,UL/EN/IEC62368,GB4943 standards and they are widely used in areas of industrial,LED,street light control, electricity,security, telecommunications,smart home,etc.
Features
Specifications
| Selection Guide | ||||||
|
Certification |
Part No.* |
Output Power(W) |
Nominal Output Voltage and Current (Vo/Io) |
Output Voltage Adjustable Range(V) | Efficiency at 230VAC (%) Typ. | Max. Capacitive Load (µF) |
|
CE |
LM450-12B12 | 450 | 12V/37.5A | 10.2-13.8 | 85 | 4000 |
| LM450-12B15 | 450 | 15V/30A | 13.5-18 | 86 | 3300 | |
| LM450-12B24 | 451.2 | 24V/18.8A | 21.6-28.8 | 87 | 1500 | |
| LM450-12B27 | 450.9 | 27V/16.7A | 24.3-29.7 | 87 | 1500 | |
| LM450-12B36 | 450 | 36V/12.5A | 32.4-39.6 | 87.5 | 1000 | |
| LM450-12B48 | 451.2 | 48V/9.4A | 43.2-52.8 | 88 | 470 | |
| Note:*Use suffix “C” for terminal with protective cover and suffix “Q” for conformal coating. | ||||||
| Input Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
| Input Voltage Range | AC input | 176 | -- | 264 | VAC | |
| DC input | 240 | -- | 373 | VDC | ||
| Input Voltage Frequency | 47 | -- | 63 | Hz | ||
| Input Current | 230VAC | -- | 5 | 6 | A | |
| Inrush Current | 230VAC | Cold start | -- | 60 | 80 | |
| Leakage Current | 240VAC | -- | -- | 2 | mA | |
| Hot Plug | Unavailable | |||||
| Output Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
| Output Voltage Accuracy | Full load range | 12V | -- | ±1.5 | -- |
% |
| 15V/24V/27V/36V/48V | -- | ±1 | -- | |||
| Line Regulation | Rated load | -- | ±0.5 | -- | ||
| Load Regulation | 0% - 100% load | 12V | -- | ±1 | -- | |
| 15V/24V/27V/36V/48V | -- | ±0.5 | -- | |||
| Output Ripple & Noise* | 20MHz bandwidth (peak-to-peak value) | -- | -- | 200 | mV | |
| Temperature Coefficient | -- | ±0.03 | -- | %/℃ | ||
| Minimum Load | 0 | -- | -- | % | |
| Hold-up Time | 230VAC | -- | 16 | -- | ms |
| Short Circuit Protection | Recovery time <8s after the short circuit disappear. | Hiccup, continuous, self-recover | |||
| Over-current Protection | ≥110% Io, hiccup, self-recover | ||||
|
Over-voltage Protection |
12V | 13.8V-17.62V(Hiccup, self-recover) | |||
| 15V | 18V-23.5V(Hiccup, self-recover) | ||||
| 24V | 30V-38V(Hiccup self-recover) | ||||
| 27V | 32V-41V(Hiccup self-recover) | ||||
| 36V | 45V-52V(Hiccup self-recover) | ||||
| 48V | 55.6V-68.2V(Hiccup, self-recover) | ||||
| Over Temperature Protection | Hiccup, self-recover | ||||
| Note:*The “Tip and barrel method” is used for ripple and noise test, output parallel 47uF electrolytic capacitor and 0.1uF ceramic capacitor, details please refer to Enclosed Switching Power Supply Application Notes. | |||||
| Mechanical Specifications | |
| Case Material | Metal (AL1100, SGCC) |
| Dimensions | 215.00 x 115.00 x 30.00 mm |
| Weight | 750g (Typ.) |
| Cooling Method | Forced air cooling |
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