48V SMPS power supply comes rated current 2A, compact size, light weight, high input efficiency 84%, short circuit / over load protections and 100% full load burn-in test is conducted for reliable quality. Good price AC to DC switching power supply for use in power tools, office equipment, industrial control equipment, etc.
- AC input range can be selectable with switch.
- SMPS power supply comes with short circuit / over load protections.
- Switching power supply featues natural cooling, 100% full load burn-in test for reliable use.
- Fixed switching frequency is at 25KHz.
- Low cost, high reliability. 1 year warranty is available.
48V SMPS Power Supply Specification
|Ripple & Noise （Max.）||100mVp-p|
|Voltage Adjustment Range||43.2~52.8V|
|Setup, Rise, Hold Time||200ms, 80ms, 20ms at full load.|
|Input||Voltage Range||85~132V AC / 180~264V AC selected by switch, 255~370V DC|
|AC Current||2.4A/115V AC, 1.2A/230V AC|
|Inrush Current (Max.)||Cold start 30A/115V AC, 60A/230V AC|
|Leakage Current||＜1mA/240V AC|
|Protection||Over Load||105~150% rated output power|
|Protection type : Shut down o/p voltage, re-power on to recover|
|Environment||Working Temperature||-10 ~ +60℃ (Refer to output load derating curve)|
|Working Humidity||20 ~ 90% RH non-condensing|
|Storage Temperature & Humidity||-20 ~ +85℃, 10 ~ 95% RH|
|Temperature Coefficient||+0.03%/℃ (0~50℃)|
|Vibration||10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes|
|Safety & EMC||Safety Standard||Design refer to UL1012|
|Withstand Volatge||I/P-O/P:1.5KVAC, I/P-FG:1.5KVAC, O/P-FG:0.5KVAC|
|Isolation Resistance||I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC|
|EMI Conduction & Radiation||Design refer to FCC Part15 J Conduction Class B|
|Others||MTBF||322.4K hrs min. MIL-HDBK-217F (25℃)|
|Note||1. All parameters are measured at 230V AC input, rated load and 25℃ of ambient temperature if they are NOT specially mentioned.
2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance includes set up tolerance, line regulation and load regulation.
SMPS Power Supply Details
SMPS Power Supply Dimension (Unit: mm)
KNOWLEDGE BASE --- Switching Power Supply Application
AC to DC switching power supply is widely used in industrial automation control, military equipment, scientific research equipment, LED lighting, industrial control equipment, communication equipment, power equipment, instrumentation, medical equipment, semiconductor refrigeration and heating. The SMPS power supply is also suitable for air purifiers, electronic refrigerators, liquid crystal displays and LED lamps, communication equipment, audio-visual products, security monitoring, computer chassis, digital products and instruments and other fields.