Index 1-0 General Description 2-0. Input Requirements Specification 3-0. Output Requirements Specification 4-0. Reliability Specification 5-0. Environment Specification 6-0. Safety Specification 7-0.
1-0. General Description The purpose of the document is to specify a Single phase AC input, single output switching power supply. This specification is suitable for: EA10931E This product is AC to DC switching power transfer device, it can provide for a 12Vdc, 7.5A max., 90W Max. DC output with constant voltage source. This Specification defines the input, output, performance characteristics, environment, noise and safety requirement for a power supply. 2-0.Input Requirements 2-1.
2-8. Line Regulation: This line regulation is less than ± 1%, 100Vac/60Hz-240Vac/50Hz, with Max. load. 2-9. Hold Up Time: ≧ 10mSec. @ 100Vac/60Hz-240Vac/50Hz, with Max. load. 2-10. Rise Time: ≦50mSec. @ 100Vac/60Hz-240Vac/50Hz, with Max. load. From 10% to 90% of output voltage. 2-11. Turn-ON Time: The output voltage should rise to 90% of rated output voltage. in less than 3 SEC. 100Vac/60Hz-240Vac/50Hz, with Max. load. 2-12.
bandwidth. Output Ripple/Noise +12V 1.5% max. of full load & 50% load current Ripple∕Noise：60Hz ripple + switching ripple and noise. Ripple & Noise are measured at the end of output cable which are added a 0.1uF ceramic capacitor and a 47uF electrolytic capacitor. 3-7. Over Voltage Protection 150% Max. of the rated output voltage. The adaptor shall have OVP with auto-recovery mode when output voltage reaches the trigger point of OVP. 3-8.
-0. Environment. 5-1 Temperature : a. Operating : 0 to 40 ℃ b. Storage : -20 to 85 ℃ 5-2 Humidity : a. Operating : 10 to 90 % b. Storage: 5 to 90 % 5-3 Altitude : From sea level to 5,000 Meter (operation) and 5,000 Meters (non operation) 6-0. Safety 6-1. Hi-Pot Test AC 3000V 10mA 2 Sec. between primary and secondary circuit. AC 1800V 10mA 2 Sec. between L & N and FG. 6-2. Insulation Test 500Vdc 3sec. between primary and secondary circuit. IR should ≧ 50MΩ 6-3. Leakage Current ≦ 750uA, at 240Vac/50Hz. 6-4.
7-0. Mechanical Characteristics. 7-1. Physical Size: 134.5mm (L) * 58.8mm (W) * 25.4mm (H) 7-2. Enclosure material: 94V-0 minimum. 7-3. Output Cable (Reference)：UL1185 ＃14 7-4. Vibration Test The vibration frequencies are set at 20Hz, with total amplitude of 1.5mm along the 3 directions namely X-Y-Z. The each direction should be vibrated for 60 minutes, after testing no abnormal electrical or mechanical should occur. 7-5. Drop Test (Referencing to CSA C22.2 No.
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