Meanwell RD85A (5V, 12V) 85W Dual Output Switching Power Supply
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RD-85A series is a 85W Dual-output enclosed type power supply with 38mm of low profile design. The AC input is 88~264VAC which could be directly supplied from the house supplied voltage. The output Voltages from SMPS will be +5V, +12V. The SMPS has high efficiency up to 78%, the design is of metallic mesh case which enhances the heat dissipation of RD-85A that the whole series operates from -25,°C through +70,°C. RD-85A has complete protection functions and 5G antivibration capability; it complies with international safety regulations such as UL62368-1, TUV EN62368-1. RD-85A series can be used for many purposes with the best performance from it.
Pinout
| Pin No. | Pin name | Description |
| 1,2 | AC/L&N | Supplied AC Voltage (88 ~ 264VAC) |
| 3 | FG | GND |
| 4,6 | COM | Negative for DC Outputs |
| 5 | V2(+V) | DC OUTPUT +12V |
| 7 | V1(+5V) | DC OUTPUT +5V |
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Feature
- Universal AC input/ Full range
- Protections: Short circuit/ Overload / Over voltage
- Cooling by free air convection
- LED indicator for power on
- 100% full load burn-in test
- All using 105,°C long life electrolytic capacitors
- Withstand 300VAC surge input for 5-second
- High operating temperature up to 70,°C
- Withstand 5G vibration test
- High efficiency, long life and high reliability
Applications
- Industrial automation machinery
- Industrial control system
- Mechanical and electrical equipment
- Electronic instruments, equipment or apparatus
- Household appliances
Specifications
| Model | RD-85A |
| Brand | Meanwell |
| DC Voltage (through two voltage channel) | +5V(V1) , +12V(V2), |
| Rated Current | V1-8A, V2-4A |
| Rated Power | 88W |
| Ripple & Noise | V1-80mVp-p , V2-120mVp-p |
| Voltage Adj. Range | CH1(V1): 4.75 ~ 5.5V |
| Voltage Tolerance | V1- ,±2.0% , V2- ,±5.0%, |
| Line Regulation | V1- ,±0.5% , V2- ,±1.0%, |
| Load Regulation | V1- ,±1.0% , V2- ,±3.0%, |
| Setup, Rise Time | 500ms, 20ms/230VAC, , , , 1200ms, 30ms/115VAC at full load |
| Hold Up Time | 100ms/230VAC, , , , , 18ms/115VAC at full load |
| Input Voltage Range | 88 ~ 264VAC, , , , , , , 125 ~ 373VDC (Withstand 300VAC surge for 5sec. Without damage) |
| Frequency Range | 47 ~ 63Hz |
| Efficiency | 78% |
| AC Current | 2.5A/115VAC, , , , , , 1.5A/230VAC |
| Over Load | 110 ~ 150% rated output power, Protection type : Hiccup mode, recovers automatically after fault condition is removed |
| Working Temperature | -25,°C to 70,°C |
| Working Humidity | 20~90% RH |
| Dimensions(L*W*H) | 159*97*38mm, |
| Country of Origin | China |
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