Description
RD-125A series is a 125W Dual-output enclosed type power supply with 38mm of low profile design. The AC input is 88 ~ 132VAC / 176 ~ 264VAC (selected by switch) 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 82%, the design is of metallic mesh case which enhances the heat dissipation of RD-125A that the whole series operates from -25°C through +70°C. RD-125A has complete protection functions and 5G antivibration capability; it complies with international safety regulations such as UL62368-1, TUV EN62368-1. RD-125A 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 |
3 | FG | GND |
4,6 | COM | Negative for DC Outputs |
5 | V2(+V) | DC OUTPUT +12V |
7 | V1(+5V) | DC OUTPUT +5V |
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-125A |
Brand | Meanwell |
DC Voltage (through two voltage channel) | +5V(V1) , +12V(V2) |
Rated Current | V1-7.7A, V2-7.7A |
Rated Power | 130.9W |
Ripple & Noise | V1-80mVp-p , V2-120mVp-p |
Voltage Adj. Range | CH1(V1): 4.75 ~ 5.5V |
Voltage Tolerance | V1- ±5.0% , V2- ±7.0% |
Line Regulation | V1- ±1.0% , V2- ±2.0% |
Load Regulation | V1- ±3.0% , V2- ±4.0% |
Setup, Rise Time | 500ms, 20ms/230VAC 1200ms, 30ms/115VAC at full load |
Hold Up Time | 25ms/230VAC 30ms/115VAC at full load |
Input Voltage Range | 88 ~ 132VAC / 176 ~ 264VAC selected by switch 248 ~ 373VDC(Withstand 300VAC surge for 5sec. Without damage) |
Frequency Range | 47 ~ 63Hz |
Efficiency | 82% |
AC Current | 3A/115VAC 2A/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) | 199*98*38mm |
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