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MiWi SP-320-12 Single Output PSU PFC function 110V/220V AC to 12v dc switching power supply
| Model | SP-320-3.3 | SP-320- 5 | SP-320-7.5 | SP-320-12 | SP-320-13.5 | SP-320-15 | SP-320- 24 | SP-320- 27 | SP-320- 36 | SP-320- 48 |
DC Output Voltage | 3.3V | 5V | 7.5V | 12V | 13.5V | 15V | 24V | 27V | 36V | 48V |
Iutput Voltage Error | ± 1% | ± 2% | ± 2% | ± 1% | ± 1% | ± 1% | ± 1% | ± 1% | ± 1% | ± 1% |
Rated Output Current | 55A | 55A | 40A | 25A | 22A | 20A | 13A | 11.7A | 8.8A | 6.7A |
Output Current Range | 0-55A | 0-55A | 0-40A | 0-25A | 0-22A | 0-20A | 0-13A | 0-11.7A | 0-8.8A | 0-6.7A |
Tripple And Noise | 150mVp-p | 150mVp-p | 150mVp-p | 150mVp-p | 150mVp- p | 150mVp-p | 150mVp- p | 200mVp- p | 220mVp- p | 250mVp- p |
Iniet Stability | ± 0.5% | ± 0.5% | ± 0.5% | ± 0.3% | ± 0.3% | ± 0.3% | ± 0.2% | ± 0.2% | ± 0.2% | ± 0.2% |
Tolerance Voltage | ± 1.5% | ± 1% | ± 1% | ± 0.5% | ± 0.5% | ± 0.5% | ± 0.5% | ± 0.5% | ± 0.5% | ± 0.5% |
DC Output Power | 181.5W | 275W | 200.25W | 300W | 300W | 297W | 300W | 312W | 315.9W | 321.6W |
| Efficiency | 74% | 79% | 83% | 86% | 86% | 86% | 87% | 88% | 87% | 89% |
Adjustable Range For DC Voltage | 3.14 ~ 3.63V | 4.5 ~ 5.5V | 6 ~ 9V | 11.4 ~ 13.2V | 12 ~ 15V | 13.5 ~ 18V | 20 ~ 26.4V | 26 ~ 31.5V | 32.4 ~ 39.6V | 41 ~ 56V |
AC Input Voltage Range | 85 ~ 264VAC 120 ~ 370VDC 47-63HZ | |||||||||
Power Factor | PF>0.95/230VAC PF>0.98/115VAC at full load | |||||||||
Input Current | 2.5A 115VAC 1.5A 230VAC(3.3V) 5A 115VAC 2.5A 230VAC | |||||||||
AC Inrush Current | Cold-Start Current: 20A/115VAC 40A/230VAC | |||||||||
Leakage Current | <1mA/240VAC | |||||||||
Overload Protection | 105%~150% rated output power ,Protection type : Constant current limiting, recovers automatically after fault condition is removed | |||||||||
Over Voltage Protection | 3.8 ~ 4.5V | 5.75 ~ 6.75V | 9.4 ~ 10.9V | 13.8 ~ 16.2V | 15.5 ~ 18.2V | 18 ~ 21V | 27.6 ~ 32.4V | 33.7 ~ 39.2V | 45 ~ 52.5V | 57.6 ~ 67.2V |
| Protection type : Shut down o/p voltage, re-power on to recover | ||||||||||
Over Temperature | 80℃± 5℃(70℃±5℃J 3.3V,5V only) (TSW1 : detect on heatsink of power transistor) | |||||||||
| Protection type : Shut down o/p voltage, recovers automatically after temperature goes down | ||||||||||
REMOTE CONTROL (OPTION) | CN1:4 ~ 10VDC POWER ON, <0 ~ 0.8VDC POWER OFF | |||||||||
Temperature Coefficient | ±0.03%/℃ (0 ~ 50℃) | |||||||||
Start, Rise, Hold time | 600ms, 30ms at full load ,hold time:20ms at full load | |||||||||
| Vibration | 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes | |||||||||
Withstand Voltage | I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC | |||||||||
Isolation Resistance | I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH | |||||||||
Working Temperature And Humidity | .-20~+65℃ (Refer to "Derating Curve"), 20 ~ 90% RH non-condensing | |||||||||
Storage Temperature And Humidity | `-40℃~+85℃, 10%~95%RH | |||||||||
Overall Dimension | 215*115*50mm | |||||||||
| MTBF | 207k hrs min. | |||||||||
Safety Standards | CE | |||||||||
EMC Standards | Compliance to EN61000-4-2,3,4,5,6,8,11, EN55024, light industry level, criteria A | |||||||||
| NOTE | 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature. pair-wire terminated with a 0.1uf & 47uf parallel capacitor. The final equipment must be re-confirmed that it still meets please refer to “EMI testing of component power supplies.” Please check the derating curve for more details. | |||||||||
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Company Profile
Packaging Details: Standard corrugated carton or customized as you requested.
Delivery Detail: 1~25 days depend on your quantity.

Yueqing Mingwei Electric Co., Ltd.
We sincerely welcome more friends to cooperate with us.
Q1:Are you a factory or trading company ?
A1:We are the real manufacturer which focus on power supply & push button switch since 2002,but not the trading factory for different kind of product.
Q2: What's your Lead time?
A2:The delivery time is 1~25 days which depend on detail item and quantity.
Q3: What kind of payment term do you accpet?
A3:T/T,L/C,Paypal,Western Union,MoneyGram,Escrow,O/A.
Q4: What’s your warranty terms?
A4: We offer 2 years warranty time .
Q5: Do you accept OEM?
A5: Yes.
Q6: Can we be your distributor?
A6: Yes,if your annuals sales much more than our other customers in your market that you can be our distributor.
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