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DC/DC switch power supply with ce rohs approved 15w transformer

WeHo’s SD-15 series Power supply is dc to dc switching power suppy

Which with copper coil transformer and provide each and safe to install,and Switching Power Supply Power Driver is designed with strong filter magnetic ring capacitor, more powerful

Advantage Material: For all switching Power Supplies,
Faithful Brand adopts pure copper materials for Power inductors & Main transformers & IC Transformers. And we make transformers and power inductors by pure coppers all by ourselves, in order to make sure the materials using pure copper to keep the high efficiency of power supply working performance and reducing the cost of power supply.

We make transformers and power inductors by pure coppers all by ourselves,

We are manufacturer of power supply for 15years

weho Stocks each month: common models 150000 sets, quick delivery;

Wide working Temperature Range:  within -10′ C- +50′ C

Customized labels based on MOQ 100pcs.

Universal AC input/Full range(up to 264VAC)

100% full load burn-in test

MODEL SD-15-05 SD-15-12 SD-15-24
OUTPUT DC VOLTAGE 5V 12V 24V
RATED CURRENT 3A 1.25A 0.625A
CURRENT RANGE 0~3A 0~1.25A 0~0.625A
RATED POWER 15W 15W 15W
RIPPLE&NOISE(max)Note.2 100mVp-p 120mVp-p 150mVp-p
VOLTAGE ADJ.RANGE 4.75~5.5VDC 10.5~13.2VDC 21.6~25.4VDC
VOLTAGE TOLERANGE Note.3 ±2.0% ±1.0% ±1.0%
LINE REGULATION ±0.5% ±0.3% ±0.2%
LOAD REGULATION ±0.5% ±0.3% ±0.2%
SETUP,RISE,HOLD UP TIME 2.5s, 25ms ,…..12VDC/24VDC/48VDC at full load
INPUT VOLTAGE RANGE A: 9.2~18VDC  B: 18~36VDC  C:36~72VDC
EFFICIENCY(Typ.) 68% 76% 75% 72% 76% 79% 70% 77% 78%
DC CURRENT(Typ.) 1.9A/12VDC          0.9A/24VDC      0.45A/48VDC
PROTECTION OVER LOAD 105~160% rated output power
Protection type :Hiccup mode ,recovers automatically after fault condition is removed
OVER VOLTAGE 5.75~6.75V 13.8~16.2V 27.6~32.4V
Protection type : shut down o/p voltage,re-power on to recover
ENVIRONMENT WORKING TEMP. ~10~+60°C(Refer to output load derating curve)
WORKING HUMIDITY 20~90%RH non-condensing
STORAGE TEMP,HUMIDITY ~20~+85°C ,10~95%RH
TEMP.COEFFICIENT ±0.03%/°C(0~50°C)
VIBRATION 10~500HZ , 2G 10min./1cycle,60min.each along X,Y,Z axes
SAFETY&EMC(Note4) WITHSTAND VOLTAGE I/P~O/P: 2KVAC   I/P-FG:1KVAC   O/P-FG:0.5KVAC
ISOLATION RESISTANCE I/P~O/P,I/P~FG,O/P~FG:100M Ohms/500VDC/25°C/70% RH
EMI CONDUCTION&RADIATION Compliance to EN55022(CISPR22) CLASS B
EMS IMMUNITY Compliance to EN61000-4-2,3,4,6,8:ENV50204,EN55024,light industry level ,criteria A
OTHERS DIMENSION 78*51*28mm(L*W*H)
PACKING 0.18kg,60 PCS/11.8kg

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