Name: S-250-12 single output SMPS 250W 12v 20a AC-DC 250W 12V switching power supply,
Brand: Leyu
Availability: InStock

Product Details

S-250-12 single output SMPS 250W 12v 20a AC-DC 250W 12V switching power supply

Advantages

1. Reply your inquiry in 24 working hours

2. Customized design is avalible, OEM and ODM are welcomed

3. Delivery the goods to our customers all over the world with speed and prscision

4. Offer customers the lowest price with high quality power supply

Spc & Details show

High efficiency, high reliability, low cost

Universal AC input / full range

100% full load burn-in test

Protections: Short circuit/ Over load/ Over voltage

PWM control and regulated
Forced air cooling by built in DC fan
Built-in cooling Fan ON-OFF control
Fixed switching frequency at 25 KHz
2 years warranty

SPECIFICATIONS
OUTPUT
Model	S-250-7.5	S-250-12	S-250-13.5	S-250-15	S-250-24	S-250-27	S-250-48
DC output voltage	7.5V	12V	13.5V	15V	24V	27V	48V
Output voltage error	±2%	±1%	±1%	±1%	±1%	±1%	±1%
Rated output current	33A	20A	18.5A	16.7A	10A	9A	5A
Output current range	0-33A	0-20A	0-18.5A	0-16.7A	0-10A	0-9A	0-5A
Wave and noise	200mVp-p	150mVp-p	150mVp-p	150mVp-p	150mVp-p	150mVp-p	240mVp-p
Inlet stability	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
Load stability	±1%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
DC output power	247.5W	240W	248W	250.5W	240W	243W		240W
Efficiency	75%	79%	79.00%	80.00%	81%	82%	84%
DC voltage adjustable range	6~9V	10~13.2V	12~15V	13.5~18V	20~26.4V	26~32V	41~56V
AC input voltage range	88~132VAC/176~264VAC selected by switch 47~63Hz;248~370VDC
Input current	5A/115V 2.5A/230V
Leakage current	<3.5mA/240VAC
PROTECTION
Over Load	105%~135%
Over Load	Protection type: Fold back current limiting, recovers automatically after fault condition is removed.
Over Voltage	115%~135%
Over Voltage	Protection type: hiccup mode, recovers automatically after fault condition is removed.
Over Temp.	RT3≥55℃ Fan On, ≤45℃ Fan Off, ≥80℃ Output Shutdown (5~7.5V)
	RT3≥65℃ Fan On, ≤55℃ Fan Off, ≥80℃ Output Shutdown (12~15V)
	RT3≥70℃ Fan On, ≤60℃ Fan Off, ≥85℃ Output Shutdown (24~48V)
ENVIRONMENT
Working Temp., Humidity	-10℃~+50℃; 20%~90%RH
Storage Temp., Humidity	-20℃~+85℃; 10%~95%RH
Vibration	10~500Hz, 2G 10min./1cycle, period for 60min, each along X, Y, Z axes
SAFETY
Withstand Voltage	I/P-O/P: 1.5KVAC I/P-FG: 1.5KVAC O/P-FG: 0.5KVAC
Isolation Resistance	I/P-O/P, I/P-FG, O/P-FG: 100M Ohms/500VDC
STANDARD
Safety Standard	Design refer to UL1950
EMC Standard	Design refer to EN55022, EN55024, EN61000
OTHERS
Dimension	21511550mm(LWH)
Weight	1Kg
Packing	20pcs/20Kg

NOTE
1.All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12” twisted pair-wire terminated with a 0.1μ & 47μ parallel capacitor. 3.Tolerance: includes set up tolerance, line regulation and load regulation

Performance testing

Certifications

Packaging & Shipping