PS25 25 Watt Power Supplies

	Universal AC input
	Protections:Short circuit/Over load/Over voltage/Over temperarure
	Low leakage current <0.5mA
	Cooling by free air convention
	Low cost
	Fixed switching frequency at 100KHz

Model Number	Output Voltage	Output Amps	Minimum Load Requirement	Load Regulation	Line Regulation	Ripple and Noise	Voltage Tolerance	Over Voltage Protection	DC Voltage Adjust (typ.)	Efficiency
PS25-3.3	3.3vdc	5 Amps	0~ 5Amps	±2.5%	±0.5%	80mVpk-pk (note 1)	3.0% (note 2)	3.8 ~ 4.46Volt(DC) Shut down o/p voltage,re-power	3.14~ 3.63Volt(DC)	66%
PS25-5	5vdc	5 Amps	0~ 5Amps	±2.0%	±0.5%	80mVpk-pk (note 1)	2.0% (note 2)	5.75 ~ 6.75Volt(DC) Shut down o/p voltage,re-power	4.75~ 5.5Volt(DC)	74%
PS25-7.5	7.5vdc	3.3 Amps	0~ 3.3Amps	±2.0%	±0.5%	80mVpk-pk (note 1)	2.0% (note 2)	8.6 ~ 10.1Volt(DC) Shut down o/p voltage,re-power	6.0~ 9.0Volt(DC)	76%
PS25-12	12vdc	2.1 Amps	0~ 2.1Amps	±1.0%	±0.3%	100mVpk-pk (note 1)	2.0% (note 2)	13.8 ~ 16.2Volt(DC) Shut down o/p voltage,re-power	10~ 13.2Volt(DC)	78%
PS25-13.5	13.5vdc	1.9 Amps	0~ 1.9Amps	±1.0%	±0.3%	100mVpk-pk (note 1)	2.0% (note 2)	15.5 ~ 18.2Volt(DC) Shut down o/p voltage,re-power	12~ 15Volt(DC)	78%
PS25-15	15vdc	1.7 Amps	0~ 1.7Amps	±1.0%	±0.3%	100mVpk-pk (note 1)	2.0% (note 2)	17.3 ~ 20.3Volt(DC) Shut down o/p voltage,re-power	13.5~ 18Volt(DC)	78%
PS25-24	24vdc	1.0 Amps	0~ 1.0Amps	±0.5%	±0.2%	240mVpk-pk (note 1)	2.0% (note 2)	27.6 ~ 32.4Volt(DC) Shut down o/p voltage,re-power	20~ 26.4Volt(DC)	79%
PS25-27	27vdc	0.9 Amps	0~ 0.9Amps	±0.5%	±0.2%	240mVpk-pk (note 1)	2.0% (note 2)	31~ 36.5Volt(DC) Shut down o/p voltage,re-power	26~ 31.5Volt(DC)	79%
PS25-48	48vdc	0.5 Amps	0~ 0.5Amps	±0.5%	±0.2%	350mVpk-pk (note 1)	2.0% (note 2)	55.2~ 64.8Volt(DC) Shut down o/p voltage,re-power	41~ 56Volt(DC)	79%

PS25 series

Input Specifications

Input Voltage Range	90 ~ 264VAC 120~370vdc
Frequency Range	47-63 Hz
Inrush Current	36 Amps (cold start)
Input Current	0.6 Amps@115VAC, 0.4 Amps@230VAC
Leakage Current	< 0.5mAmps / 240VAC
Harmonic Input Current	Compliance to EN61000-3-2,-3

Environmental Specifications

Operating Temperature	-10°C to +60°C (See Derate Curve)
Storage Temperature	-20°C to +85°C, 10~95% RH
EMI	Compliance to EN55022 (CISPR22) Class B
MTBF	576.4KHrs min,MIL-HDBK-217F(25°C)
Vibration	10~500Hz, 2G10min./1cycle, period for 60min. each along X, Y, Z axes
Cooling	free air convection
EMS	Compliance to EN61000-4-2,3,4,5 light Industry Level, Criteria A

General Specifications

Isolation	3000VAC
Isolation Input-Ground	1500VAC
Isolation Output-Ground	500VAC
Insulation Resistance	≥ 100MΩ / 500Volts(DC)
Efficiency	66%
Safety Approvals	UL60950-1, TUV EN60950-1 Approved

Size (mm)	107 x 61 x 28 mm
Size (Inches)	4.21”x 2.40 ”x 1.10”
Weight (g)	140g
Weight (oz)	4.94 oz

Output Specifications

Output Voltage	3.3vdc
Output Amps	5 Amps
Minimum Load Requirement	0~5Amps
Load Regulation	±2.5%
Line Regulation	±0.5%
Temperature Coefficient	0.03% / °C (0-50°C)
Ripple and Noise	80mVpk-pk (note 1)
Voltage Tolerance	3.0% (note 2)
Over Voltage Protection	3.8 ~ 4.46Volt(DC) Shut down o/p voltage,re-power
Over Current Protection	Above 105% rated output power Hiccup mode, auto recover
Over Temperature Protection	Tj 135°C typ (U1) Detec on main control IC Shut down o/p voltage, auto recover after cool down
Rise Time	200mS, 20mS /230VAC 200mS, 30mS /115VAC
Hold Up Time	100mS /230VAC 20mS /115VAC
DC Voltage Adjust (typ.)	3.14~3.63Volt(DC)

Physical Specifications

Notes

All specifications are typical at nominal input, full load, and 25°C unless otherwise noted

Astrodyne products are not authorized or warranteed for use as critical components in life support systems, equipment used in hazardous environments, nuclear controls systems, or other mission-critical applications.

PS25 25 Watt Power Supplies

Power Supply Search