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PSS25 Datasheet, PDF (1/3 Pages) Wall Industries,Inc. – 25 Watt Single Output AC/DC Power Supply
FEATURES
● 2 Year Warranty
● Approvals: UL/TUV/CE
● Low Cost, High Reliability
● Fixed Switching Frequency
● Compact Size, Light Weight
● 100% Full Load Burn-In Test
● Cooling by Free Air Convection
● Universal AC Input / Full Range
● Built-In EMI Filter, Low Ripple and Noise
● High Efficiency, Low Working Temperature
● Short Circuit, Overload, and Over Voltage Protected
PSS25 Series
25 Watt
Single Output
AC/DC Power Supply
SPECIFICATIONS: PSS25 Series
All specifications are based on 25oC, Nominal Input Voltage, and Maximum Output Current unless otherwise noted.
We reserve the right to change specifications based on technological advances.
INPUT SPECIFICATIONS
Input Voltage Range
85 ~ 264VAC or 120 ~ 370VDC
Input Frequency
47 to 63Hz
AC Current (typical)
0.6A @ 115VAC
0.35A @ 230VAC
Inrush Current (typical)
Cold Start 13A @ 115VAC 25A @ 230VAC
Leakage Current
< 0.75mA @ 240VAC
OUTPUT SPECIFICATIONS
Output Voltage
See Table
Output Power
See Table
Voltage Tolerance (See Note 3)
PSS-25-5: ±2.0%; Other Models: ±1.0%
Voltage Adjustment Range
See Table
Line Regulation
±0.5%
Load Regulation
PSS-25-5: ±1.0%; Other Models: ±0.5%
Output Current
See Table
Ripple & Noise (max) (See Note 2)
PSS-25-5: 50mVp-p; Other Models: 100mVp-p
Setup, Rise Time
300ms, 50ms @ 230VAC 800ms, 50ms @ 115VAC and full load
Hold Up Time (typical)
90ms @ 230VAC 12ms @115VAC and full load
Temperature Coefficient
±0.03%/°C (0 ~ 50°C)
PROTECTION
Over Voltage Protection
115% to 135% (See Table)
Protection Type: Hiccup mode, recovers automatically after fault condition is removed.
Overload Protection
105 ~ 150% rated output power
Protection Type: Hiccup mode, recovers automatically after fault condition is removed.
GENERAL SPECIFICATIONS
Switching Frequency
56KHz
Efficiency
See Table
Withstand Voltage
3000VAC (Input to Output), 1500VAC (Input to FG), 500VAC (Output to FG)
Isolation Resistance
100MΩ/500DC (Input to Output, Input to FG, and Output to FG)
ENVIRONMENTAL SPECIFICATIONS
Working Temperature
-10°C to +60°C (refer to output load derating curve)
Storage Temperature
-20°C to +85°C
Working Humidity
20 ~ 90% RH non-condensing
Storage Humidity
10 ~ 95% RH
Cooling
Free air convection
Vibration
10 ~ 500Hz, 2G 10min./1 cycle, 60min each along X, Y, Z axes.
MTBF
> 330,800 hours min. @ 25°C (MIL-HDBK-217F)
PHYSICAL SPECIFICATIONS
Weight
370 grams
Dimensions
98.5(L) x 97(W) x 36(H) mm
SAFETY & EMC
Safety Standards
UL1012, TUV EN60950-1 Approved
EMI Conduction & Radiation
Compliance to EN55022 (CISPR22) Class B
Harmonic Current
Compliance to EN61000-3-2,-3
EMS Immunity
Compliance to EN61000-4-2,3,4,5; ENV50204, EN55024, Light industry level, criteria A
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797