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Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 07/18/2012 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 1 of 4 DATASHEET Rev. B PSPSD-25 SERIES 88~264VAC Input Voltage Range Single Outputs 19.8~26.4 Watts Output Power AC/DC Switching Power Supplies

FEATURES

 Single Outputs  RoHS Compliant  Universal AC Input Range (Full Range)  Over Voltage, Over Load, and Short Circuit Protected  Wide Operating Ambient Temperature (-20°C to +70°C)  All Using 105°C Long Life Electrolytic Capacitors  19.8~26.4W Output Power  100% Full Load Burn-in Tested  Output Voltages Available from 3.3VDC to 24VDC  Dimensions: 3.11” x 2.01” x 1.13”  High Efficiency and High Reliability  ±10% Output Voltage Adjustability

DESCRIPTION

The PSPSD-25 series of AC/DC switching pow er supplies offers up to 26.4 Watts of output power in a 3.11” x 2.01” x 1.13” enclosed case. All models have a single output and a universal AC input voltage range of 88~264VAC. Some features include wide operating temperature range (-20°C to +70°C), ±10% output adjust ability, and over load, over voltage, and short circuit protection. These supplies are RoHS compliant and have UL/cUL, CB, and CE safety approvals. All models are 100% full load burn-in tested.

Rev. B PSPSD-25 Series Single Outputs 19.8~26.4 Watts AC/DC Switching Power Supplies Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 07/18/2012 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 2 of 4 SPECIFICATIONS: PSPSD-25 SERIES All specifications are based on 25°C, 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 88~264VAC Input Frequency 47~63Hz AC Current 3.3V output model: 0.35A max. 5V, 12V, 15V, & 24V output models: 0.7A max. Inrush Current Cold Start 20A typ. at 115VAC; 40A typ. at 230VAC OUTPUT SPECIFICATIONS Output Voltage See Table Voltage Accuracy 3.3V & 5V output models: ±2.0% 12V, 15V & 24V output models: ±1.0% Voltage Adjustment Range ±10% of rated output voltage Line Regulation ±0.5% Load Regulation 3.3V & 5V output models: ±2.0% 12V, 15V & 24V output models: ±1.0% Output Current See Table Ripple & Noise (See Note 1) See Table Setup Time < 2.0s at 115VAC and full load; < 1.0s at 230VAC and full load Hold Up Time > 14ms at 115VAC and full load; > 30ms at 230VAC and full load Temperature Coefficient ±0.03%/°C Overshoot and Undershoot < 5.0% PROTECTION Over Load Protection 105% ~ 150% of rated output power, hiccup mode, auto-recovery Over Voltage Protection 105% ~ 150% of rated output voltage, constant voltage Short Circuit Protection Long-term mode, auto-recovery GENERAL SPECIFICATIONS Efficiency (typical) See Table Primary to Secondary 3000VAC; ≤ 10mA Primary to PG 1500VAC; ≤ 10mA Withstand Voltage Secondary to PG 500VDC; ≤ 10mA Isolation Resistance ≥ 100MΩ Input to Output < 0.25mA Leakage Current Input to PG < 0.75mA ENVIRONMENTAL SPECIFICATIONS Operating Ambient Temperature -20°C to +70°C Storage Temperature -40°C to +85°C Working Humidity 20 ~ 90% RH (non-condensing) Storage Humidity 10 ~ 95% RH (non-condensing) Cooling Method Free air convection MTBF (MIL-HDBK-217F) > 100,000 hours @ 25°C and full load PHYSICAL SPECIFICATIONS Dimensions (L x W x H) 3.11 x 2.01 x 1.13 inches (79 x 51 x 28.8 mm) Packing 48PCS/CTN, 10.4Kgs, 0.03CBM SAFETY & EMC (See Note 2) Safety Standards UL60950-1, EN60950-1: 2006 EMI Conduction and Radiation Compliance to EN55022 (CISPR22) Class B Harmonic Current Complian ce to EN61000-3-2,-3 EMS Immunity Compliance to EN61000-4-2,3,4,5,6,8,11; ENV50204, light industry level, criteria A

Rev. B PSPSD-25 Series Single Outputs 19.8~26.4 Watts AC/DC Switching Power Supplies Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 07/18/2012 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 3 of 4 MODEL SELECTION TABLE Ripple & Noise (1) Efficiency Model Number Input Voltage Output Voltage Output Current -20°C~0°C 0°C~+70°C Output Power 115VAC 230VAC PSPSD-25-S3.3 3.3 VDC 6A 80mVp-p 80mVp-p 19.8W 70% 71% PSPSD-25-S5 5 VDC 5A 80mVp-p 80mVp-p 25W 75% 77% PSPSD-25-S12 12 VDC 2.1A 120mVp-p 120mVp-p 25W 80% 82% PSPSD-25-S15 15 VDC 1.7A 120mVp-p 120mVp-p 25.5W 81% 83% PSPSD-25-S24 88 ~ 264 VAC 24 VDC 1.1A 120mVp-p 240mVp-p 26.4W 83% 84% NOTES 1. Ripple & noise is measured at 20MHz bandwidth by using a 12" twisted pair-wire terminated with 0.1μF and 47μF capacitors in parallel. 2. The SPS is considered a component which will be installe d into final equipment. The final equipment must be re-confirmed that it still meets EMC directives. BLOCK DIAGRAM VI/P FG EMI FILTER RECTIFIERS FILTER POWER SWITCHING O.L.P. PWM CONTROL DETECTION CIRCUIT RECTIFIERS FILTER DERATING CURVE AMBIENT TEMPERATURE (°C) LOAD (%)

Rev. B PSPSD-25 Series Single Outputs 19.8~26.4 Watts AC/DC Switching Power Supplies Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 07/18/2012 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 4 of 4 MECHANICAL DRAWING LED1 CON1 0.55 (14) 2 - M3 0.41 (10.5) 2.17 (55) 3.11 (79) 1.0 (25.4) 2.01 (51) 1.13 (28.8) 2.62 (66.5) 1.13 (28.8) 0.07 (1.9) Unit: inches (mm) 0.47 (12) 0.46 (11.6) 3 4 2 - M3 2 1 SMPS Cover Assembly Screw Customer Plate L ≤ 3mm L +V5 -V4 N 2 L 1 1.61 (41) COMPANY INFORMATION Wall Industries, Inc. has created custom and modified units for over 50 years. Our in-house research and development engineers will provide a solution that exceeds your performance requirements on-time and on budget. Our ISO9001-2008 certification is just one example of our commitment to producing a high quality, well-documented product for our customers. Our past projects demonstrate our commitment to you, our customer. Wall Industries, Inc. has a reputation for working closely with its customers to ensure each solution meets or exceeds form, fit and function requirements. We will continue to provide ongoing support for your project above and beyond the design and production phases. Give us a call today to discuss your future projects. Contact Wall Industries for further information: Phone: (603)778-2300 Toll Free: (888)597-9255 E-mail: sales@wallindustries.com Web: www.wallindustries.com Address: 5 Watson Brook Rd. Exeter, NH 03833