DATASHEET Rev. A DTA250 SERIES 90 ~ 264VAC Input 250 Watts, Single Output Active PFC, IEC-320-C14 AC Inlet AC/DC Desktop Power Supplies IEC-320-C14 AC Inlet FEATURES 250 Watts EMC Compliance, Safety Approvals Single Output UL60950-1, TUV EN60950-1, CB IEC 60950-1 Safety RoHS Compliant Approvals Output Voltages Available from 12VDC to 48VDC Meets CEC and Energy Star Level V Requirements 100% Burn-In and Hi-Pot Tested 40mm Cooling Fan with Fan Speed Control Wide Input Voltage Range: 90~264VAC, 47~63Hz IEC-320-C14 AC Inlet High Reliability Power Factor >0.9 at 115/230VAC and Full Load Over Voltage, Over Load, and Short Circuit Protection MTBF > 140,000 Hours DESCRIPTION The DTA250 series offers 250 watts of output power in a single output desktop power supply. All models have a 90~264VAC input voltage range, an IEC-320-C14 AC inlet, a 40mm cooling fan with fan speed control, and active PFC. Output voltages are available from 12 to 48VDC. This series has UL60950-1, TUV EN60950-1, and CB IEC 60950-1 safety approvals. All units are short circuit, over voltage, and over load protected. These supplies meet CEC and Energy Star Level V requirements. All models are also RoHS compliant and have been 100% burn-in and Hi-pot tested. 10/29/2010 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 1 of 4 Rev. A DTA250 Series Active PFC, Single Output 250W, IEC-320-C14 AC Inlet AC/DC Desktop Power Supplies SPECIFICATIONS: DTA250 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 90 ~ 264VAC (Full Range) Input Frequency 47 ~ 63Hz Input Current (rms) 3.5A at 90VAC max. 1.5A at 264VAC max. No Load Power Consumption < 500mW Power Factor > 0.9 at full load and 115/230VAC OUTPUT SPECIFICATIONS Output Current See Table Output Voltage See Table Voltage Regulation ±5% Output Power See Table Ripple & Noise (See Note 2) See Table Hold Up Time > 16ms typical at full load and 115VAC PROTECTION Short Circuit Protection Auto-recovery Over Voltage Protection Latch, AC recycle Over Load Protection Auto-recovery GENERAL SPECIFICATIONS Efficiency > 87% at half load and 115/230VAC ENVIRONMENTAL SPECIFICATIONS Operating Temperature -20°C to +40°C Storage Temperature -20°C to +85°C Humidity 10% to 90% MTBF > 140,000 hours at full load and 25°C ambient temperature Cooling 40mm cooling fan with fan speed control PHYSICAL SPECIFICATIONS Dimensions (L x W x H) 7.42 x 4.1 x 2.36 inches (188.5 x 104.5 x 60 mm) Net Weight 2.34 lbs (1060g) AC Input (See Note 1) IEC-320-C14 SAFETY & EMI Safety Standards UL 60950-1, CSA-C22.2 No.60950-1, TUV EN60950-1, CB IEC60950-1 EMI Standards FCC Class B, CISPR Class B, EN55022 Class B, CE All models meet CEC and Energy Star Level V requirements 10/29/2010 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 2 of 4 DTA250 Series Active PFC, Single Output 250W, IEC-320-C14 AC Inlet AC/DC Desktop Power Supplies Rev. A MODEL SELECTION TABLE Input Voltage Range Output Voltage Output Current Ripple & Noise (2) Output Regulation Output Power DTA250A4-1Y120E 12 VDC 20.83 A 240mVp-p ±5% 250W DTA250A4-1Y160E 16 VDC 15.63 A 300mVp-p ±5% 250W 19 VDC 13.16 A 300mVp-p ±5% 250W 20 VDC 12.5 A 300mVp-p ±5% 250W DTA250A4-1Y240E 24 VDC 10.42 A 300mVp-p ±5% 250W DTA250A4-1Y360E 36 VDC 6.94 A 300mVp-p ±5% 250W DTA250A4-1Y480E 48 VDC 5.21 A 300mVp-p ±5% 250W Model Number DTA250A4-1Y190E DTA250A4-1Y200E 90 ~ 264 VAC NOTES 1. All models have an IEC-320-C14 AC inlet. 2. Ripple and Noise is measured at 20MHz bandwidth with a tantalum 10µF in parallel with a 0.1µF ceramic capacitor. MECHANICAL DRAWINGS Unit: inches (mm) TOP 7.42 (188.5) AC INLET 4.11 (104.5) COOLING FAN AIRFLOW RUBBER FOOT X 4 2.36 (60.0) 0.05 (1.4) NOTES: 1. AC INLET: IEC-320-C14 STANDARD 2. BOX COLOR: BLACK 3. TOLERANCE: ±0.5mm LABEL SIDE Standard Output Cable 1. AWM 2464 # 16AWG / 6C + SHIELDING, UL 80°C 300V VW-1, 1000mm±30mm(min) for 16V~48V output; 800mm±30mm for 12V output. 2. Depends on customer’s requirements. 10/29/2010 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 3 of 4 Rev. A DTA250 Series Active PFC, Single Output 250W, IEC-320-C14 AC Inlet AC/DC Desktop Power Supplies 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, welldocumented 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: Toll Free: Fax: E-mail: Web: Address: 10/29/2010 (603)778-2300 (888)587-9255 (603)778-9797 [email protected] www.wallindustries.com 5 Watson Brook Rd. Exeter, NH 03833 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 4 of 4