SUPERWORLD ELECTRONICS SW3R WSM Series – 3W Wide Input Single & Dual SMD DC-DC Converter SW3R WSM PRODUCT RANGE Model FEATURES • • • • • • • • • • Industry std 24-pin SMD package Wide Input Ranges 18-36 & 36-75 Vdc Single & Dual 1500Vdc Isolated Outputs Operating Temp Range –40oC to 100oC High Efficiencies to 85% Continuous Short Circuit Protection Undervoltage Lock-out Metal Casing 2 Year Warranty Internal Input and Output Filtering SW3R24S03WSMF SW3R24S05WSMF SW3R24S09WSMF SW3R24S12WSMF SW3R24S15WSMF SW3R24D03WSMF SW3R24D05WSMF SW3R24D09WSMF SW3R24D12WSMF SW3R24D15WSMF SW3R48S03WSMF SW3R48S05WSMF SW3R48S09WSMF SW3R48S12WSMF SW3R48S15WSMF SW3R48D03WSMF SW3R48D05WSMF SW3R48D09WSMF SW3R48D12WSMF SW3R48D15WSMF Vin (Vdc) 18-36 18-36 18-36 18-36 18-36 18-36 18-36 18-36 18-36 18-36 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 Vout (Vdc) 3.3 5 9 12 15 ± 3.3 ±5 ±9 ± 12 ± 15 3.3 5 9 12 15 ± 3.3 ±5 ±9 ± 12 ± 15 Iout (mA) 909 600 333 250 200 ± 454 ± 300 ± 167 ± 125 ± 100 909 600 333 250 200 ± 454 ± 300 ± 167 ± 125 ± 100 Iin (rated) (mA) 165 150 150 150 135 83 75 75 75 68 165 150 150 150 135 83 75 75 75 68 Eff. (%) 76 80 82 83 85 74 78 80 82 84 76 80 82 83 85 74 78 80 82 84 DESCRIPTION The SW3R WSM Series is a 1500Vdc isolated range of single and dual output 3W DC-DC converters, designed with a 2:1 input voltage range and ideal for use in a whole variety of telecoms, industrial and distributed power applications. In an industry standard surface mount packages (33 x 16 x 11 mm), the SW3R WSM is fully encapsulated in a non-flammable plastic case (meeting UL 94V-0) and is designed to meet EN60950 and UL1950 safety standards. Continuous SC protection and UVLO are some of the many SW3R WSM features. MECHANICAL SPECIFICATION Pin 1 2 3 10 11 12 13 14 15 22 23 24 Singles -Vin -Vin NC -Vout NC -Vou +Vout NC -Vout NC +Vin +Vin Dual -Vin -Vin NC Common NC -Vout +Vout NC Common NC +Vin +Vin SW3R WSM Series Product Datasheet SW3R24S03WSMF www.superworld.com.sg 1 of 2 SW3R WSM INPUT SPECIFICATIONS PARAMETER CONDITIONS MIN TYPICAL MAX Input Current (No Load) Voltage Range All models SW3R24 SW3R48 18 36 20 24 48 36 75 Transient Input Voltage (1msec) SW3R24 SW3R48 Undervoltage Lockout (SW3R24) On Off On Off Undervoltage Lockout (SW3R48) UNITS mA Vdc 50 100 Vdc 17.5 Vdc 16 34.5 32.5 Reflected Ripple Current 35 mAp-p SW3R WSM OUTPUT SPECIFICATIONS PARAMETER CONDITIONS Rated Power All models Voltage Setpoint Accuracy Line Regulation Load Regulation Ripple & Noise Current Limit Output Overvoltage Clamp Temperature Coefficient Short Circuit Protection MIN TYPICAL 1% change in Vin (10% load to rated load) BW = DC to 20MHz MAX UNITS 3.0 W ±5 ± 0.5 ±2 % % ±1 ±3 1% p-p 120% x Iout 3.6 120 % 1 W % Vout %/ oC second MAX UNITS ± 0.008 SW3R WSM GENERAL CHARACTERISTICS PARAMETER CONDITIONS MIN Temperature Temperature (Ambient) Temperature (Case) Storage -25 -40 -40 Isolation Test Voltage Resistance Capacitance Leakage Current 1500 10 Isolation Switching Frequency MTTF (Ta = 25 oC) Weight TYPICAL MIL-HDBK-217E 70 100 100 o C C o C o Vdc GΩ pF 20 20 150 450000 20 µArms kHz hrs g Refer to Medium Power Application Note 1 for additional Performance Curves & Data Superworld Electronics (S) Pte Ltd 16 New Industrial Road #06-01 to 08 Hudson TechnoCentre Singapore 536204 Tel : (65) 6298 2866 Fax : (65) 6298 8900 Email : [email protected] SW3R WSM Series Product Datasheet www.superworld.com.sg 2 of 2