DC/DC Converters International Power Sources, Inc. 260 Hopping Brook Road Holliston, Massachusetts 01746 Tel. (508) 429-4440 Fax (800) 226-2100 http://www.intlpower.com BA/BC Series: 1.5 - 6.0 Watts Single and Dual Outputs FEATURES • Input π Filter • Fully Regulated Outputs • Industry Standard Pinouts • 5, 12, 24, 28, and 48 VDC Inputs • Ripple and Noise Less Than 50mVpp • Input/Output Isolation Ordering Guide: Series/Input Code/Output Code Example: BC302 - BC Series, 24 Volt Input, 12 Volt Output @ 0.47A Input Code Series BA BC Output Code 01 02 03 04 05 Output 1.5 Watts 5-6 Watts Output Voltage(s) 5 VDC 12 VDC 15 VDC ±12 VDC ±15 VDC 20 1 2 3 4 5 Input Voltage BA/BC Series 5 V Nominal 12 V Nominal 24 V Nominal 28 V Nominal 48 V Nominal BA Series Output Current(s) 300 mA 125 mA 100 mA ±60 mA ±50 mA BC Series Output Current(s) 1.00 A 0.47 A 0.40 A ±0.23 A ±0.19 A Electrical Specifications All specifications typical at nominal line, full load and 25°C Output Specifications: Output Voltage Accuracy Line Regulation (Full Input Range) Load Regulation (10% to 100% Load) Ripple and Noise (DC-20MHz) Temperature Coefficient Short Circuit Protection BA BC ±4% 0.3% 0.5% ±1% 0.02% 0.05% 50 mVpp* 0.02%/°C Short Term Input Specifications: Input Voltage Range Input Filter ±10% See Table š Network General Specifications: Switching Frequency Efficiency Isolation Voltage Isolation Capacitance/Resistance Weight 25 kHz. 65% Typical 500 VDC 30 pF/100MΩ 14g/0.5 oz. 80pF/100MΩ 60g/2.2 oz. Environmental Specifications: Operating Temperature Storage Temperature -25°C. to +71° C -40°C. to +100°C. * Reduced to 20 mVpp with 15µF Tantalum Capacitor Across Outputs. BA Series: BC Series: (BOTTOM VIEW) Pin 1 2 3 10 11 12 13 14 15 22 23 24 Single Dual + V Input NC* NC* - V Output + V Output - V Input - V Input + V Output - V Output NC* NC* + V Input + V Input - V Input Common Common + V Output - V Input - V Input + V Output Common Common - V Output + V Input Input Voltage Range vs. Percentages of Rated Output Load (BC Series Only) Nominal Input Voltage Rated Output Load 60% 80% 100% 5 4.3 - 6.5 4.4 - 6.0 4.5 - 5.5 12 10.5 - 15.6 10.6 - 14.4 10.8 - 13.2 24 21.2 - 31.2 21.4 - 28.8 21.6 - 26.4 28 22.8 - 36.4 24.2 - 33.6 25.2 - 30.8 48 42.2 - 62.4 42.8 - 57.6 43.2 - 52.8 All dimensions in inches (mm) * NC (No Connection) on single Output Models 21