B7 Series 10 to 15 Watt Isolated DC-DC Converter Single / Dual Output 1. Features : ! Wide 2：1 Input Range ! Low Ripple and Noise ! Input / Output Isolation 1.5K Vdc or 3K Vdc ! 100 % Burn-In ! Input π- Filter ! Custom Design Available 2. Absolute maximum ratings： ： ( Exceeding these values may damage the module. These are not continuous operating ratings ) Parameter Input Absolute Voltage Range Output Short circuit duration Reverse Polarity Input current Limit Operating temperature Condition Min. Typ. Max. 12V Input Model -0.7 12 22.5 24V Input Model -0.7 24 45 48V Input Model -0.7 48 90 Nominal Input Range Vdc Indefinite & Auto-Restart --- --- --- 1 Output Full Load -25 --- +71 -55 --- +105 Storage temperature Unit A ℃ 3. Nominal Input / Output Electrical Specifications : ( Specifications typical at Ta = +25℃, nominal input voltage, rated output current unless otherwise noted ) Parameter Input Voltage Range Line Regulation Load Regulation Condition Min. Typ. Max. 12V Input Model 9 12 18 24V Input Model 18 24 36 48V Input Model 36 48 72 Output full Load --- --- ± 0.5 Single Output Model --- --- ± 0.5 Dual Output Model Output Voltage Accuracy Output Voltage Balance Switching Frequency Isolation Resistance Isolation Capacitance Vdc % Nominal Input --- ± 1.0 ± 2.0 Dual Output at same Load --- --- ± 1.0 --- 250 --- KHz --- ± 0.01 ± 0.02 %/ ℃ Standard Series 1500 --- --- High Isolation Series 3000 --- --- 500 Vdc 1000 --- --- MΩ 1 KHz / 250 mV rms --- 350 --- pF Nominal Input Temperature Coefficient Isolation Voltage ±2 Unit BOTHHAND USA. http://www.bothhand.com Vdc B7 Series 10 to 15 Watt Isolated DC-DC Converter Single / Dual Output 4. Single Output Selection Guide： ： ( Specifications typical at Ta = +25 ℃, Nominal input voltage, Rated output current unless otherwise noted ) Input Output Output Input Current Input Current Output Load Voltage Voltage Current @ No Load @ Max. Load Ripple Regulation (mA) Max (mA) Typ. (mA) Typ. (mV) Max. (%) Max. 3.3 2500 20 870 50 ± 0.5 79 5.0 2000 25 1042 50 ± 0.5 80 5.0 2000 13 514 50 ± 0.5 81 12.0 800 15 482 100 ± 0.5 83 5.0 2000 7 260 50 ± 0.5 80 5.0 3000 22 1582 50 ± 0.5 79 12.0 1250 30 1543 100 ± 0.5 81 5.0 3000 17 781 50 ± 0.5 80 12.0 1250 20 762 100 ± 0.5 82 5.0 3000 12 396 50 ± 0.5 79 12.0 1250 15 381 100 ± 0.5 82 Bothhand Efficiency Model No. (%) Typ. (Vdc) (Vdc) 10 W Single output Series： B7-123R3S10 9 ~ 18 B7-1205S10 B7-2405S10 18 ~ 36 B7-2412S10 B7-4805S10 36 ~ 72 15 W Single output Series： B7-1205S15 9 ~ 18 B7-1212S15 B7-2405S15 18 ~ 36 B7-2412S15 B7-4805S15 36 ~ 72 B7-4812S15 B7-xxxxSxx Notes： 1. Standard output Voltage is 3.3V, 5V, 9V, 12V, 15V, 2. Suffix “H” for 3K Vdc Isolation. ( B7-xxxxSxxH ) B7-xxxxSxx is for Customer Design. Mechanical：( Single O/P ) Units : mm ( inch ) + Tolerance : .xx ± 0.25 ( ± 0.01 ) BOTHHAND USA. http://www.bothhand.com B7 Series 10 to 15 Watt Isolated DC-DC Converter Single / Dual Output 5. Dual Output Selection Guide： ： ( Specifications typical at Ta = +25 ℃, Nominal input voltage, Rated output current unless otherwise noted ) Input Output Output Input Current Input Current Output Load Voltage Voltage Current @ No Load @ Max. Load Ripple Regulation (Vdc) (Vdc) (mA) Max (mA) Typ. (mA) Typ. (mV) Max. (%) Max. ± 5.0 ± 1000 27 1068 50 ±2 78 ± 5.0 ± 1000 18 527 50 ±2 79 ± 15.0 ± 325 20 495 120 ±2 82 ± 5.0 ± 1000 12 260 50 ±2 80 ± 15.0 ± 325 15 254 120 ±2 80 ± 5.0 ± 1500 27 1603 50 ±2 78 ± 12.0 ± 625 32 1563 100 ±2 80 ± 5.0 ± 1500 20 791 50 ±2 79 ± 12.0 ± 625 22 772 100 ±2 81 ± 5.0 ± 1500 12 396 50 ±2 79 ± 15.0 ± 500 15 381 120 ±2 82 Bothhand Efficiency Model No. (%) Typ. 10 W Dual output Series： B7-1205D10 9 ~18 B7-2405D10 18 ~ 36 B7-2415D10 B7-4805D10 36 ~ 72 B7-4815D10 15 W Dual output Series： B7-1205D15 9 ~ 18 B7-1212D15 B7-2405D15 18 ~ 36 B7-2412D15 B7-4805D15 36 ~ 72 B7-4815D15 B7-xxxxDxx Notes： 1. Standard output Voltage is 3.3V, 5V, 9V, 12V, 15V, 2. Suffix “H” B7-xxxxDxx is for Customer Design. for 3K Vdc Isolation. ( B7-xxxxDxxH ) Mechanical：( Dual O/P ) Units : mm ( inch ) Tolerance : .xx ± 0.25 + ( ± 0.01 ) BOTHHAND USA. http://www.bothhand.com