BP5224-33_10

Data Sheet 3.3V/ 300mA Output Step-down DC/DC Converter(Non-isolated) BP5224-33 Absolute Maximum Ratings Parameter Input voltage Operating temperature Storage temperature Maximum surface temperature Maximum output current Symbol Vi Topr Tstg Tcmax Iopeak Dimensions (Unit : mm) Limits Unit V °C °C °C mA 18.1Max. 17.8Max. 9.7Max. BP5224-33 Marking side 1 2 4 5 6 0.5±0.1 3.3Max. 1.3±0.2 P=2.54±0.2 3.65Max. 6.05Max. 0.25±0.05 2.54x5=12.7(TYP.) Electrical Characteristics Symbol Parameter Input voltage Output voltage Output current Line regulation Load regulation Output ripple voltage Power conversion efficiency Min. Typ. Max. Unit V V mA V V Vp-p % Conditions DC 4.0±1.0 Derating Curve Derating Curve 350 Output Current Io(A) 300 250 200 150 100 50 0 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 Ambient Temperature Ta(°C) Vi=7 to 18V Io=0 to 300mA Conversion Efficiency Application Circuit BP5224-33 Pin No. 1 2 3 4 5 6 Function Input terminal Vi Input terminal Vi Skip GND GND Output terminal Vo 1 Be sure to use fuse for safety. 2 4 5 6 100 90 80 70 60 50 40 30 20 10 0 Conversion Efficiency (Ta=25°C, Vi=16V) 50 F1 VI C1 C2 Vo 100 150 200 250 300 Output Current Io(A) Load Regulation 4.0 3.8 3.6 3.4 3.2 3.0 2.8 2.6 2.4 2.2 2.0 0 50 Load Regulation (Ta=25°C) VI =7V Please verify operation and characteristics in the customer's circuit before actual usage. Ensure that the load current does not exceed the maximum rating. Output Voltage Vo(V) VI =16V External Component Specifications F1: FUSE C1: Input capacitor Be sure to use a fuse for safety. 100 150 200 250 Output Current Io(A) 300 C2: Output capacitor www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. 1/1 2010.03 - Rev. B