BP5223

Data Sheet 5V/150mA Output Step-down DC/DC Converter(Non-isolated) BP5223 Absolute Maximum Ratings Parameter Input voltage Operating temperature range Storage temperature range Maximum surface temperature Maximum output current Symbol Vi Topr Tstg Tsmax Iopeak Limits Unit V °C °C °C mA Dimensions (Unit : mm) 17.0Max. 10.4Max. Mark Side 4.0±1.0 16.8Max. 1 34 5 0.5±0.1 1.3±0.2 P=2.54±0.2 0.25±0.05 5.25Max. 5.15Max. 3.25Max. 2.54 x 4=10.16 Electrical Characteristics Parameter Symbol Min. Input voltage range Output voltage Output current Line regulation Load regulation Output ripple voltage Power conversion efficiency Typ. Max. Unit V V mA V V Vpp % Conditions DC Vi=14V, Io=100mA Vi=14V Vi=8 to 18V, Io=100mA Vi=14V, Io=0 to 100mA Vi=14V, Io=100mA Vi=14V, Io=150mA Derating Curve Derating Curve 160 140 120 100 80 Operation Range 60 40 20 0 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 Ambient Temperature Ta(°C) Output Current Io(mA) Oscillation Frequency Oscillataion Frequency Characteristics 200 180 160 140 120 100 80 60 40 20 0 0 30 60 90 120 150 Output Current Io(mA) Oscillation Frequency (kHz) Application Circuit BP5223 Pin No. 1 2 3 4 5 Function Input terminal Vi Not used GND GND Output terminal Vo 1 3 4 5 Conversion Efficiency Io 90 80 70 60 50 40 30 20 10 0 0 Conversion Efficiency (Ta=25°C, Vi=12.0V) LIn Vi + C1 C3 C2 Vo Be sure to use fuse for safety. Please verify operation and characteristics in the customer's circuit before actual usage. Ensure that the load current does not exceed the maximum rating. External Component Specifications FUSE: fuse C1: Input capacitor Use a fast-acting fuse of 0.5A Output Voltage Vo(V) 30 60 90 120 Output Current Io(mA) 150 Load Regulation 6 5 4 3 2 1 0 0 50 100 150 200 Output Current Io(mA) 250 Load Regulation (Ta=25°C, Vi=12V) C2: Output capacitor Surface Temperature Increase C3: Noise removal capacitor 20 18 16 14 12 10 8 6 4 2 0 Surface Temperature Increase (Ta=25°C, Vi=12V) 0 30 60 90 120 Output Current Io(mA) 150 www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. 1/1 2010.03 - Rev. B