BP5324A_10

Data Sheet 12V/250mA Output Isolated DC/DC Converter BP5324A Absolute Maximum Ratings Parameter Input voltage Maximum output current Operating temperature range Storage temperature range Isolation voltage Symbol Vi Iopeak Topr Tstg VISO Limits 7 250 −25 to +80 −25 to +85 500 Unit V mA °C °C Vrms Dimensions (Unit : mm) 38.5Max. 13.6Max. Mark Side 4.0±1.0 27.0Max. 12 45 3.25Max. P=2.54±0.2 8 10 11 12 0.5±0.1 1.3±0.2 4.55Max. 0.25±0.05 9.05Max. 2.54x11=27.94 Electrical Characteristics Symbol Min. 4.5 Vi Input voltage range 11.4 Vo Output voltage 0 Io Output current − VL Line regulation − VR Load regulation − Vp Output ripple voltage 65 η Power conversion efficiency Parameter Typ. 5.0 12.0 − 0.01 0.23 0.03 74 Max. 5.5 12.6 250 0.05 0.5 0.15 − Unit V V mA V V Vpp % (Ta=25°C) Conditions Vi=5V, Io=250mA ∗1 Vi=5V Vi=4.5 to 5.5V, Io=200mA Vi=5V, Io=0 to 250mA ∗2 Vi=5V, Io=250mA Vi=5V, Io=250mA ∗2 Derating Curve Derating Curve Output Current Io(mA) 300 250 200 150 100 50 0 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 Ambient Temperature Ta(°C) Operation Range ∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve. ∗2 Please refer to Load regulation, Conversion efficiency. Conversion Efficiency 90 80 70 60 50 40 30 20 10 0 0 Conversion Efficiency η(%) Conversion Efficiency (Ta=25°C, Vi=5V) Application Circuit BP5324A Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 Function Input terminal (5V) Input terminal (5V) Not used Input terminal (0V) Input terminal (0V) Not used Not used Output GND terminal Not used Capacitor connect Output terminal Output terminal 0.05 0.1 0.15 0.2 0.25 0.3 0.35 Output Current Io(A) F1 12 45 8 10 11 12 Vo VI C1 C2 C4 C3 Use a 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 Components Settings F1 : Fuse C1: Input Capacitor C2: Output Capacitor C3: Output Capacitor C4: Noise Reduction Capacitor Use a 2.5A fuse Capacitance : 100 to 220µF Rated voltage : 16V or higher . Capacitance : 100µF, Rated voltage : 25V or higher. Capacitance : 100 to 470µ, Rated Voltage : 25V or higher. Capacitance : 4700 to 0.1µF, Rated Voltage : AC500V or higher. www.rohm.com ©2010 ROHM Co., Ltd. All rights reserved. 1/1 2010.01 - Rev.A Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. Great care was taken in ensuring the accuracy of the information specified in this document. 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