Data Sheet 100VAC Input/−12VDC (200mA) Output Non-Isolated AC/DC Converter BP5090-12 Absolute Maximum Ratings 26.5MAX. Unit V °C °C °C mA 1 Max. −195 −13.2 200 0.20 0.20 0.20 − Unit V V mA V V Vp-p % Conditions DC(80 to 138VAC) Vi=−113 to −195V Io=0 to 200mA 0.25±0.05 1.3±0.2 4.45MAX. 5.55MAX. Derating Curve ∗1 ∗2 250 Derating Curve 200 150 100 50 0 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 Ambient Temperature Ta(°C) Switching frequency Pin No. 1 2 3 4 5 6 7 8 BP5090-12 Please note that pin No.8 side is input. 8 R1 FUSE C1 C3 5 3 L1 C2 2 1 - + Vo Conversion Efficiency Coil start 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 1.0A. C2: Output capacitor Rated voltage : More than 25V Capacitance : 100 to 470µF, low impedance type ESR : Less than 0.16Ω Rated ripple current : More than 0.58Arms Evaluate under actual operating conditions since it affects the output ripple voltage. Rated voltage : More than 250V Capacitance : 22 to 100µF Inductance : 820µH Rated current : More than 0.42A. Select components that do not easily get magnetically saturated at high temperature. R1: Noise removal resistor Resistance : 10 to 22Ω Power : More than 1/4W D1: Rectifier diode Peak reverse voltage : More than 400V Mean rectifying current : More than 1.0A Peak forward surge current : More than 20A Full-wave rectification can be used. ZNR: Varistor A varistor is required to protect against lightning surges and static electricity. www.rohm.com ©2010 ROHM Co., Ltd. All rights reserved. 1/1 Conversion Efficiency (Vi=−141V, Ta=25°C) 100 90 80 70 60 50 40 30 20 10 0 0 20 40 60 80 100 120 140 160 180 200 Output Current Io(mA) Load Regulation Output Voltage -Vo(V) -14.0 Load Regulation (Vi=−141V, Ta=25°C) -12.0 -10.0 -8.0 -6.0 -4.0 Maximum Io=200mA -2.0 0.0 0 100 200 300 400 Output Current Io(mA) 500 Surface Temperature Increase Temperature Rising ∆T(°C) C3: Noise removal capacitor Rated voltage : More than 250V Use a film or ceramic capacitor Capacitance : 0.1 to 0.22µF L1: Choke coil Switching frequency (Vi=−141V, Ta=25°C) 20 18 16 14 12 10 8 6 4 2 0 0 20 40 60 80 100 120 140 160 180 200 Output Current Io(mA) Conversion Efficiency η(%) Be sure to use fuse for safety. Function Common Output Power inductor Skip Power inductor Skip Skip Input Switching frequency -fsw(kHz) Application Circuit ZNR 8 0.5±0.1 2.54�7=17.78TYP Output Current Io(mA) Typ. −141 −12.5 − 0.04 0.03 0.07 82 ∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve. ∗2 Spike noise is not included in output ripple voltage. Vi 5 3 P=2.54±0.2 Symbol Min. Parameter Vi −113 Input voltage range Vo −11.5 Output voltage Io − Output current Vr − Line regulation Vl − Load regulation Vp − Output ripple voltage η 74 Conversion efficiency D1 2 3.25MAX Electrical Characteristics 10.0MAX. MARKING SIDE 4±1.0 Limits −195 −20 to +85 −25 to +105 100 200 MARKING SIDE Symbol Vi Topr Tstg Tsmax Io 21.5MAX. Parameter Input voltage Operating temperature range Storage temperature range Maximum surface temperature Output current Dimensions (Unit : mm) 40 35 30 25 20 15 10 5 0 0 Surface Temperature Increase (Vi=−141V, Ta=25°C) 20 40 60 80 100 120 140 160 180 200 Output Current Io(mA) 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. 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