Data Sheet 220VAC Input/−12VDC (250mA) Output Non-Isolated AC/DC Converter BP5055-12 Absolute Maximum Ratings Dimensions (Unit : mm) Unit V C C Case temperature Tcmax 105 C Output current Iomax 1 Iomax 2 250 130 mA mA DC Refer to derating curve Ambient temperature + the module self-heating Tcmax PEAK value of current (Vi= to −420V) PEAK value of current (Vi=−420 to−600V) 3.25MAX. 0.07 0.05 0.08 77 Unit V V mA mA V V Vp-p % Conditions Vi=−240V to −420V Vi=−420V to −600V Vi=−240V to −600V lo=130mA lo=0 to 250mA Application Circuit Pin No. 1 2 3 4 5 6 7 8 9 10 BP5055-12 Vi ~ ZNR + + 4 6 10 FUSE C1 C2 8 A L1 C4 D1 C3 + V Function Input terminal : Vi(-311VDC) Skip Skip COMMON Skip Power inductor terminal Skip Power inductor terminal Skip Output terminal : Vo(-12.7VDC) Be sure to use fuse for safety. External Component Specifications C3: Output capacitor 4.35MAX. Use a quick-acting fuse (1A) above 450V, 22 to 100µF Ripple current 0.7Arms or greater above 30V, 220 to 1000µF, low impedance ESR:0.18Ω Max. Ripple current 0.65Arms or higher Capacitor impedance affects the output ripple voltage. Derating Curve 300 250 Vi=−240V to −420V 200 150 Vi=−420V to −600V 100 50 0 -20 -10 0 10 20 30 40 50 60 70 Ambient Temperature Ta( C) 80 90 Conversion Efficiency 100 90 80 70 60 50 40 30 20 10 0 0 Conversion Efficiency (Ta=25 C, Vi=-311V) 50 100 150 200 Output Current Io(mA) 250 Load Regulation Vo Please verify operation and characteristics in the customer's circuit before actual usage. Ensure that the load current does not exceed the maximum rating. FUSE: fuse C1, C2: Input capacitor Output Current Io(mA) Max. −600 −13.4 250 130 0.25 0.20 0.20 Conversion Efficiency (%) Typ. −311 −12.7 Output Voltage -Vo(V) Parameter Symbol Min. −240 Input voltage range −12.0 Output voltage Output current1 lo1 Output current2 lo2 Line regulation Load regulation Output ripple voltage Conversion efficiency 70 R1 0.25+0.05 5.55MAX. P=5.08+ 0.2 Derating Curve Electrical Characteristics D2 0.5+0.1 1.3 +0.2 2.54x9=22.86TYP. (Unless otherwise specified Ta=25°C, Vi=−311V, IO=250mA) 1 9.9MAX. 28.2MAX. Conditions Marking Side Limits −600 −20 to 80 −25 to 105 21.5MAX. Symbol Vi Topr Tstg 4.0 +1.0 Parameter Input voltage Operating temperature range Storage temperature range −13.5 −13.3 −13.1 −12.9 −12.7 −12.5 −12.3 −12.1 −11.9 −11.7 −11.5 −200 −250 −300 −350 −400 −450 −500 −550 −600 −650 Input Voltage Vi(V) Surface Temperature Increase Surface Temperature Increase 40 35 30 25 20 15 10 5 0 0 C4: Noise reduction capacitor Above 600V, 0.1 to 0.22µF Film or ceramic capacitor. Evaluate under actual operating conditions. L1: Power inductor Inductance:1.0mH, Rating current: above 0.74A Select components that do not easily get magnetically saturated at high temperature. Recommended part : C13-FR 1.0mH (MITSUMI) D1: Flywheel diode Output Current Io(mA) Above 1000V, current: above 1.0A Fast recovery diode Please note that both the switching and efficiency characteristics of the module are affected by this diode. Recommended products: UF4007 (VISHAY) Use a rectifying diode with a peak reverse voltage of 1kV or higher, an average rectification current of 1A or larger and a peak surge current of 20A or larger. When using a large capacitance input capacitor, select a component that endures the is strong against inrush current during power up. Full-wave rectification can be used. D2: Rectifier diode R1: Noise reduction resistor 10 to 22Ω, 1W Determine the ideal value through actual testing. 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 50 100 150 200 250 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. However, should you incur any damage arising from any inaccuracy or misprint of such information, ROHM shall bear no responsibility for such damage. The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by ROHM and other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. The Products specified in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, office-automation equipment, communication devices, electronic appliances and amusement devices). The Products specified in this document are not designed to be radiation tolerant. While ROHM always makes efforts to enhance the quality and reliability of its Products, a Product may fail or malfunction for a variety of reasons. Please be sure to implement in your equipment using the Products safety measures to guard against the possibility of physical injury, fire or any other damage caused in the event of the failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM shall bear no responsibility whatsoever for your use of any Product outside of the prescribed scope or not in accordance with the instruction manual. The Products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuelcontroller or other safety device). ROHM shall bear no responsibility in any way for use of any of the Products for the above special purposes. If a Product is intended to be used for any such special purpose, please contact a ROHM sales representative before purchasing. If you intend to export or ship overseas any Product or technology specified herein that may be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to obtain a license or permit under the Law. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http://www.rohm.com/contact/ www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. R1010A