100vac input/2.5v-12v (250-360ma) output isolated high-power led driver for illumination BP5844 data sheet input voltage output voltage (limits) output voltage (no load) output current output control terminal voltage withstand voltage maximum surface temperature operating temperature range storage temperature range parameter symbol limits units vi vo vo io vctl bv tcmax topr tstg 170 12 12.5 378 12.5 1.8 105 -20 to +80 -25 to +85 v v v ma v kv c c c ? 1 maximum output current varies depending on ambient temperature. refer to the derating curve. ? 2 spike noise is not included in output ripple voltage. 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 c1 : input capacitor 10 f / 250v (general purpose) 47 f / 25v low impedance type c2 : output capacitor 0.78?(0.22?+0.56?)1% 1/4 (io=360ma) by changing r1 it is possible to adjust output voltage. refer the output voltage setting graph at right r1 : output current setting resistor use if required adove 125v 0.1 to 0.22 f c3,c4: noise reduction capacitor 2200pf(products with basic isolation certification) c5: noise reduction capacitor 400v / 1a d1: diode bridge use a fuse for safety. f1: fuse 10mh lf1: line filter a varistor is required to protect against lightning surges and static electricity. znr1: varistor units conditions v ma v vp-p % - vi=141v,r1=0.78 ? vi=141v,io=360ma vi=141v,io=360ma vi=141v,vo=12v,io=360ma input voltage range output current output voltage range output ripple voltage conversion efficiency parameter symbol typ. spec max. min. vi io vo vp 141 360 - - 85 170 378 12 0.5 - 113 342 2.5 - 80 pin no. 1 2 3 4,5 6-7 8 9 10 11 terminal name input terminal (+) skip input terminal (-) n.c skip output capacitor connection terminal (-) led connection terminal (cathode) led connection terminal (anode) vctl terminal dimensions (unit : mm ) derating curve output characteristics load regulation output voltage setting pwm dimming is possible by configuring a phase control circuit at the input side. c2 10k? d1 + + c1 lf1 c3 c4 c5 znr1 ac100v f1 r1 3 terminal reg(5v) pwm signal micro computer BP5844 1 3 8 9 11 10 in out com voh 9v pwm dimming by using the 11pin vf x n 9v led off voltage pwm signal h level pwm signal l level pwm signal freqency parameter symbol spec min. ty p. max. units conditions vol vctl(h) vctl(l) fosc 6.5 3 0 90 6.9 5 - 100 7.3 10 0.5 132 v v v khz voh 9v ?3 24.5max. marking side 4.0 1.0 33.5max. marking side 15.1max. 4.4max. 10.7max. 2.54 ? 10=25.4typ. 2.54 0.2 0.75 0.1 1.3 0.2 0.5 0.1 3.9max 1 3 4 5 8 9 10 11 derating curve 5 4 3 2 1 0 0 10 -30 -20 -10 20 4030 80706050 90 ambient temperature ta( c ) output power (w) operation range operation range output voltage vo[ v] operation range operation range conversion efficiency (vi=141v, r1=0.78 ? , ta=25 c ) 0 10 20 30 40 50 60 70 80 90 100 0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00 conversion efficiency [%] load regulation (vi=141v, r1=0.78 ? , ta=25 c ) 0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 0 100 200 300 400 500 600 output current io[ma] output voltage vo[v] operation range operation range output current-setting resistor characteristic 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0.24 0.26 0.28 0.30 0.32 0.34 0.36 0.38 output current(a) setting resistor : r1( ? ) ? 3 flickering may occur due to led load. please evaluate with the actual application to determine the frequency. how to calculate setting resistor r1 r1=0.13741/(0.91 x lo-0.151) lo : output current note) a maximum output current is set to 360ma. operation beyond this limit are prohibited. use a fuse for safety. output control terminal d1 + c1 lf1 c3 c4 c5 znr1 f1 r1 BP5844 1 3 8 9 11 10 ac100v absolute maximum ratings electrical characteristics application circuit example pwm dimming circuit phase control dimming circuit pwm dimming signal in case of using pwm or phase control dimming, please input the pwm signals at the vctl pin. ?1 ?2 1/1 2010.01 - rev.a www.rohm.com ?2010 rohm co., ltd. all rights reserved.
r1010 a www.rohm.com ? 2010 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. 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, commu- nication 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, redunda ncy, 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, aerospac e machinery, nuclear-reactor controller, fuel- controller 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.
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