1/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. system lens drivers for digital ca meras/slrs (single-lens reflex) 1-2ch lens drivers for slrs (single-lens reflex) bd65491fv,bd65492muv description the bd65491fv motor driver provides 1 full-on drive h-brid ge channel, while bd65492muv provides 2 full-on drive h-bridge channels. these lens driver seri es feature wide range operat ing from 1.8v and low power consumption by high switching speed in a compact surface mount package. features 1) low on-resistance power dmos output: full-on drive block with 0.35 ? typ. (bd65491fv) full-on drive block with0.9 ? typ. (bd65492muv) 2) range of motor power supply voltage: 1.8v to 16.0v 3) charge pump-less type with p-channel dmos for the upper side transistor 4) the highest performance in regard to switching speed, and 4-values selection turn on time: 150ns (bd65491fv), 200ns (bd65492muv) turn off time: 50ns(bd65491fv), 80ns(bd65492muv) 5) drive mode switch function 6) maximum output cu rrent for h-bridge: dc maximum 1.2a (bd65491fv), 1.0a (bd65492muv) peak maximum 4.0a (bd65491fv) 7) control input pins corresponding to the signal of 1.8v system 8) built-in uvlo (under voltage lockout protecti on) function and tsd (thermal shut down) circuit 9) standby current: 0 a typ. absolute maxi mum ratings parameter symbol ratings unit bd65491fv bd65492muv power supply voltage vcc -0.5 +7.0 -0.5 +7.0 v motor power supply voltage vm -0.5 +20.0 -0.5 +20.0 v control input voltage vin -0.5 vcc+0.5 -0.5 vcc+0.5 v power dissipation pd 870 *1 700 *2 mw 2200 *3 mw 3560 *4 mw junction temperature tjmax +150 +150 storage temperature range tstg -55 +150 -55 +150 h-bridge output current (dc) iout -1200 +1200 *5 -1000 +1000 *5 ma/ch h-bridge output current (peak *6 ) -3200 +3200 *6 ma/ch h-bridge output current (peak *7 ) -4000 +4000 *7 ma/ch *1 reduced by 6.96mw/ over 25 , when mounted on a glass epoxy board (70mm ? 70mm ? 1.6mm) *2 reduced by 5.6mw/ over 25 , when mounted on a glass epoxy 1-layer board (74.2mm ? 74.2mm ? 1.6mm). in surface layer copper foil area: 10.29mm 2. *3 reduced by 17.6mw/ over 25 , when mounted on a glass epoxy 4-layers board (74.2mm ? 74.2mm ? 1.6mm). in surface & the back layers copper foil area : 10.29mm2, in 2&3-layers copper foil area: 5505mm 2 . *4 reduced by 28.4mw/ over 25 , when mounted on a glass epoxy 4-layers board (74.2mm ? 74.2mm ? 1.6mm). in all 4-layers copper foil area: 5505mm 2 . *5 must not exceed pd, aso, or tjmax of 150 . *6 peak=100msec (duty Q 20%) *7 peak=10msec (duty Q 5%) no.11014eat05
technical note 2/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv ? ? ? ? ? ? ? ? ? ? ? ?
technical note 3/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv fig.1 definition of ac characteristic from control input to motor motion 1.0v 50% -50% 1.45v 0.5v 100% 0% -100% t on t off 50% -50% motor current control input t on t off t in t in
technical note 4/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv 85 85
technical note 5/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv ? ? ? ?
technical note 6/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv fig.17 bd65492muv application circuit ? ? ? ?
technical note 7/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv
technical note 8/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv
technical note 9/9 www.rohm.com 2011.02 - rev. a ? 2011 rohm co., ltd. all rights reserved. bd65491fv,bd65492muv (unit : mm) ssop-b16 4.40.2 6.40.3 1.150.1 9 8 16 1 0.10 0.65 0.3min. 5.00.2 0.220.1 0.150.1 0.1 ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand 2500pcs e2 () direction of feed reel 1pin (unit : mm) vqfn024v4040 0.08 s s 16 7 12 19 24 13 18 0.40.1 0.02 +0.03 - 0.02 1pin mark 2.40.1 c0.2 0.5 4.00.1 0.75 2.40.1 4.00.1 1.0max (0.22) 0.25 +0.05 - 0.04 ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand 2500pcs e2 () direction of feed reel 1pin
r1120 a www.rohm.com ? 2011 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 specied herein is subject to change for improvement without notice. the content specied 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 specications, 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 specied 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 specied herein is intended only to show the typical functions of and examples of application circuits for the produc ts. 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 specied in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, ofce-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specied 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, re or any other damage caused in the event of the failure of any product, such as derating, redundancy, re 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, 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 specied 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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