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| 1/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. power management switch ics for pc s and digital consumer products load switch ics for portable equipment bd6528hfv,BD6529GUL description power switch for memory card slot (bd6528hfv, BD6529GUL) is a high side switch ic having one circuit of n-channel power mosfet. this switch ic achieves on resistance of 100m ? with BD6529GUL; and 110m ? with bd6528hfv. operations from low input voltage (vin Q 2.7v) is possible; made for use of vari ous switch applications. bd6524hfv is available in a space-saving hvsof6 package. BD6529GUL is available in a space-saving vcsp-6 package. features 1) single channel of low on-resistance (typ. = 100m ? ) n-channel mosfet built in 2) 500ma output current 3) low voltage switch capability 4) soft-start function 5) output discharge circuit 6) reverse current flow blocking at switch off 7) hvsof6 package for bd6528hfv vcsp50l1 package for BD6529GUL applications memory card slots of mobile phone, digit al still camera, pda, mp3 player, pc, etc. line up matrix part number on resistance output current discharge circuit logic control input package bd6528hfv 110m 500ma high hvsof6 1.6 x 3.0 mm BD6529GUL 100m 500ma high vcsp50l1 1.5 x 1.0 mm absolute maximum ratings parameter symbol ratings unit supply voltage v dd -0.3 6.0 v vin voltage v in -0.3 6.0 v en voltage v en -0.3 v dd + 0.3 v vout voltage v out -0.3 6.0 v storage temperature t stg -55 150 power dissipation pd 849 *1 (bd6528hfv) mw 575 *2 (BD6529GUL) *1 mounted on 70mm * 70mm * 1.6mm glass-epoxy pcb. derating: 6.8mw / at ta > 25 *2 mounted on 50mm * 58mm * 1.75mm glass-epoxy pcb. derating: 4.6mw / at ta > 25 * this product is not designed for protection against radioactive rays. * operation is not guaranteed. operating conditions parameter symbol ratings unit min. typ. max. operating voltage v dd 2.7 3.3 4.5 v switch input voltage vin 0 1.2 2.7 v operation temperature topr -25 25 85 output current ilo 0 - 500 ma no.11029ect19
technical note bd6528hfv,BD6529GUL 2/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. ? ? ? ? ? ? ? ? ? ? ? ? technical note bd6528hfv,BD6529GUL 3/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. technical note bd6528hfv,BD6529GUL 4/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. technical note bd6528hfv,BD6529GUL 5/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. fig.15 on-resistance vs. v in (BD6529GUL) fig.16 on-resistance vs. i out (BD6529GUL) fig.17 output rise time fig.18 output rise time fig.19 output turn-on time fig.20 output turn-on time fig.21 output fall time fig.22 output fall time fig.23 output turn-off time fig.24 output turn-off time fig.25 discharge on-resistance fig.26 discharge on-resistance 0.0 0.2 0.4 0.6 0.8 1.0 23 45 supply voltage : v dd [v] rise time : t on1 [ms] ta =25 o c rl=10 ? technical note bd6528hfv,BD6529GUL 6/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. technical note bd6528hfv,BD6529GUL 7/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. technical note bd6528hfv,BD6529GUL 8/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. ? technical note bd6528hfv,BD6529GUL 9/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. technical note bd6528hfv,BD6529GUL 10/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. technical note bd6528hfv,BD6529GUL 11/11 www.rohm.com 2011.05 - rev.c ? 2011 rohm co., ltd. all rights reserved. (unit : mm) hvsof6 0.1 s s (1.2) (1.4) (1.5) (0.45) (0.15) 0.1450.05 0.220.05 0.75max. 0.5 321 456 3.0 0.1 2.6 0.1 1.60.1 (max 1.8 include burr) (max 2.8 include burr) direction of feed reel ? order quantity needs to be multiple of the minimum quantity. 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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