View BD48E54_7228063.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

datasheet 2/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? part output type reset voltage value package automotive accessories packaging and number 48 : open drain 23 : 2.3v g : ssop5 forming specification 49 : cmos 0.1v step tr : embossed tape 60 : 6.0v and reel r e x x x m b d x x - t connection diagram ssop5 pin descriptions ssop5 pin no. symbol function 1 v out reset output 2 v dd power supply voltage 3 gnd gnd 4 n.c. unconnected terminal 5 n.c. unconnected terminal ordering information (unit : mm) ssop5 2.90.2 0.13 4 + 6 -4 1.6 2.80.2 1.10.05 0.050.05 +0.2 -0.1 +0.05 -0.03 0.42 +0.05 -0.04 0.95 5 4 1 2 3 1.25max. 0.2min. 0.1 direction of feed reel * order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed th e direction is th e 1 p in of p rodu ct i s a t th e upper ri gh t wh en you hol d reel on th e l eft hand a nd you pull ou t th e tape on th e ri gh t hand 3000pcs tr ( ) 1pin lot. no top view v out v dd gnd n.c. n.c. marking
datasheet 3/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? l ineup output type open drain cmos detection voltage marking part number marking part number 6.0v cm bd48e60 ff bd49e60 5.9v ck bd48e59 fe bd49e59 5.8v ch bd48e58 fd bd49e58 5.7v cg bd48e57 fc bd49e57 5.6v cf bd48e56 fb bd49e56 5.5v ce bd48e55 fa bd49e55 5.4v cd BD48E54 ey bd49e54 5.3v cc bd48e53 er bd49e53 5.2v cb bd48e52 ep bd49e52 5.1v ca bd48e51 en bd49e51 5.0v by bd48e50 em bd49e50 4.9v br bd48e49 ek bd49e49 4.8v bp bd48e48 eh bd49e48 4.7v bn bd48e47 eg bd49e47 4.6v bm bd48e46 ef bd49e46 4.5v bk bd48e45 ee bd49e45 4.4v bh bd48e44 ed bd49e44 4.3v bg bd48e43 ec bd49e43 4.2v bf bd48e42 eb bd49e42 4.1v be bd48e41 ea bd49e41 4.0v bd bd48e40 dy bd49e40 3.9v bc bd48e39 dr bd49e39 3.8v bb bd48e38 dp bd49e38 3.7v ba bd48e37 dn bd49e37 3.6v ay bd48e36 dm bd49e36 3.5v ar bd48e35 dk bd49e35 3.4v ap bd48e34 dh bd49e34 3.3v an bd48e33 dg bd49e33 3.2v am bd48e32 df bd49e32 3.1v ak bd48e31 de bd49e31 3.0v ah bd48e30 dd bd49e30 2.9v ag bd48e29 dc bd49e29 2.8v af bd48e28 db bd49e28 2.7v ae bd48e27 da bd49e27 2.6v ad bd48e26 cy bd49e26 2.5v ac bd48e25 cr bd49e25 2.4v ab bd48e24 cp bd49e24 2.3v aa bd48e23 cn bd49e23
datasheet 4/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? a bsolute maximum ratings parameter symbol limits unit power supply voltage v dd -gnd - 0.3 to +10 v output voltage nch open drain output v out g nd-0.3 to +10 v cmos output gnd-0.3 to v dd +0.3 output current io 70 ma power dissipation ssop5 el ectrical characteristics (unless otherwise specified ta=-40c to 105c) parameter symbol condition limit unit min. typ. max. detection voltage v det r l =470k ? l *1 v det (t) 0.99 v det (t) v det (t) 1.01 v vdet=2.5v ta=+25c 2.475 2.5 2.525 ta=-40c to 85c 2.418 - 2.584 ta=85c to 105c 2.404 - 2.597 vdet=3.0v ta=+25c 2.970 3.0 3.030 ta=-40c to 85c 2.901 - 3.100 ta=85c to 105c 2.885 - 3.117 vdet=3.3v ta=+25c 3.267 3.3 3.333 ta=-40c to 85c 3.191 - 3.410 ta=85c to 105c 3.173 - 3.428 vdet=4.2v ta=+25c 4.158 4.2 4.242 ta=-40c to 85c 4.061 - 4.341 ta=85c to 105c 4.039 - 4.364 vdet=4.8v ta=+25c 4.752 4.8 4.848 ta=-40c to 85c 4.641 - 4.961 ta=85c to 105c 4.616 - 4.987 output delay time ?l h? t plh c l =100pf r ? 50% - - 100 s circuit current when on i cc 1 v dd =v det -0.2v ? ? ( v det typ.+0.5v)
datasheet 5/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? el ectrical characteristics (unless otherwise specified ta=-40c to 105c) - continued parameter symbol condition limit unit min. typ. max. ?low?output voltage (nch) v ol v dd =1.5v, i sink = 0.4 ma , v det =2.3-6.0v - - 0.5 v v dd =2.4v, i sink = 2.0 ma , v det =2.7-6.0v - - 0.5 ?high?output voltage (pch) (bd49exxx-m series) v oh v dd =4.8v, i source =0.7 ma, v det (2.3v to 4.2v) vdd-0.5 - - v v dd =6.0v, i source =0.9 ma,v det (4.3v to 5.2v) vdd-0.5 - - v dd =8.0v, i source =1.1 ma,v det (5.3v to 6.0v) vdd-0.5 - - leak current when off (bd48exxx-m series) i leak v dd =v ds =10v *1 - - 0.1 a detection voltage temperature coefficient v det / ? ? h l , r l =470k ?
datasheet 6/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? b lock diagrams fig.1 bd48exxx-m series fig.2 bd49exxx-m series
datasheet 7/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? t ypical performance curves fig.3 circuit current 0.0 0.5 1.0 1.5 2.0 0 1 2 3 4 5 6 7 8 9 10 v dd supply voltage
datasheet 8/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? t ypical performance curves C continued fig.7 operating limit voltage [ v] 0.0 0.2 0.4 0.6 0.8 1.0 0 0.5 1 1.5 2 2.5 supply voltage: : : : v det [v] low to high(v det + ? v det high to low(v det
datasheet 9/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? t ypical performance curves C continued fig.11 operating limit voltage 0.0 0.5 1.0 1.5 -40 -20 0 20 40 60 80 100 temperature
datasheet 10/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? application information ex planation of operation for both the open drain type (fig.12) and the cmos output type (fig.13), the detection and release voltages are used as t hreshold voltages. when the voltage applied to the v dd pins reaches the applicable threshold voltage, the v out terminal voltage switches from either ?high? to ?low? or from ?low? to ?high?. reference data e xamples of leading (t plh ) and falling (t phl ) output part number t plh ( timing waveform example: the following shows the relationship between the input voltages v dd and the output voltage v out when the input power supply voltage v dd is made to sweep up and sweep down (the circuits are those in fig.12 and 13). 1 when the power supply is turned on, the output is unstable from after over the operating limit voltage (v opl ) until t phl . therefore it is possible that the reset signal is not valid when the rise time of v dd is faster than t phl . 2 when v dd is greater than v opl , but less than the reset release voltage (v det + ? ? ?
datasheet 11/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? circuit applications 1) examples of a common power supply detection reset circuit. ap plication examples of bd48exxx-m series (open drain output type) and bd49exxx-m series (cmos output type) are shown on the left. case1: power supply of the microcontroller (v dd2 ) differs from the power supply of the reset detection (v dd1 ). use an open drain output type (bd48xxx-m) device with a load resistance r l attached as shown in figure 15. case2: power supply of the microcontroller (v dd1 ) is same as the power supply of the reset detection (v dd1 ). use a cmos output type (bd49xxx-m) device or an open drain device with a pull up resistor between output and vdd1. when a capacitance c l for noise filtering is connected to the v out pin (the reset signal input terminal of the microcontroller), please take into account the waveform of the rise and fall of the output voltage (v out ). the electrical characteristics were measured using r l = 470k ? ( (
datasheet 12/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ?
datasheet 13/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? operational notes 1) absolute maximum ratings o perating the ic over the absolute maximum ratings may damage the ic. the damage can either be a short circuit between pins or an open circuit between pins. therefore, it is important to consider circuit protection measures, such as adding a fuse, in case the ic is operated over the absolute maximum ratings. 2) ground voltage the voltage of the ground pin must be the lowest voltage of all pins of the ic at all operating conditions. ensure that no pins are at a voltage below the ground pin at any time, even during transient condition. 3) recommended operating conditions these conditions represent a range within which the expected characteristics of the ic can be approximately obtained. the electrical characteristics are guaranteed under the conditions of each parameter. 4) bypass capacitor for noise rejection to help reject noise, put a 1f capacitor between v dd pin and gnd and 1000pf capacitor between v out pin and gnd. b e careful when using extremely big capacitor as transient response will be affected. 5) short between pins and mounting errors be careful when mounting the ic on printed circuit boards. the ic may be damaged if it is mounted in a wrong orientation or if pins are shorted together. short circuit may be caused by conductive particles caught between the pins. 6) operation under strong electromagnetic field operating the ic in the presence of a strong electromagnetic field may cause the ic to malfunction. 7) the v dd line impedance might cause oscillation because of the detection current. 8) a v dd to gnd capacitor (as close connection as possible) should be used in high v dd line impedance condition. 9 ) lower than the mininum input voltage puts the v out in high impedance state, and it must be v dd in pull up (v dd ) c ondition. 10) external parameters the recommended parameter range for r l is 10k ? ? ? ?
datasheet 14/14 bd48exxx-m series bd49exxx-m series tsz02201-0r7r0g300070-1- 2 ? 2013 rohm co., ltd. all rights reserved. 22.may.2013.rev.003 www.rohm.com tsz22111 ? ? revision history date revision changes 30.mar.2012 001 new release 14.dec.2012 002 updated general description, features, applications, absolute maximum ratings, explanation of operation, timing waveform, circuit applications, and operational notes. changed lineup table format. add io in absolute maximum rating table add limits for vdet specifically at vdet=2.5v,3.0v,3.3v,4.2v,4.8v change parameter in electrical characteristics from iol to vol and ioh to voh add circuits application numbers 2 and 3 added revision history. 22.may.2013 003 change limits for vdet at vdet=2.5v,3.0v,3.3v,4.2v,4.8v
datasheet datasheet notice - rev.004 ? 2013 rohm co., ltd. all rights reserved. notice general precaution 1. before you use our products, you are requested to care fully read this document and fully understand its contents. rohm shall not be in any way responsible or liable for fa ilure, malfunction or accident arising from the use of any rohm?s products against warning, caution or note contained in this document. 2. all information contained in this document is current as of the issuing date and subjec t to change without any prior notice. before purchasing or using rohm?s products, please confirm the la test information with a rohm sales representative. precaution on using rohm products 1. if you intend to use our products in devices requirin g extremely high reliability (such as medical equipment, aircraft/spacecraft, nuclear power controllers, etc.) and whos e malfunction or failure may cause loss of human life, bodily injury or serious damage to property (?specific applications?), please consult with the rohm sales representative in advance. unless otherwise agreed in writ ing by rohm in advance, rohm shall not be in any way responsible or liable for any damages, expenses or losses in curred by you or third parties arising from the use of any rohm?s products for specific applications. 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a certain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe desi gn against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the following are examples of safety measures: [a] installation of protection circuits or other protective devices to improve system safety [b] installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. our products are not designed under any special or extr aordinary environments or conditi ons, as exemplified below. accordingly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of any rohm?s products under an y special or extraordinary environments or conditions. if you intend to use our products under any special or extraordinary environments or conditions (as exemplified below), your independent verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] use of our products in any types of liquid, incl uding water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the products are exposed to direct sunlight or dust [c] use of our products in places where the products ar e exposed to sea wind or corrosive gases, including cl 2 , h 2 s, nh 3 , so 2 , and no 2 [d] use of our products in places where the products are exposed to static electricity or electromagnetic waves [e] use of our products in proximity to heat-producing components, plastic cords, or other flammable items [f] sealing or coating our products with resin or other coating materials [g] use of our products without cleaning residue of flux (ev en if you use no-clean type fluxes, cleaning residue of flux is recommended); or washing our products by using water or water-soluble cleaning agents for cleaning residue after soldering [h] use of the products in places subject to dew condensation 4. the products are not subjec t to radiation-proof design. 5. please verify and confirm characteristics of the final or mounted products in using the products. 6. in particular, if a transient load (a large amount of load applied in a short per iod of time, such as pulse. is applied, confirmation of performance characteristics after on-boar d mounting is strongly recomm ended. avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading c ondition may negatively affect product performance and reliability. 7. de-rate power dissipation (pd) depending on ambient temper ature (ta). when used in seal ed area, confirm the actual ambient temperature. 8. confirm that operation temperat ure is within the specified range described in the product specification. 9. rohm shall not be in any way responsible or liable for fa ilure induced under deviant condi tion from what is defined in this document.
datasheet datasheet notice - rev.004 ? 2013 rohm co., ltd. all rights reserved. precaution for mounting / circuit board design 1. when a highly active halogenous (chlori ne, bromine, etc.) flux is used, the resi due of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used; if flow soldering met hod is preferred, please consult with the rohm representative in advance. for details, please refer to rohm mounting specification precautions regarding application examples and external circuits 1. if change is made to the constant of an external circuit, pl ease allow a sufficient margin considering variations of the characteristics of the products and external components, including transient characteri stics, as well as static characteristics. 2. you agree that application notes, re ference designs, and associated data and in formation contained in this document are presented only as guidance for products use. theref ore, in case you use such information, you are solely responsible for it and you must exercise your own indepen dent verification and judgment in the use of such information contained in this document. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. precaution for electrostatic this product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. please take proper caution in your manufacturing process and storage so that voltage exceeding t he products maximum rating will not be applied to products. please take special care under dry condit ion (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, se tting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connections may deteriora te if the products are stor ed in the places where: [a] the products are exposed to sea winds or corros ive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are exposed to di rect sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage c ondition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm sol derability before using products of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the co rrect direction, which is indicated on a carton with a symbol. otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. use products within the specified time after opening a humidity barrier bag. baking is required before using products of which storage time is exceeding the recommended storage time period. precaution for product label qr code printed on rohm products label is for rohm?s internal use only. precaution for disposition when disposing products please dispose them proper ly using an authorized industry waste company. precaution for foreign exchange and foreign trade act since our products might fall under cont rolled goods prescribed by the applicable foreign exchange and foreign trade act, please consult with rohm representative in case of export. precaution regarding intellectual property rights 1. all information and data including but not limited to application example contained in this document is for reference only. rohm does not warrant that foregoi ng information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. rohm shall not be in any way responsible or liable for infringement of any intellectual property rights or ot her damages arising from use of such information or data.: 2. no license, expressly or implied, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the information contained in this document.
datasheet datasheet notice - rev.004 ? 2013 rohm co., ltd. all rights reserved. other precaution 1. the information contained in this document is provi ded on an ?as is? basis and rohm does not warrant that all information contained in this document is accurate and/or error-free. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties resulting from inaccuracy or errors of or concerning such information. 2. this document may not be reprinted or reproduced, in whol e or in part, without prior written consent of rohm. 3. the products may not be disassembled, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 4. in no event shall you use in any wa y whatsoever the products and the related technical information contained in the products or this document for any military purposes, incl uding but not limited to, the development of mass-destruction weapons. 5. the proper names of companies or products described in this document are trademarks or registered trademarks of rohm, its affiliated companies or third parties.

▲Up To Search▲

Price & Availability of BD48E54

	To Download BD48E54 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .