downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% general description features the cm2865/a family is a positive voltage linear regulator developed utilizing cmos tec hnology featured low quiescent current (30 a typ.), low dropout voltage, and high output voltage accuracy. built-in low on-resistance transistor provides low dropout voltage and large output current. a 1.0 f or greater can be used as an output capacitor. the sot-89 and sot-223 packages are attractive for ?pocket? and ?hand held? applications. these robust devices are designed to prevent device failure under the worst operation condition with both thermal shutdown and current fold-back. ? very low dropout voltage ? low current consumption: typ. 30 a, max. 35 a ? high accuracy output voltage: +/- 1.0% ? guaranteed 350ma output ? thermal shutdown ? current limiting ? reverse battery protection ? compact package: sot-89 and sot-223 ? factory pre-set output voltages ? low temperature coefficient applications ? battery-powered devices ? personal communication devices ? home electric/electronic appliances ? pc peripherals typical applications 2006/08/03 rev. 1.0 champion microelectronic corporation page 1
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% pin configuration sot-89 2006/08/03 rev. 1.0 champion microelectronic corporation page 2 top view 1 23 sot-223 top view 1 23 block diagram 2865 2865a pin 1 vin gnd pin 2 2865 pin 1 gnd gnd vout pin 3 vout vin pin 2 vin pin 3 vout +/-1%
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% 2006/08/03 rev. 1.0 champion microelectronic corporation page 3 ordering information part number output voltage temperature range package CM2865E5IM89 1.95v -40 ~ +85 sot-89 cm2865ge5im89 1.95v -40 ~ +85 sot-89 cm2865e5im223 1.95v -40 ~ +85 sot-223 cm2865ge5im223 1.95v -40 ~ +85 sot-223 cm2865ae5im223 1.95v -40 ~ +85 sot-223 cm2865age5im223 1.95v -40 ~ +85 sot-223 note: for other pre-set output voltage, please contact champion sales office. absolute maximum ratings operating ratings input voltage ?????.???????????. +7v output current ????????.???????. 1a output voltage ???????? gnd-0.3v to v in +0.3v esd classification ???????????????? b ambient temperature range (t a ) ??... -40 to +85 junction temperature range ?..?... -40 to +125 thermal information parameter maximum unit sot-89 100 thermal resistance ( jc ) sot-223 50 /w sot-89 180 thermal resistance ( ja ) sot-223 100 /w sot-89 400 sot-223 900 internal power dissipation (p d ) ( t = 100 , no heatsink) mw maximum junction temperature 150 maximum lead temperature (10 sec) 300 caution: stress above the listed absolute ra ting may cause permanent damage to the device.
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% 2006/08/03 rev. 1.0 champion microelectronic corporation page 4 electrical characteristics t a = +25 ; v in = v in(min) unless otherwise noted cm2865(a)e5 parameter symbol test conditions min. typ. max. unit input voltage v in note 1 7 v output voltage accuracy v out i o = 1ma -1.0 1.0 % 1.5v 1.2v 350 ma current limit i lim v out > 1.2v, v in = v in(min) 350 1000 ma short circuit current i sc v out < 0.8v 250 ma quiescent current i q i o = 0ma 30 50 a ground pin current i gnd i o = 1ma to 350ma 30 50 a v out <= 2.0v 0.15 % line regulation reg line i out =5ma, v in =v out +1 to v out +2 v out > 2.0v 0.02 0.1 % load regulation reg load i o =1ma to 350ma 0.2 1 % over temperature shutdown ots 175 over temperature hystersis oth 30 v out temperature coefficient tc 30 ppm/ f=1khz 50 f=10khz 20 power supply rejection psrr i o = 100ma c o =2.2 f ceramic f=100khz 15 db c o =2.2 f 30 output voltage noise en f=10hz to 100khz i o = 10ma, c vbg =0 f c o =100 f 20 vrms note 1. v in(min) = v out + v dropout note 2. as v in is larger than v in(min) , the current limit and output short current spec value will increase
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% detailed description the cm2865 family of cmos regulators contain a pmos pass trans istor, voltage reference, error amplifier, over-current protection and thermal shutdown. the p-channel pass transistor receives data from the error amplif ier, over-current shutdown, and thermal protection circuits. during normal operation, the error amplifie r compares the output voltage to a precis ion reference. over-current and thermal shutdown circuits become active when the junction temperature exceeds 175 external capacitor the cm2865 is stable with an output capacitor to ground of 1.0 marking information 65 e5xx 2006/08/03 rev. 1.0 champion microelectronic corporation page 5 part number output voltage make year make week vout : 1.95v to get year last number . a~z : 1~26 week 65 add under line if e5 add under line is non-a. a~z : 27~52 week is lead free ex : 2006=>6 not under line is a 2007=>7
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% typical electrical characteristics 2006/08/03 rev. 1.0 champion microelectronic corporation page 6
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% 2006/08/03 rev. 1.0 champion microelectronic corporation page 7
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% package dimension sot-89 (m89) e1 e d1 h e a b l b 1 c d d d1 e e1 e l h 8 b b1 b c 5 1.0 a sot-223 (m223) l1 e1 h l a b1 b d e e e e1 e l1 8 b b h b1 d a l 2006/08/03 rev. 1.0 champion microelectronic corporation page 8
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% 2006/08/03 rev. 1.0 champion microelectronic corporation page 9 numbering scheme ordering number : cm2865(a) xxyz (note1) ordering number : cm2865(a) gxxyzgxyz (note2) note1 : cm2865(a)e5: 350ma cmos ldo xx : suffix for voltage output (note 3) y : suffix for temperature range (note 4) z : suffix for package type (note 5) note2 : cm2865(a)e5: 350ma cmos ldo g : suffix for pb free product xx : suffix for voltage output (note 3) y : suffix for temperature range (note 4) z : suffix for package type (note 5) note 3 : see cmos ldo voltage suffix table note 4 : y= i : -40 ~+85 (only i grade support for all cmos ldos) note 5: z is single alphabet with or without digits m223 : sot-223 (tr only) m89 : sot-89 (tr only) cmos ldo voltage suffix table output voltage suffix 1.95v e5
downloaded from elcodis.com electronic components distributor cm2865(a)e5 350ma cmos ldo high accuracy vout 1.0% 2006/08/03 rev. 1.0 champion microelectronic corporation page 10 important notice champion microelectronic corporation (cmc) reserves the right to make changes to its products or to discontinue any integrated circuit product or service without notice, and advises its custom ers to obtain the latest version of relevant information to ve rify, before placing orders, that the information being relied on is current. a few applications using integrated circuit products may involv e potential risks of death, personal injury, or severe property or environmental damage. cmc integrated circ uit products are not designed, intended, authorized, or warranted to be suitable for use in life-support applications, devices or systems or other critical applications. use of cmc products in such applications is understood to be fully at the risk of the cust omer. in order to minimize risks associated with the customer?s applications, th e customer should provide adequate design and operating safeguards. hsinchu headquarter sales & marketing 5f, no. 11, park avenue ii, science-based industrial park, hsinchu city, taiwan 11f, no. 306-3, sec. 1, ta tung road, hsichih, taipei hsien 221, taiwan t e l : +886-3-567 9979 t e l : +886-2-8692 1591 f a x : +886-3-567 9909 f a x : +886-2-8692 1596
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