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mic94060/61/62/63 high side power switches mlf and micro leadframe are registered trademarks of amkor technologies, inc. micrel inc. 2180 fortune drive san jose, ca 95131 usa tel +1 ( 408 ) 944-0800 fax + 1 (408) 474-1000 http://www.micrel.com july 2010 m9999-070910-e general description the mic94060-63 are high-side load switches designed for operation between 1.7v to 5.5v. the devices contain a low on-resistance p-channel mosfet that supports over 2a of continuous current. the mic94061 and mic94063 features an active load discharge circuit which insures capacitive loads retain no charge when the main switch is in an off state. mic94060-61 feature rapid turn on while mic94062-63 provide a slew rate controlled soft-start turn-on of 800s (typical) to prevent in-rush cu rrent from glitching supply rails. an active pull-down on the enable input keeps mic94060-63 in a default off state until the en pin is pulled to a high level. built-in level shift circuitry allows low voltage logic signals to switch higher supply voltages, or vice versa; high level logic signals can control low level voltages. mic94060-63s operating voltage range makes them suitable for 1-cell lithium ion and 2- to 3-cell nimh/nicad/alkaline powered systems, as well as, all 5v applications. their low operating current of 2a and low shutdown current of <1a maximize battery life. data sheets and support documentation can be found on micrels web site at: www.micrel.com. features ? 1.7v to 5.5v input voltage range ? 2a continuous operating current ? 77m ? (typ) r dson ? built-in level shift for control logic; can be operated by 1.5v logic. ? low 2a quiescent current ? soft-start: mic94062-63 ? micro-power shutdown <1a ? load discharge circuit: mic94061, mic94063 ? space saving 1.2mm x 1.6mm thin mlf ? package applications ? load switch in portable applications: - cellular phones - pdas - mp3 players - digital cameras - portable instrumentation ? battery switch-over circuits ? level translator ________________________________________________________________________________________________________ typical application mic94060, 62 load switch application mic94061, 63 load switch with capacitive load discharge downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 2 m9999-070910-e ordering information part number part marking (1) standard pb-free standard pb-free soft-start load discharge package mic94060bc6 mic94060yc6 p54 p5 4 mic94061bc6 mic94061yc6 p55 p5 5 mic94062bc6 mic94062yc6 p56 p5 6 mic94063bc6 mic94063yc6 p57 p5 7 sc-70-6 mic94060ymt p54 mic94061ymt p55 mic94062ymt p56 mic94063ymt p57 1.2mm x 1.6mm thin mlf ? (2, 3) notes 1. underbar symbol on sc-70 pb-free packages may not be to scale. 2. mlf ? = pin 1 identifier. 3. mlf ? is a green rohs compliant package. lead fini sh is nipdau. mold compound is halogen free. pin configuration sc-70-6 (c6) 1.2x1.6 mm thin mlf ? (mt) pin description pin number sc-70 mlf pin name pin function 1 1 v out drain of p-channel mosfet. 2,5 2 gnd ground and the backside pad (mlf only) shoul d both be connected to electrical ground. 4 3 v in source of p-channel mosfet. 3 4 en enable (input): active-high cmos compatible control input for switch a. do not leave floating. 6 -- nic no internal connection. a signal or voltage applied to this pin will have no effect on device operation. downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 3 m9999-070910-e absolute maximum ratings (1) input voltage (v in ) ................................................+6v enable voltage (v en ) ...........................................+6v continuous drain current (i d ) (3) t a = 25c ....................................................... 2a t a = 85c .................................................... 1.4a pulsed drain current (i dp ) (4) ................................ 6a continuous diode current (i s ) (4) .....................C50ma storage temperature (t s ) ............... C55c to +150c esd rating C hbm (6) .......................................... 4kv operating ratings (2) input voltage (v in )................................. +1.7 to +5.5v junction temperature (t a ).............. C40c to +125c package thermal resistance sc-70-6 ( ja )......................................... 240c/w 1.2x1.6 mlf ( ja ) .................................. 172c/w 1.2x1.6 mlf ( jc ) (3) .............................. 134c/w electrical characteristics v in = 5v; t a = 25c, bold values indicate C40c< t a < +85c, unless noted. symbol parameter condition min typ max units v in = 1.8v to 4.5v, i d = C250 a 0.5 1.2 v v en_th enable threshold voltage v in = 1.7v to 4.5v, i d = C250 a 0.4 1.2 v i en enable input current v in = v en = 5.5v 2 4 a i vin off state leakage current v in = +5.5v, v en = 0v 1 a v in = +4.5v, id = C100ma, v en = 1.5v 77 110 m ? v in = +3.6v, id = C100ma, v en = 1.5v 85 115 m ? v in = +2.5v, id = C100ma, v en = 1.5v 100 140 m ? v in = +1.8v, id = C100ma, v en = 1.5v 145 200 m ? r ds(on) p-channel drain to source on resistance sc-70 package v in = +1.7v, id = C100ma, v en = 1.5v 155 215 m ? v in = +4.5v, id = C100ma, v en = 1.5v 85 115 m ? v in = +3.6v, id = C100ma, v en = 1.5v 100 140 m ? v in = +2.5v, id = C100ma, v en = 1.5v 145 200 m ? v in = +1.8v, id = C100ma, v en = 1.5v 155 215 m ? r ds(on) p-channel drain to source on resistance mlf package v in = +1.7v, id = C100ma, v en = 1.5v 165 225 m ? r shutdown turn-off resistance v in = +3.6v, i test = 1ma, v en = 0v mic94061, 63 200 300 ? dynamic symbol parameter condition min typ max units v in = +3.6v, id = C100ma, v en = 1.5v mic94060, 61 0.85 1.5 s t on_dly turn-on delay time v in = +3.6v, id = C100ma, v en = 1.5v mic94062, 63 700 1200 s v in = +3.6v, id = C100ma, v en = 1.5v mic94060, 61 0.5 1 5 s t on_rise turn-on rise time v in = +3.6v, id = C100ma, v en = 1.5v mic94062, 63 500 800 1500 s downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 4 m9999-070910-e dynamic (continued) v in = +3.6v, id = C100ma, v en = 1.5v mic94060, 61 100 200 ns t off_dly turn-off delay time v in = +3.6v, id = C100ma, v en = 1.5v mic94062, 63 60 200 ns v in = +3.6v, id = C100ma, v en = 1.5v mic94060, 61 60 100 ns t off_fall turn-off fall time v in = +3.6v, id = C100ma, v en = 1.5v mic94062, 63 60 100 ns notes : 1. exceeding the absolute maximum rating may damage the device. 2. the device is not guaranteed to function outside its operating rating. 3. with backside thermal contact to pcb. 4. pulse width <300 s with < 2% duty cycle. 5. continuous body diode current co nduction (reverse conduction, i.e. v out to v in ) is not recommended. 6. devices are esd sensitive. handling precaut ions recommended. hbm (human body model), 1.5k ? in series with 100pf. downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 5 m9999-070910-e typical characteristics downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 6 m9999-070910-e functional characteristics mic94060 downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 7 m9999-070910-e mic94061 downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 8 m9999-070910-e mic94062 downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 9 m9999-070910-e mic94063 downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 10 m9999-070910-e package information 6-pin sc-70 (c6) 4-pin thin mlf ? (mt) downloaded from: http:///
micrel, inc. mic94060/61/62/63 july 2010 11 m9999-070910-e recommended land pattern for mlf 1.2x1.6 4 lead optional for maximum thermal performance. heatsink should be connected to gnd plane of pcb for maximum thermal performance. disclaimer: this is only a recommendation bas ed on information available to micrel fr om its suppliers. actual land pattern may have to be significantly different due to various materials and processes used in pcb assembly. micrel makes no representation or warranty of performance based on the recommended land pattern. " micrel, inc. 2180 fortune drive san jose, ca 95131 usa tel +1 (408) 944-0800 fax +1 (408) 474-1000 web http://www.micrel.com the information furnished by micrel in this data sheet is belie ved to be accurate and reliable. however, no responsibility is a ssumed by micrel for its use. micrel reserves the right to change circuitry and specifications at any time without notification to the customer. micrel products are not designed or authori zed for use as components in life support app liances, devices or systems where malfu nction of a product can reasonably be expected to result in pers onal injury. life support devices or systems are devices or systems that (a) are int ended for surgical implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significan t injury to the user. a purchasers use or sale of micrel produc ts for use in life support app liances, devices or systems is a purchasers own risk and purchaser agrees to fully indemnify micrel for any damages resulting from such use or sale. ? 2004 micrel, incorporated. downloaded from: http:///

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