MP62040/mp62041 1.7v ? 5.5v, ultra-small, single-channel 2a current-limited power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 1 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. the future of analog ic technology description the MP62040/mp62041 power distribution switch is designed for high-side load switch. the switch operates from 1.7v to 5.5v nominal input voltage and includes an 85m ? power mosfet to handle up to 2a continuous load. the MP62040/mp62041 has slew rate control with 115 s rising time to limit inrush current when enabling the switch. the built-in level shift function allows a logic signal on enable input that may be different from the supply voltage to switch the high side p-channel mosfet on or off. the MP62040/mp62041 is available in an ultra- small utqfn4 package, with ultra-low height (0.55mm typ). features ? 2a continuous current ? 1.7v to 5.5v supply range ? soft start: 115 s ? 1 a shutdown current ? 85m ? mosfet ? active high & active low options ? space saving 1.6x1.2 mm utqfn4 package (0.55mm height) applications ? load switch in portable applications ? battery switch-over circuits ? level translator for mps green status, please visit mps website under quality assurance. ?mps? and ?the future of analog ic technology? are registered trademarks of monolithic power systems, inc. typical application 5v gnd 3 4 MP62040 / mp62041 1 2 in out input output single-channel en* (*: en is active high for mp62041 )
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 2 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. package reference part number enable switch maximum continuous load current package top marking free air temperature (t a ) MP62040dqfu* active low single 2a utqfn4 agy ?40 ? c to +85 ? c mp62041dqfu** active high utqfn4 aey * for tape & reel, add suffix ?z (e.g. MP62040dqfu?z). for rohs compliant packaging, add suffix ?lf (e.g. MP62040dqfu-lf?z) ** for tape & reel, add suffix ?z (e.g. mp62041dqfu?z). for rohs compliant packaging, add suffix ?lf (e.g. mp62041dqfu-lf?z) package reference *: en is active high for mp62041 absolute maxi mum ratings (1) in ................................................. -0.3v to +6.0v en, out to gnd ......................... -0.3v to +6.0v continuous power dissipation (t a = +25c) (2) utqfn4 ................................................... .0.7w continuous drain current t a = +25c ................................................... 2a t a = +85c ................................................ 1.4a pulsed drain current (3) .............................. .6a continuous diode current (4) . ................. .-50ma junction temperature ............................... 150c lead temperature .................................... 260c storage temperature ............... -65c to +150c maximum junction temp. (t j ) ............. +125c thermal resistance (5) ja jc utqfn4 ................................ 173 .... 127 .. ? c/w notes: 1) exceeding these ratings may damage the device. 2) the maximum allowable power dissipation is a function of the maximum junction temperature t j (max), the junction-to- ambient thermal resistance ja , and the ambient temperature ta. the maximum allowable c ontinuous power dissipation at any ambient temperature is calculated by pd(max)=(t j (max)-ta)/ ja . exceeding the maximum allowable power dissipation will cause excessive die temperature, and the regulator will go into thermal shutdown. internal thermal shutdown circ uitry protects the device from permanent damage. 3) pulse width <300s and duty cycle < 2% 4) continuous body diode conduction (reverse conduction) is not recommended. 5) measured on jesd51-7, 4-layer pcb.
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 3 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. electrical characteristics (6) v in =3.6v, t a =+25c, unless otherwise noted. parameter symbol condition min typ max units in voltage range v in 1.7 5.5 v supply current device active, i out =0 2 a shutdown current device disable, v in =5.5v, v out =float 1 a fet on_resistance v in =1.7v, i out =100ma 165 225 m ? v in =1.8v, i out =100ma 155 215 m ? v in =2.5v, i out =100ma 130 200 m ? v in =3.6v, i out =100ma 100 140 m ? v in =4.5v, i out =100ma 85 115 m ? en input logic high voltage v in = 1.7v to 4.5v, i d = -250a 1.2 v en input logic low voltage v in = 1.7v to 4.5v, i d = -250a 0.4 v en input current device active, v in = 5.5v 2 4 a v out rising time (7) tr v in =3.6v, i out =100ma 75 115 200 s v out falling time (8) tf v in =3.6v, i out =100ma 65 75 100 s turn on_time (9) ton v in =3.6v, i out =100ma 235 350 s turn off_time ( 10 ) toff v in =3.6v, i out =100ma 100 200 s notes: 6) production test at +25c. specificat ions over the temperature range are guaranteed by design and characterization. 7) measured from 10% to 90%. 8) measured from 90% to 10%. 9) measured from (50%) en signal to (90%) output signal. 10) measured from (50%) en signal to (10%) output signal.
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 4 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. pin functions parameter measurem ent information figure1 ? definition of tr, tf, ton, and toff utqfn name description 1 out in-to-out power-distribution output 2 gnd ground and the thermal pad should both be connected to electrical ground. 3 in input voltage. accepts 1.7v to 5.5v input. 4 en ??? active low: (MP62040), active high: (mp62041)
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 5 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. typical performanc e characteristics v in = v en = 3.6v, c l = 1 f, t a = +25 ? c, unless otherwise noted.
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 6 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. typical performanc e characteristics (continued) v in = v en = 3.6v, c l = 1 f, t a = +25 ? c, unless otherwise noted.
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch MP62040/mp62041 rev. 1.0 www.monolithicpower.com 7 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. function block diagram figure 2 D functional block diagram detailed description the MP62040/mp62041 power distribution switch is designed for high-side load switch. the switch operates from 1.7v to 5.5v nominal input voltage and can handle up to 2a continuous load. enable the logic pin disables the switch to reduce overall supply current .once the en pin reaches logic enable threshold, the MP62040/mp62041 is enabled and the supply current is very small, only 2 a. application information power-supply considerations over 10 f capacitor between in and gnd is recommended. this precaution reduces power- supply transients that may cause ringing on the input. in order to achieve smaller output load transient ripple, placing a high-value electrolytic capacitor on the output pin(s) is recommended when the load is heavy.
MP62040/mp62041 ? 1.7v - 5.5v, 2a power distribution switch notice: the information in this document is subject to change wi thout notice. users should warrant and guarantee that third party intellectual property rights are not infringed upon w hen integrating mps products into any application. mps will not assume any legal responsibility for any said applications. MP62040/mp62041 rev. 1.0 www.monolithicpower.com 8 7/18/2011 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2011 mps. all rights reserved. package information utqfn (1.6x1.2mm) side view top view 1 4 3 2 bottom view 1.50 1.70 0.45 0.55 1.10 1.30 0.81 0.91 0.50 bsc 0.50 0.60 0.00 0.05 0.15 ref pin 1 id marking 0.50 0.86 0.25 recommended land pattern 1.60 note: 1) all dimensions are in millimeters . 2) exposed paddle size does not include mold flash . 3) lead coplanarity shall be 0.10 millimeter max . 4) jedec reference is mo-229. 5) drawing is not to scale . pin 1 id see detail a 0.70 pin 1 id opt ion a r 0.10 typ. pin 1 id option b 0.20x45o typ. detail a 0.30 0.40 pin 1 id index area 0.20 0.30 0.50
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