march 2012 ? 2011 fairchild semiconductor corporation www.fairchildsemi.com FPF1048b ? rev. 1.0.3 FPF1048b ? intellimax? 3a-capable, slew-rate-controlled load switch with true reverse blocking FPF1048b intellimax? 3a-capable, slew-rate-controlled load switch with true reverse current blocking features ? input voltage operating range: 1.5v to 5.5v ? typical r ds(on) : - 21m ? at v in =5.5v - 23m ? at v in =4.5v - 41m ? at v in =1.8v - 90m ? at v in =1.5v ? slew rate/inrush control with t r : 2.7ms (typ.) ? 3a maximum continuous current capability ? low off switch current: <1a ? true reverse current blocking (trcb) ? logic cmos io meets jesd76 standard for gpio interface and related power supply requirements ? esd protected: - human body model: >8kv - charged device model: >1.5kv - iec 61000-4-2 air discharge: >15kv - iec 61000-4-2 contact discharge: >8kv applications ? smart phones, tablet pcs ? storage, dslr, and portable devices description the FPF1048b advanced load management switch targets applications requi ring a highly integrated solution. it disconnects loads powered from the dc power rail (<6v) with stringent off-state current targets and high load capacitances (up to 100f). the FPF1048b consists of slew-rate controlled low- impedance mosfet switch (23m ? typical) and integrated analog features. the slew-rate controlled turn-on characteristic prevents inrush current and the resulting excessive voltage droop on power rails. the FPF1048b has a true reverse current blocking (trcb) function that obstructs unwanted reverse current from v out to v in during both on and off states. the exceptionally low off- state current drain (<1a maximum) facilitates compliance with standby power requirements. the input voltage range operates from 1.5v to 5.5v dc to support a wide range of applications in consumer, optical, medica l, storage, portable, and industrial-device power management. switch control is managed by a logic input (active high) capable of interfacing directly with low-voltage control signal / general-purpose input / ou tput (gpio) without an external pull-down resistor. the device is packaged in advanced, fully ?green? compliant, 1.0mm x 1.5mm, wafer-level chip-scale package (wlcsp) with backside lamination. ordering information part number top mark switch r on (typical) at 4.5v in input buffer output discharge on pin activity t r package FPF1048bucx ra 23m ? cmos na active high 2.7ms 6-ball wlcsp, 2x3 array, 0.5mm pitch, 300m ball
? 2011 fairchild semiconductor corporation www.fairchildsemi.com FPF1048b ? rev. 1.0.3 11 FPF1048b ? intellimax? 3a-capable, slew-rate-controlled load switch with true reverse blocking physical dimensions figure 29. 6-ball wlcsp, 2x3 array, 0.5mm pitch, 300m ball product-specific dimensions product d e x y FPF1048bucx 1460m 30m 960m 30m 230m 230m package drawings are provided as a service to customers consi dering fairchild components. drawings may change in any manner without notice. please note the revision and/or date on the drawi ng and contact a fairchild semiconductor representative to ver ify or obtain the most recent revision. package specifications do not expand the terms of fairchild?s worldwide terms and conditions, specifically the warranty therein, which covers fairchild products. always visit fairchild semiconductor?s online packagi ng area for the most recent package drawings: http://www.fairchildsemi.com/packaging/ . bottom view side views recommended land pattern ball a1 index area seating plane a1 f (nsmd pad type) (?0.350) solder mask opening (x) 0.018 (y) 0.018 (?0.250) cu pad 0.06 c 0.05 c e d f notes: a. no jedec registration applies. b. dimensions are in millimeters. c. dimensions and tolerance per asmey14.5m, 1994. d. datum c is defined by the spherical crowns of the balls. e. package nominal height is 582 microns 43 microns (539-625 microns). f. for dimensions d, e, x, and y see product datasheet. g. drawing filname: mkt-uc006afrev2. 0.03 c 2x 0.03 c 2x ?0.315 +/- .025 6x 1 2 a b c 0.3320.018 0.2500.025 d e (1.00) (0.50) 0.005 cab 0.50 0.50 1.00 0.625 0.539 top view b a c
? 2011 fairchild semiconductor corporation www.fairchildsemi.com FPF1048b ? rev. 1.0.3 12 FPF1048b ? intellimax? 3a-capable, slew-rate-controlled load switch with true reverse blocking
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