PN4861 ? n-channel switch ? 2007 fairchild semiconductor corporation www.fairchildsemi.com PN4861 rev. 1.0.0 1 september 2007 PN4861 n-channel switch ? this device is designed for electroni c switching applications such as low on resistance analog switching. ? sourced from process 51. absolute maximum ratings* t a =25 c unless otherwise noted * this ratings are limiting values above which the serviceability of any semiconductor device may be impaired. notes: 1) these rating are based on a maximum junction temperature of 150 degrees c. 2) these are steady limits. the factory should be consulted on applications involving pulsed or low duty cycle operations. thermal characteristics t a =25 c unless otherwise noted * device mounted on fr-4 pcb 1.5? x 1.6? x 0.06? symbol parameter value units v dg drain-gate voltage 30 v v gs gate-source voltage -30 v i gf forward gate current 50 ma t j , t stg operating and storage junction temperature range -55 ~ 150 c symbol parameter max. units p d total device dissipation derate above 25 c 625 5.0 mw mw/ c r jc thermal resistance, junction to case 125 c/w r ja thermal resistance, junction to ambient 357 c/w to-92 1. drain 2. source 3. gate 1
PN4861 ? n-channel switch ? 2007 fairchild semiconductor corporation www.fairchildsemi.com PN4861 rev. 1.0.0 2 electrical characteristics* t a =25 c unless otherwise noted * pulse test: pulse width 300 s, duty cycle = 2% symbol parameter test condition min. max. units off characteristics v (br)gss gate-source breakdown voltage i g = 1.0 a, v ds = 0 v -30 v i gss gate reverse current v gs = 15 v, v ds = 0, t = 25 c t = 100 c -0.25 -500 na v gs(off) gate-source cut-off voltage v ds = 15 v, i d = 0.5 na -0.8 -4.0 v on characteristics i dss zero-gate voltage drain current * v ds = 15v, v gs = 0 8 80 ma v ds(on) drain-source on voltage i d = 5 ma 0.5 v r ds(on) drain-source on voltage v ds = 0 v, v gs = 0 v, f = 1khz 60 small signal characteristics c iss input capacitance v ds = 10v, v gs = 0v, f = 1.0mhz 18 pf c rss reverse transfer capacitance v ds = 10v, v gs = 0v, f = 1.0mhz 8 pf
PN4861 n-channel switch PN4861 trademarks the following are registered and unregistered trademarks and service marks fairchild semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. disclaimer fairchild semiconductor reserves the right to make changes without further notice to any products herein to improve reliability, function, or design. fairchild does not assume any liability arising out of the application or use of any product or circuit d escribed herein; neither does it convey any license under its patent rights, nor the rights of othe rs. these specifications do not expand the terms of fairchild?s worldwide terms and conditions, specif ically the warranty therein, which covers these products. life support policy fairchild?s products are not authorized for use as critical components in life support devices or systems without the express written approval of fairchild semicon ductor corporation. as used herein: 1. life support devices or s ystems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. product status definitions definition of terms acex ? build it now? coreplus? crossvolt ? ctl? current transfer logic? ecospark ? fairchild ? fairchild semiconductor ? fact quiet series? fact ? fast ? fastvcore? fps? frfet ? global power resource sm green fps? green fps? e-series? gto? i-lo ? intellimax? isoplanar? megabuck? microcoupler? microfet? micropak? motion-spm? optologic ? optoplanar ? ? pdp-spm? power220 ? power247 ? poweredge ? power-spm? powertrench ? programmable active droop? qfet ? qs? qt optoelectronics? quiet series? rapidconfigure? smart start? spm ? stealth? superfet? supersot?-3 supersot?-6 supersot?-8 syncfet? the power franchise ? tinyboost? tinybuck? tinylogic ? tinyopto? tinypower? tinypwm? tinywire? serdes? uhc ? unifet? vcx? datasheet identification product status definition advance information for mative or in design this datasheet contains the design s pecifications for product development. specifications may change in any manner without notice. preliminary first production this datasheet contains preliminary data; supplementary data will be pub- lished at a later date. fairchild semic onductor reserves the right to make changes at any time without notice to improve design. no identification needed full production this datasheet contains final specifications. fairchil d semiconductor reserves the right to make changes at any time without notice to improve design. obsolete not in production this datasheet contains specificati ons on a product that has been discontin- ued by fairchild semiconductor. the datasheet is printed for reference infor- mation only. rev. i30 ? 2007 fairchild semiconductor corporation www.fairchildsemi.com PN4861 rev. 1.0.0 3
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