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?- u %vbm.pef ?^ z?x{xd! 7?7 max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? ________________________________________________________________ maxim integrated products 1 top view 1 2 3 4 8 7 6 5 set1 shdn1 shdn2 set2 out2 gnd in out1 max8865 max8866 m max e? ? _______________________________ max8865 max8866 out1 out2 gnd set2 set1 in shdn1 c out2 1 m f c out1 1 m f c in 2 m f battery output voltage 2 output voltage 1 shdn2 shdn2 a j?^s? ___________________________ 19-0485; rev 0; 4/96 part max8865 teua max8865seua max8866 teua -40? to +85? -40? to +85? -40? to +85? temp. range pin- package 8 ?ax 8 ?ax 8 ?ax j ___________________________________ preset v out (v) 3.15 2.84 3.15 max8866seua -40? to +85? 8 ?ax 2.84 %vbm.pefx?3tw ? apb{ max8865reua -40? to +85? 8 ?ax 2.80 max8866reua -40? to +85? 8 ?ax 2.80
max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? 2 _______________________________________________________________________________________ absolute maximum ratings electrical characteristics 7 */ 7 (/%7 5 " $up $ vomfttpuifsxjtfopufe5zqjdbmwbmvftbsfbu5 " $
stresses beyond those listed under ?bsolute maximum ratings?may cause permanent damage to the device. these are stress rating s only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specificatio ns is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. v in to gnd ..................................................................-6v to +6v output short-circuit duration ............................................infinite set_ to gnd ............................................................-0.3v to +6v shdn_ _ to gnd ............................................................-6v to +6v shdn_ _ to in .............................................................-6v to +0.3v out_ to gnd...............................................-0.3v to (v in + 0.3v) continuous power dissipation (t a = +70?) ?ax (derate 4.1mw/? above +70?)......................330mw operating temperature range ...........................-40? to +85? junction temperature ......................................................+150? thermal resistance ( q ja )...............................................244?/w storage temperature range .............................-65? to +160? lead temperature (soldering, 10sec) .............................+300? ms 1 shutdown to output discharge delay (max8866) 0 1000 i shdn_ _ shdn input bias current v 0.4 v il shdn input threshold 2.0 v ih ? rms 220 output voltage noise 350 0.012 0.03 %/v -0.10 0 0.10 ? v lnr line regulation mv 55 120 dropout voltage (note 4) v 2.5 5.5 v in input voltage (note 1) 1.1 3.08 3.15 3.24 v v set_ 5.5 v out_ adjustable output voltage range (note 2) ma 100 maximum output current units min typ max symbol parameter c out = 1?, no load v shdn_ _ = v in v in = 2.5v to 5.5v, set_ tied to out_, i out_ = 1ma i out = 50ma conditions ma 220 i lim current limit (note 3) max886_t 10hz to 1mhz i out = 1ma max886_s 2.77 2.84 2.91 105 270 0.16 3000 na i q shdn shutdown supply current v out_ = 0v na 1.222 1.25 1.276 v set_ v in = 2.5v to 5.5v, i out_ = 1ma set reference voltage (note 2) v 0.015 50 i set_ v set_ = 1.3v set input leakage current (note 2) na 170 t shdn thermal shutdown temperature ? 20 ? t shdn thermal shutdown hysteresis ? 145 set_ = gnd ? i q ground pin current i out_ = 0ma to 50ma %/ma 0.006 ? v ldr load regulation i out_ = 50ma i out_ = 0ma max886_r v 2.73 2.80 2.87 v out_ output voltage 0ma i out 50ma, set_ = gnd shutdown thermal protection set input set_ = gnd set_ tied to out_ c out = 1? c out = 100?
max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? _______________________________________________________________________________________ 3 electrical characteristics 7 */ 7 (/%7 5 " $up $ vomfttpuifsxjtfopufe5zqjdbmwbmvftbsfbu5 " $
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note 1: guaranteed by line regulation test. note 2: adjustable mode only. note 3: not tested. for design purposes, the current limit should be considered 120ma minimum to 320ma maximum. note 4: the dropout voltage is defined as (v in_ - v out_ ) when v out_ is 100mv below the value of v out_ for v in_ = v out_ +2v. note 5: specifications to -40? are guaranteed by design and not production tested. max886_s 2.74 2.84 2.93 1.207 1.25 1.288 105 270 na max886_t 0.16 3000 i out = 1ma na i q shdn ma shutdown supply current 220 v set_ v out_ = 0v i lim ms 1 shutdown to output discharge delay (max8866) v in = 2.5v to 5.5v, i out_ = 1ma set reference voltage (note 2) 0 1000 v 0.015 50 20 i shdn_ _ shdn input bias current ? rms 220 output voltage noise ? t shdn 350 i set_ v set_ = 1.3v set input leakage current (note 2) thermal shutdown hysteresis ? na 0.012 0.03 %/v -0.11 0 0.11 ? v lnr line regulation 170 t shdn mv 55 120 dropout voltage (note 4) thermal shutdown temperature ? v 2.5 5.5 v in input voltage (note 1) 1.1 ? 3.05 3.15 3.26 v v set_ 5.5 v out_ adjustable output voltage range (note 2) ma 80 maximum output current units min typ max symbol parameter c out = 1? v shdn_ _ = v in 10hz to 1mhz v in = 2.5v to 5.5v, set_ tied to out_, i out_ = 1ma i out = 50ma conditions current limit (note 3) 145 set_ = gnd i q ground pin current %/ma 0.006 ? v ldr load regulation i out_ = 50ma i out_ = 0ma i out_ = 0ma to 50ma set_ = gnd set_ tied to out_ v 0.4 v il shdn input threshold 2.0 v ih c out = 1? c out = 100? max886_r v 2.70 2.80 2.89 v out_ output voltage 0ma i out 50ma, set_ = gnd shutdown set input thermal protection
max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? 4 _______________________________________________________________________________________ a j?^?
q ______________________________________________________________________ (v in = +3.6v, c in = 2?, c out = 1?, shdn2 = gnd, max886_s, t a = +25?, unless otherwise noted.) 3.00 2.70 02030 10 60 70 100 output voltage vs. load current 2.75 2.95 2.90 max8865/66-01 load current (ma) output voltage (v) 40 50 80 90 2.85 2.80 v out1 180 020 10 60 70 100 supply current vs. load current 140 160 120 max8865/66-02 load current (ma) supply current ( m a) 30 40 50 80 90 100 60 80 shdn2 = v in , i load2 = 50ma shdn2 = gnd 3.5 0 01 4 6 output voltage vs. input voltage 1.0 0.5 3.0 2.5 max8865/66-03 input voltage (v) output voltage (v) 23 5 2.0 1.5 v out1 no load 100 0 01 4 6 supply current vs. input voltage 30 20 10 80 90 70 max8865/66-04 input voltage (v) supply current ( m a) 23 5 60 40 50 i load1 = 50ma i load1 = 0ma one regulator enabled, no load 180 60 -40 -20 40 80 supply current vs. temperature 100 80 160 140 max8865/66-07 temperature (?) supply current ( m a) 020 60 120 shdn2 = v in i load1 = i load2 = 50ma shdn2 = gnd i load1 = 50ma 200 0 01 4 6 total supply current vs. input voltage 60 40 20 160 180 140 max8865/66-05 input voltage (v) supply current ( m a) 23 5 120 80 100 i load1 = i load2 = 50ma i load1 = i load2 = 0ma shdn1 = shdn2 = v in 3.0 2.7 -40 -20 40 80 output voltage vs. temperature 2.8 max8865/66-06 temperature (?) output voltage (v) 020 60 2.9 0 60 40 20 80 100 120 140 0 20 60 100 dropout voltage vs. load current max8865/66-08 load current (ma) dropout voltage (mv) 40 80 10 30 70 50 90 t a = +85? t a = +25? t a = -40? 110 max8865/66-09 frequency (khz) psrr (db) 80 70 60 50 40 30 10 20 0 100 1000 0.10 0.01 v out = 2.84v r l = 55 w c out = 10 m f c out = 1 m f power-supply rejection ratio vs. frequency
max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? _______________________________________________________________________________________ 5 10 0.01 0.1 10 100 1 1000 output spectral noise density vs. frequency 0.1 max8865/66-10 frequency (khz) output spectral noise density ( m v/hz) 1 r l = 55 w c out = 1? c out = 100? 1000 0.01 05060708090 10 20 30 40 100 region of stable c out esr vs. load current 0.1 max8865/66-11 load current (ma) c out esr ( w ) 1 10 100 internal feedback stable region c out = 1? external feedback i load = 50ma, v out is ac coupled line-transient response 4.6v 3.6v 2.84v 2.82v 2.83v 50 m s/div v in v out i load = 50ma, v out is ac coupled output noise dc to 1mhz v out 1ms/div v in = 3.60v, i load = 0ma to 50ma, c in = 10 m f, v out is ac coupled load-transient response i load 10 m s/div v out 50ma 0ma 2.85v 2.84v 2.83v a j?^?
q v ________________________________________________________________ (v in = +3.6v, c in = 2?, c out = 1?, shdn2 = gnd, max886_s, t a = +25?, unless otherwise noted.)
max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? 6 _______________________________________________________________________________________ a j?^?
q v ________________________________________________________________ (v in = +3.6v, c in = 2?, c out = 1?, shdn2 = gnd, max886_s, t a = +25?, unless otherwise noted.) load-transient response 10 m s/div v in = v out + 0.2v, i load = 0ma to 50ma, c in = 10 m f, v out is ac coupled v out i load 50ma 0ma 2.85v 2.84v 2.83v load-transient response 10 m s/div v in = v out + 0.1v, i load = 0ma to 50ma, c in = 10 m f, v out is ac coupled v out i load 50ma 0ma 2.85v 2.84v 2.83v no load max8866 shutdown (no load) v out 2v 0v 4v 2v 0v v shdn 500 m s/div c in = 10 m f, i out1 = 100ma, shdn2 = v in crosstalk due to load transient v out2 ac coupled (50mv/div) 100ma 0ma i load2 v out1 ac coupled (10mv/div) 20 m s/div i load = 50ma max8866 shutdown (50ma load) 500 m s/div v out 2v 0v 4v 2v 0v v shdn
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max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? 8 _______________________________________________________________________________________ shutdown logic error amp 1.25v ref p n * out1 set1 dual-mode comparator 60mv in shdn1 max8865 max8866 mos driver with i limit thermal sensor reverse battery protection shutdown logic error amp p n * out2 set2 dual-mode comparator 60mv * auto-discharge, max8866 only gnd shdn2 mos driver with i limit reverse battery protection
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max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? ______________________________________________________________________________________ 11 ?-? @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ l a c a1 b dim a a1 b c d e e h l a min 0.036 0.004 0.010 0.005 0.116 0.116 0.188 0.016 0 max 0.044 0.008 0.014 0.007 0.120 0.120 0.198 0.026 6 min 0.91 0.10 0.25 0.13 2.95 2.95 4.78 0.41 0 max 1.11 0.20 0.36 0.18 3.05 3.05 5.03 0.66 6 inches millimeters 8-pin m max micromax small-outline package 0.65 0.0256 a e e h d 0.101mm 0.004 in 21-0036d
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5's`ts?t|?7?!?b?vb?-y`?b{ 12 __________________maxim integrated products, 120 san gabriel drive, sunnyvale, ca 94086 (408) 737-7600 1996 maxim integrated products is a registered trademark of maxim integrated products. max8865t/s/r, max8866t/s/r ???z?????z n"? ??a?? b eg3 ? f?n y s
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