a79m00 series negative-voltage regulators slvs060j ? june 1976 ? revised may 2003 1 post office box 655303 ? dallas, texas 75265 3-terminal regulators output current up to 500 ma no external components high power-dissipation capability internal short-circuit current limiting output transistor safe-area compensation a79m05, a79m08 . . . ktp package (top view) output input common input output a79m05 . . . kc (to-220) package (top view) common input input output a79m05 . . . kcs (to-220) package (top view) common input input description/ordering information this series of fixed-negative-voltage integrated-circuit voltage regulators is designed to complement the a78m00 series in a wide range of applications. these applications include on-card regulation for elimination of noise and distribution problems associated with single-point regulation. each of these regulators delivers up to 500 ma of output current. the internal current-limiting and thermal-shutdown features of these regulators essentially make them immune to overload. in addition to use as fixed-voltage regulators, these devices can be used with external components to obtain adjustable output voltages and currents, and also as the power-pass element in precision regulators. ordering information t j v o (nom) (v) package ? orderable part number top-side marking power flex (ktp) reel of 3000 a79m05cktpr a79m05c 0 cto125 c ?5 to-220 (kc) tube of 50 a79m05ckc a79m05c 0 c to 125 c to-220, short shoulder (kcs) tube of 20 a79m05ckcs a79m05c ?8 power flex (ktp) reel of 3000 a79m08cktpr a79m08c ? package drawings, standard packing quantities, thermal data, symbolization, and pcb design guidelines are available at www.ti.com/sc/package. please be aware that an important notice concerning availability, standard warranty, and use in critical applications of texas instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. copyright ? 2003, texas instruments incorporated production data information is current as of publication date. products conform to specifications per the terms of texas instruments standard warranty. production processing does not necessarily include testing of all parameters.
a79m00 series negative-voltage regulators slvs060j ? june 1976 ? revised may 2003 2 post office box 655303 ? dallas, texas 75265 schematic 4.5 k ? to 6.3 k ? common output input 0.1 ? 0.2 ? 1.7 k ? to 18 k ? resistor values shown are nominal. absolute maximum ratings over virtual junction temperature range (unless otherwise noted) ? input voltage, v i 35 v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . operating virtual junction temperature, t j 150 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . lead temperature 1,6 mm (1/16 inch) from case for 10 seconds 260 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . storage temperature range, t stg ? 65 c to 150 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ? stresses beyond those listed under ? absolute maximum ratings ? may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under ? recommended operating conditions ? is not implied. exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. package thermal data (see note 1) package board jc ja power-flex (ktp) high k, jesd 51-5 19 c/w 28 c/w to-220 (kc/kcs) high k, jesd 51-5 3 c/w 19 c/w note 1: maximum power dissipation is a function of t j (max), ja , and t a . the maximum allowable power dissipation at any allowable ambient temperature is p d = (t j (max) ? t a )/ ja . operating at the absolute maximum t j of 150 c can affect reliability.
a79m00 series negative-voltage regulators slvs060j ? june 1976 ? revised may 2003 3 post office box 655303 ? dallas, texas 75265 recommended operating conditions min max unit v i in p ut voltage a79m05c ? 7 ? 25 v v i input voltage a79m08c ? 10.5 ? 25 v i o output current 500 ma t j operating virtual junction temperature 0 125 c electrical characteristics at specified virtual junction temperature, v i = ? 10 v, i o = 350 ma, t j = 25 c (unless otherwise noted) parameter test conditions ? a79m05c unit parameter test conditions ? min typ max unit out p ut voltage v i = 7vto 25 v i o =5mato350ma ? 4.8 ? 5 ? 5.2 v output voltage v i = ? 7 v to ? 25 v , i o = 5 ma to 350 ma t j = 0 c to 125 c ? 4.75 ? 5.25 v in p ut voltage regulation v i = ? 7 v to ? 25 v 7 50 mv input voltage regulation v i = ? 8 v to ? 18 v 3 30 mv ri pp le rejection v i = ? 8 v to ? 18 v, i o = 100 ma, t j = 0 c to 125 c 50 db ripple rejection i , f = 120 hz i o = 300 ma 54 60 db out p ut voltage regulation i o = 5 ma to 500 ma 75 100 mv output voltage regulation i o = 5 ma to 350 ma 50 mv temperature coefficient of output voltage i o = 5 ma, t j = 0 c to 125 c ? 0.4 mv/ c output noise voltage f = 10 hz to 100 khz 125 v dropout voltage 1.1 v bias current 1 2 ma bias current change v i = ? 8 v to ? 18 v, t j = 0 c to 125 c 0.4 ma bias current change i o = 5 ma to 350 ma, t j = 0 c to 125 c 0.4 ma short-circuit output current v i = ? 30 v 140 ma peak output current 0.65 a ? pulse-testing techniques maintain t j as close to t a as possible. thermal effects must be taken into account separately. all characteristics are measured with a 2- f capacitor across the input and a 1- f capacitor across the output.
a79m00 series negative-voltage regulators slvs060j ? june 1976 ? revised may 2003 4 post office box 655303 ? dallas, texas 75265 electrical characteristics at specified virtual junction temperature, v i = ? 19 v, i o = 350 ma, t j = 25 c (unless otherwise noted) parameter test conditions ? a79m08c unit parameter test conditions ? min typ max unit out p ut voltage v i = 105vto 25 v i o =5mato350ma ? 7.7 ? 8 ? 8.3 v output voltage v i = ? 10 . 5 v to ? 25 v , i o = 5 ma to 350 ma t j = 0 c to 125 c ? 7.6 ? 8.4 v in p ut voltage regulation v i = ? 10.5 v to ? 25 v 8 80 mv input voltage regulation v i = ? 11 v to ? 21 v 4 50 mv ri pp le rejection v i = ? 11.5 v to ? 21.5 v, i o = 100 ma, t j = 0 c to 125 c 50 db ripple rejection i , f = 120 hz i o = 300 ma 54 59 db out p ut voltage regulation i o = 5 ma to 500 ma 90 160 mv output voltage regulation i o = 5 ma to 350 ma 60 mv temperature coefficient of output voltage i o = 5 ma, t j = 0 c to 125 c ? 0.6 mv/ c output noise voltage f = 10 hz to 100 khz 200 v dropout voltage i o = 5 ma 1.1 v bias current 1 2 ma bias current change v i = ? 10.5 v to ? 25 v, t j = 0 c to 125 c 0.4 ma bias current change i o = 5 ma to 350 ma, t j = 0 c to 125 c 0.4 ma short-circuit output current v i = ? 30 v 140 ma peak output current 0.65 a ? pulse-testing techniques maintain t j as close to t a as possible. thermal effects must be taken into account separately. all characteristics are measured with a 2- f capacitor across the input and a 1- f capacitor across the output.
mechanical data mcfp001a january 1995 revised december 1995 1 post office box 655303 ? dallas, texas 75265 u (s-gdfp-f10) ceramic dual flatpack 4040179 / b 03/95 0.080 (2,03) 0.250 (6,35) 0.019 (0,48) 4 places 0.300 (7,62) max 0.045 (1,14) 0.008 (0,20) 0.050 (1,27) 0.015 (0,38) 0.005 (0,13) min 0.026 (0,66) 0.004 (0,10) 0.246 (6,10) 1 10 5 6 0.250 (6,35) 0.350 (8,89) 0.350 (8,89) 0.250 (6,35) 0.050 (1,27) base and seating plane 0.280 (7,11) 0.230 (5,84) notes: a. all linear dimensions are in inches (millimeters). b. this drawing is subject to change without notice. c. this package can be hermetically sealed with a ceramic lid using glass frit. d. index point is provided on cap for terminal identification only. e. falls within mil std 1835 gdfp1-f10 and jedec mo-092aa
mechanical data mpsf001f ? january 1996 ? revised january 2002 1 post office box 655303 ? dallas, texas 75265 ktp (r-psfm-g2) powerflex ? plastic flange-mount package 0.228 (5,79) 0.218 (5,54) 0.233 (5,91) 0.243 (6,17) 0.001 (0,02) 0.005 (0,13) 0.070 (1,78) seating plane 0.080 (2,03) 0.010 (0,25) nom gage plane 0.010 (0,25) 4073388/m 01/02 0.037 (0,94) 0.047 (1,19) 0.247 (6,27) 0.237 (6,02) nom 0.215 (5,46) 0.371 (9,42) 0.381 (9,68) 0.090 (2,29) 0.100 (2,54) 0.287 (7,29) 0.031 (0,79) 0.032 (0,81) max 0.277 (7,03) 0.025 (0,63) 0.130 (3,30) nom 0.090 (2,29) 0.180 (4,57) m 0.010 (0,25) 0.004 (0,10) 2 ? 6 0.040 (1,02) 0.050 (1,27) thermal tab (see note c) 0.010 (0,25) nom notes: a. all linear dimensions are in inches (millimeters). b. this drawing is subject to change without notice. c. the center lead is in electrical contact with the thermal tab. d. dimensions do not include mold protrusions, not to exceed 0.006 (0,15). e. falls within jedec to-252 variation ac. powerflex is a trademark of texas instruments.
mp s f 0 17a - oc t o ber 2 00 2 - revi s ed febr u ary 2 003
mechanical data msot007a january 1995 revised september 1995 1 post office box 655303 ? dallas, texas 75265 kc (r-psfm-t3) plastic flange-mount package 4040207 / b 01/95 (see note f) 0.185 (4,70) 0.270 (6,86) 0.230 (5,84) 0.175 (4,46) (see note h) 0.052 (1,32) 0.048 (1,22) 0.122 (3,10) 0.102 (2,59) 0.025 (0,64) 0.012 (0,30) 0.420 (10,67) max 0.250 (6,35) 0.380 (9,65) (see note h) 0.146 (3,71) 0.156 (3,96) dia 0.125 (3,18) (see note c) 3 0.070 (1,78) 0.045 (1,14) 1 0.035 (0,89) 0.029 (0,74) 0.625 (15,88) 0.562 (14,27) 0.500 (12,70) 0.560 (14,22) 0.120 (3,05) 0.100 (2,54) 0.100 (2,54) m 0.010 (0,25) 0.200 (5,08) notes: a. all linear dimensions are in inches (millimeters). b. this drawing is subject to change without notice. c. lead dimensions are not controlled within this area. d. all lead dimensions apply before solder dip. e. the center lead is in electrical contact with the mounting tab. f. the chamfer is optional. g. falls within jedec to-220ab h. tab contour optional within these dimensions
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