positive adjustable voltage regulator semelab limited reserves the right to change test c onditions, parameter limits and package dimensions without notice. information furnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any errors or omissions discovered in its use. semelab encourage s customers to verify that datasheets are current before placing o rders. semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8371 issue 1 page 1 of 5 IP117SMD / lm117smd ip117asmd / lm117asmd ip117hvsmd / lm117hvsmd ip117ahvsmd / lm117ahvsmd absolute maximum ratings (t c = 25c unless otherwise stated) standard 40v v i - v o input ? output voltage differential hv series 60v i o output current internally limited p d power dissipation internally limited t j operating junction temperature range -55 to +150c t stg storage temperature range -65 to +150c thermal properties symbols parameters min. typ. max. units r jc thermal resistance, junction to case 3.5 c/w ** this datasheet supersedes document 2829 description the 117 series regulators are adjustable 3 terminal voltage regulators capable of supplying in excess of 1.5a over an output voltage range of 1.25v to 40v (hv series, 60v). the regulators are exceptionally easy to apply requirin g only 2 external resistors to set the output voltage. every effort has been made to make these devices ea sy to use and difficult to damage. internal current limiting and power limiting coupled with true thermal limiting prevent s damage due to overloads or shorts, even if the re gulators are not fastened to a heat sink. features ? 1.5a output current guaranteed ? internal thermal overload protection ? output short circuit protected ? hermetic ceramic surface mount package ? screening options available applications ? adjustable power supplies ? system power supplies ? precision voltage / current regulators
positive adjustable voltage regulator semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8371 issue 1 page 2 of 5 electrical characteristics (1)(3) (t c = 25c unless otherwise stated) lm117, ip117, lm117hv, ip117hv symbols parameters test conditions min. typ max. units i out = 10ma 1.200 1.250 1.300 v ref reference voltage 10ma i out i max , p p max , 3v (v in -v out ) v max ? 1.200 1.250 1.300 v 0.010 0.020 in out v v ? ? line regulation (2) 3v (v in -v out ) v max , i out = 10ma ? 0.020 0.050 %/v v out 5v 5 15 mv v out 5v 0.1 0.3 % v out 5v ? 20 50 mv out i out v ? ? load regulation (2)(3) 10ma i out i max v out 5v ? 0.3 1.0 % thermal regulation v in = 7.92v, i out = 1.5a, p d = 10w, t a = 25c, 20ms pulse 0.030 0.070 %/w v out = 10v c adj = 0 65 ripple rejection f = 120hz c adj = 10f ? 66 80 db i adj adjust pin current ? 50 100 ? i adj adjust pin current change 10ma i out i max , 2.5v (v in -v out ) v max ? 0.2 5 a (v in - v out ) = 40v ? 3.5 5 i min minimum load current (v in - v out ) = 60v (hv series) (hv series) (hv series) (hv series) ? 3.5 7 ma (v in - v out ) 15v ? 1.5 2.2 (v in - v out ) = 40v ? 0.3 0.5 i cl current limit (v in - v out ) = 60v (hv series) (hv series) (hv series) (hv series) ? 0.1 a temp out v ? ? temperature stability ? 1.0 time out v ? ? long term stability t a = 125c, 1000hrs 0.3 1.0 e n rms output noise (% of v out ) t a = 25c, 10hz f 10khz 0.001 % notes notes notes notes the denotes the specifications which apply over the fu ll operating temperature range. (1) test conditions unless otherwise stated: v in - v out = 5v, i out = 0.5a, p max = 10w, i max = 1.5a (2) regulation is measured at constant junction tempera ture, using pulse testing at a low duty cycle. chan ges in output voltage due to heating effects are covered under thermal regulation specif ications. load regulation is measured at the juncti on of the wide and narrow portion of the output lead. (3) v max = 40v for lm117, ip117, lm117a, ip117a v max = 60v for lm117hv, ip117hv, lm117ahv, ip117ahv
positive adjustable voltage regulator semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8371 issue 1 page 3 of 5 electrical characteristics (1)(3) (t c = 25c unless otherwise stated) lm117a, ip117a, lm117ahv, ip117ahv symbols parameters test conditions min. typ max. units i out = 10ma 1.238 1.250 1.262 v ref reference voltage 10ma i out i max , p p max , 3v (v in -v out ) v max 1.225 1.250 1.270 v 0.005 0.010 in out v v ? ? line regulation (2) 3v (v in -v out ) v max , i out = 10ma 0.010 0.020 %/v v out 5v 5 15 mv v out 5v 0.1 0.3 % v out 5v 15 50 mv out i out v ? ? load regulation (2)(3) 10ma i out i max v out 5v 0.3 1.0 % thermal regulation v in = 7.92v, i out = 1.5a, p d = 10w, t a = 25c, 20ms pulse 0.002 0.020 %/w v out = 10v c adj = 0 65 ripple rejection f = 120hz c adj = 10f 66 80 db i adj adjust pin current 50 100 ? i adj adjust pin current change 10ma i out i max , 2.5v (v in -v out ) v max 0.2 5 a (v in - v out ) = 40v 3.5 5 i min minimum load current (v in - v out ) = 60v (hv series) (hv series) (hv series) (hv series) 3.5 7 ma (v in - v out ) 15v 1.5 2.2 (v in - v out ) = 40v 0.3 0.5 i cl current limit (v in - v out ) = 60v (hv series) (hv series) (hv series) (hv series) 0.1 a temp out v ? ? temperature stability 1.0 2 time out v ? ? long term stability t a = 125c, 1000hrs 0.3 1.0 e n rms output noise (% of v out ) t a = 25c, 10hz f 10khz 0.001 % notes notes notes notes the denotes the specifications which apply over the fu ll operating temperature range. (1) test conditions unless otherwise stated: v in - v out = 5v, i out = 0.5a, p max = 10w, i max = 1.5a (2) regulation is measured at constant junction tempera ture, using pulse testing at a low duty cycle. chan ges in output voltage due to heating effects are covered under thermal regulation specif ications. load regulation is measured at the juncti on of the wide and narrow portion of the output lead. (3) v max = 40v for lm117, ip117, lm117a, ip117a v max = 60v for lm117hv, ip117hv, lm117ahv, ip117ahv
positive adjustable voltage regulator semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8371 issue 1 page 4 of 5 applications information oe vpp read 0v 5v write byte 5v 21v chip erase 12v 21v adj ip317a return 121 383 lm301a 8 6 4 3 2 7 1 25 5 f 1k 25 v i n (max drop 300mv) output v i n v i n v o u t r p r l return 1 k 1 k 383 121 a d j i p 31 7 a v i n v o u t 2 n 3904 tt l 1 f v i n v o u t 5 v 249 1% adj ip317a v i n v o u t 1 f +24v to 750 1% 3.24k 1% v p p 39k 18k 100k to oe read write byte erase chip erase all gates 7406. r1 121 adj ip317a v i n v o u t 1 f v in c1 10 f 5v r2 383 20k 10k 50 2n3906 243 adj ip317a v i n v o u t v in 1n4001 50k 12v thermally couple 2816 eeprom supply programmer for read / write control remote sensing 5v regulator with shut down c1 improves ripple rejection xc should be small compared to r2 improving ripple rejection temperature compensated lead-acid battery charger ip 117 ip117 ip117 ip117 ip117
positive adjustable voltage regulator semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8371 issue 1 page 5 of 5 mechanical data dimensions in mm (inches) smd1 (to276ab) pin 1 = adj. pin 2 = v out pin 3 = v in 3.60 (0.142) max. 3.70 (0.146) 3.41 (0.134) 3.70 (0.146) 3.41 (0.134) 0.89 (0.035) min. 4.14 (0.163) 3.84 (0.151) 10.69 (0.421) 10.39 (0.409) 9.67 (0.381) 9.38 (0.369) 11.58 (0.456) 11.28 (0.444) 16.02 (0.631) 15.73 (0.619) 0.50 (0.020) 0.26 (0.010) 0.76 (0.030) min. 1 3 2
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