3.3 - 1 3.3 three terminal, precision adjustable positive voltage regulator in hermetic style packages (lm117) 4 11 r2 supersedes 1 07 r1 1.5 amp positive adjustable voltage regulator approved to desc drawing 7703401 om1320stm om1320n2m om1320nmm OM1320NTM om1320smm om1320nkm features similar to industry standard lm117 approved to desc standardized military drawing number 7703401 built in thermal overload protection short circuit current limiting available in six package styles description these three terminal positive regulators are supplied in hermetically sealed packages. all protective features are designed into the circuit, including thermal shutdown, current-limiting, and safe-area control. with heat sinking, these devices can deliver up to 1.5 amps of output current. the lcc-20 device is limited to 0.5 amps. the unit also features output voltages that can be fixed from 1.2 volts to 37 volts using external resistors. absolute maximum ratings t c @ 25? power dissipation lcc-20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 w case-all others . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 w input - output voltage differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 v operating junction temperature range . . . . . . . . . . . . . . . . . . . . . - 55? to + 150? storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 65? to + 150? lead temperature (soldering 10 seconds) . . . . . . . . . . . . . . . . . . . . . . . . . . . 300? thermal resistance, junction to case: lcc-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17?/w to-257 (isol) and smd-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2?/w to-257 (non-isol) and smd-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5?/w to-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.0?/w maximum output current: lcc-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 a case-all others . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5 a recommended operating conditions: output voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.2 to 37 vdc ambient operating temperature range (t a ). . . . . . . . . . . . . . . - 55? to + 125? input voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.25 to 41.25 vdc please see mechanical outlines herein
3.3 - 2 3.3 OM1320NTM, om1320stm, om1320nkm, om1320smm, om1320nmm, om1320n2m electrical characteristics -55? t a 125?, i l = 8ma (unless otherwise specified) OM1320NTM, om1320stm, om1320nkm, om1320smm, om1320nmm parameter symbol test conditions min. max. unit reference voltage v ref v diff = 3.0v, t a = 25? 1.20 1.30 v diff = 3.3v 1.20 1.30 v v diff = 40v 1.20 1.30 line regulation r line 3.0v v diff 40v, v out = v ref , t a = 25? -9 9 mv (note 1) 3.3v v diff 40v, v out = v ref -23 23 load regulation r load v diff = 3.0v, 10ma i l 1.5a, t a = 25? -15 15 (note 1) v diff = 3.3v, 10ma i l 1.5a -15 15 mv v diff = 40v, 10ma i l 300ma, t a = 25? -15 15 v diff = 40v, 10ma i l 195ma -15 15 thermal regulation v rth v in = 14.6v, i l = 1.5a -16 16 mv p d = 20 watts, t = 20 ms, t a =25? ripple rejection r n f = 120 hz, v out = v ref 66 db (note 2) c adj = 10 ? adjustment pin current i adj v diff = 3.0v, t a = 25? 100 v diff = 3.3v 100 ? v diff = 40v 100 adjustment pin ? i adj v diff = 3.0v, 10ma i l 1.5a, t a = 25? -5 5 current change v diff = 3.3v, 10ma i l 1.5a -5 5 v diff = 40v, 10ma i l 300ma, t a = 25? -5 5 v diff = 40v, 10ma i l 195ma -5 5 a 3.0v v diff 40v, t a = 25? -5 5 3.3v v diff 40v -5 5 miminum load current i lmin v diff = 3.0v, v out = 1.4v (forced) 5.0 v diff = 3.3v, v out = 1.4v (forced) 5.0 ma v diff = 40v, v out = 1.4v (forced) 5.0 current limit i cl v diff = 15v 1.5 3.5 (note 2) v diff = 40v, t a = 25? 0.18 1.5 a notes: 1. load and line regulation are specified at a constant junction temperature. pulse testing with low duty cycle is used. changes in output voltage due to heating effects must be taken into account separately. 2. if not tested, shall be guaranteed to the specified limits. 3. the denotes the specifications which apply over the full operating temperature range. part number designator standard military drawing number omnirel part number omnirel package designation 7703401m om1320smm smd-3 7703401u om1320stm to-257 (isolated) 7703401t OM1320NTM to-257 (non-isolated) 7703401y om1320 nkm to-3 7703401n om1320nmm smd-1 77034012 om1320n2m lcc-20 * package codes: k= to-204aa (to-3) t= to-257aa 2= lcc-20 m= smd-1, 3 part numbering system voltage regulators om-1322 -s -t -m company identification part number s= isolated n= non isolated package (see package codes*) screening m= mil-m 38535
3.3 - 3 3.3 electrical characteristics -55? t a 125?, i l = 8ma (unless otherwise specified) om1321n2m om1320stm v in c in * 0.1 ? v out c o ** 1.0 ? r 2 adjust i adj r 1 240 ? standard application *c in is required if regulator is located an appreciable distance from power supply filter. ** c o is not needed for stability, however it does improve transient response. v out = 1.25 v (1 + r 2 )+ i ad j r 2 r 1 since i adj is controlled to less than 100 ?, the error associated with this term is negligible in most applications. OM1320NTM, om1320stm, om1320nkm, om1320smm, om1320nmm, om1320n2m, parameter symbol test conditions min. max. unit reference voltage v ref v diff = 3.0v, t a = 25? 1.20 1.30 v diff = 3.3v 1.20 1.30 v v diff = 40v 1.20 1.30 line regulation r line 3.0v v diff 40v, v out = v ref , t a = 25? -9 9 mv (note 1) 3.3v v diff 40v, v out = v ref -23 23 load regulation r load v diff = 3.0v, 10ma i l .5a, t a = 25? -15 15 (note 1) v diff = 3.3v, 10ma i l .5a -15 15 mv v diff = 40v, 10ma i l 150ma, t a = 25? -15 15 v diff = 40v, 10ma i l 100ma -15 15 thermal regulation v rth v in = 14.6v, i l = 300ma -16 16 mv p d = 4 watts, t = 20 ms, t a =25? ripple rejection r n f = 120 hz, v out = v ref 66 db (note 2) c adj = 10 ? adjustment pin current i adj v diff = 3.0v, t a = 25? 100 v diff = 3.3v 100 ? v diff = 40v 100 adjustment pin ? i adj v diff = 3.0v, 10ma i l .5a, t a = 25? -5 5 current change v diff = 3.3v, 10ma i l .5a -5 5 v diff = 40v, 10ma i l 150ma, t a = 25? -5 5 v diff = 40v, 10ma i l 100ma -5 5 a 3.0v v diff 40v, t a = 25? -5 5 3.3v v diff 40v -5 5 miminum load current i lmin v diff = 3.0v, v out = 1.4v (forced) 5.0 v diff = 3.3v, v out = 1.4v (forced) 5.0 ma v diff = 40v, v out = 1.4v (forced) 5.0 current limit i cl v diff = 15v .5 1.65 (note 2) v diff = 40v, t a = 25? 0.15 0.065 a notes: 1. load and line regulation are specified at a constant junction temperature. pulse testing with low duty cycle is used. changes in output voltage due to heating effects must be taken into account separately. 2. if not tested, shall be guaranteed to the specified limits. 3. the denotes the specifications which apply over the full operating temperature range.
.430 .410 .200 .190 .038 max. .005 .120 typ. .537 .527 .665 .645 .420 .410 .150 .140 .750 .500 .100 typ. .035 .025 .045 .035 1.197 1.177 0.675 0.655 0.188 r. max. 0.440 0.420 0.161 0.151 0.525 r. max. 0.225 0.205 seating plane 0.312 min. 0.450 0.250 0.043 0.038 2 plcs. 0.135 max. 0.875 max. 1.53 ref. mechanical outline .425 .200 .100 .350 min. .080 .160 .020 .020 .035 wide flat 3 plcs. .115 .425 .140 .415 .157 .015 .140 .140 .075 .075 .062 .375 .030 min. side view bottom view .075 ( .010) typ. .040 .020 x45 ref. .040 x45 ref (3 pl) .010 .160 sq. ref. .065 .009 r. 20 plcs. bottom side 3 1 19 18 14 4 13 9 .003 .050 typ. .050 ( .005) typ. .085 .025 sq. typ. ( .003) .025 typ. 12 3 1 2 3 om1320smm front view pin 1 - adjust pin 2 - input pin 3 - output case - isolated om1320stm OM1320NTM isolated non-isolated front view front view pin 1 - adjust pin 1 - adjust pin 2 - output pin 2 - output pin 3 - input pin 3 - input tab - isolated tab - output 1 2 3 2 1 om1320nkm pin 1 - adjust pin 2 - input case - output om1320n2m pin 1 v out (sense) pin 11 nc pin 2 nc pin 12 nc pin 3 nc pin 13 nc pin 4 nc pin 14 nc pin 5 v in pin 15 nc pin 6 nc pin 16 nc pin 7 nc pin 17 nc pin 8 nc pin 18 nc pin 9 nc pin 19 nc pin 10 adjust pin 20 v out for additional information please see the mechanical outline section. OM1320NTM, om1320stm, om1320nkm, om1320smm, om1320nmm, om1320n2m, 3.3 om1320nmm pin 1 - adjust pin 2 - input pin 3 - output
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