3.5 - 25 3.5 three terminal, precision adjustable positive voltage regulator in hermetic style packages (lm117ahv) 4 11 r2supersedes 1 07 r1 1.5 amp positive adjustable voltage regulator approved to desc drawing 7703407 om1326stmom1326n2m om1326nmm om1326ntm om1326smm om1326nkm features ? similar to industry standard lm117ahv ? approved to desc standardized military drawing number 7703407 ? built in thermal overload protection ? short circuit current limiting ? available in six package styles ? maximum output voltage tolerance is guaranteed to + 1% 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 .5 amps. the unit also features output voltages that can be fixed from 1.2 volts to 57 volts using external resistors. absolute maximum ratings t c @ 25c power dissipation case 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 w case-all others. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 w input - output voltage differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 v operating junction temperature range . . . . . . . . . . . . . . . . . . . . . - 55c to + 150c storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 65c to + 150c lead temperature (soldering 10 seconds) . . . . . . . . . . . . . . . . . . . . . . . . . . . 300c thermal resistance, junction to case: case 2, lcc-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17c/w case u & m, to-257 (isol) and smd-3 . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2c/w case t&n, to-257 (non-isol) and smd-1 . . . . . . . . . . . . . . . . . . . . . . . 3.5c/w case y, to-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0c/w maximum output current: case 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 acase-all others. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5a recommended operating conditions: output voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.2 to 57 vdcambient operating temperature range (t a ). . . . . . . . . . . . . . . . - 55c to + 125c input voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.25 to 61.25 vdc please see mechanical outlines herein downloaded from: http:///
3.5 - 26 3.5 om1326ntm, om1326stm, om1326nkm, om1326smm, om1326nmm, om1326n2m parameter symbol test conditions min. max. unit reference voltage v ref v diff = 3.0v, t a = 25c 1.238 1.262 v diff = 3.3v ? 1.225 1.270 v v diff = 40v ? 1.225 1.270 v diff = 60v ? 1.225 1.270 line regulation r line 3.0v v diff 40v, v out = v ref , t a = 25c -4.5 4.5 (note 1) 3.3v v diff 40v, v out = v ref ? -9 -9 mv 40v v diff 60v, v out = v ref , t a = 25c -5 5 40v v diff 60v, v out = v ref ? -10 10 load regulation r load v diff = 3.0v, 10ma i l 1.5a, t a = 25c -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 = 25c -15 15 v diff = 40v, 10ma i l 195ma ? -15 15 v diff = 60v, 10ma i l 30ma ? -15 15 thermal regulation v rth v in = 14.6v, i l = 1.5a -5 5 mv p d = 20 watts, t = 20 ms, t a = 25c ripple rejection r n f = 120 hz, v out = v ref ? 66 db (note 2) c adj = 10 f, i out = 100 ma adjustment pin current i adj v diff = 3.0v, t a = 25c 100 v diff = 3.3v ? 100 a v diff = 40v ? 100 v diff = 60v ? 100 adjustment pin ?i adj v diff = 3.0v, 10ma i l 1.5a, t a = 25c -5 5 current change v diff = 3.3v, 10ma i l 1.5a ? -5 5 v diff = 40v, 10ma i l 300ma, t a = 25c -5 5 v diff = 40v, 10ma i l 195ma ? -5 5 a 3.0v v diff 40v, t a = 25c -5 5 3.3v v diff 40v ? -5 5 3.3v v diff 60v ? -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 v diff = 60v, v out = 1.4v (forced) ? 7.0 current limit i cl v diff = 5v ? 1.5 3.5 (note 2) v diff = 40v, t a = 25c 0.3 1.5 a v diff = 60v, t a = 25c 0.05 0.50 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 7703407m om1326smm smd-3 7703407u om1326stm to-257 (isolated) 7703407t om1326ntm to-257 (non-isolated) 7703407y om1326nkm to-3 7703407n om1326nmm smd-1 77034072 om1326n2m lcc-20 electrical characteristics -55c t a 125c, i l = 8ma (unless otherwise specified) om1326ntm, om1326stm, om1326nkm, om1326smm, om1326nmm downloaded from: http:///
3.5 - 27 3.5 parameter symbol test conditions min. max. unit reference voltage v ref v diff = 3.0v, t a = 25c 1.238 1.262 v diff = 3.3v ? 1.225 1.270 v v diff = 40v ? 1.225 1.270 v diff = 60v ? 1.225 1.270 line regulation r line 3.0v v diff 40v, v out = v ref , t a = 25c -4.5 4.5 (note 1) 3.3v v diff 40v, v out = v ref ? -9 -9 mv 40v v diff 60v, v out = v ref , t a = 25c -5 5 40v v diff 60v, v out = v ref ? -10 10 load regulation r load v diff = 3.0v, 10ma i l 500 ma, t a = 25c -15 15 (note 1) v diff = 3.3v, 10ma i l 500 ma ? -15 15 mv v diff = 40v, 10ma i l 150 ma, t a = 25c -15 15 v diff = 40v, 10ma i l 100 ma ? -15 15 v diff = 60v, 10ma i l 20 ma ? -15 15 thermal regulation v rth v in = 14.6v, i l = 300 ma -2 2 mv p d = 4.0 watts, t = 20 ms, t a = 25c ripple rejection r n f = 120 hz, v out = v ref ? 66 db (note 2) c adj = 10 f, i out = 100 ma adjustment pin current i adj v diff = 3.0v, t a = 25c 100 v diff = 3.3v ? 100 a v diff = 40v ? 100 v diff = 60v ? 100 adjustment pin ?i adj v diff = 3.0v, 10ma i l 500 ma, t a = 25c -5 5 current change v diff = 3.3v, 10ma i l 500 ma ? -5 5 v diff = 40v, 10ma i l 150 ma, t a = 25c -5 5 v diff = 40v, 10ma i l 100 ma ? -5 5 a 3.0v v diff 40v, t a = 25c -5 5 3.3v v diff 40v ? -5 5 3.3v v diff 60v ? -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 v diff = 60v, v out = 1.4v (forced) ? 7.0 current limit i cl v diff = 5v ? 0.5 1.65 (note 2) v diff = 40v, t a = 25c 0.15 0.65 a v diff = 60v, t a = 25c 0.02 0.28 notes: please see page 34. om1326ntm, om1326stm, om1326nkm, om1326smm, om1326nmm, om1326n2m 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 + )+ i ad j r 2 since i adj is controlled to less than 100 a, the error associated with this term is negligible in most applications. r 2 r 1 om1326stm v in c in * 0.1 f v out c o ** 1.0 f r 2 adjust i adj r 1 240? electrical characteristics -55c t a 125c, i l = 8ma (unless otherwise specified) om1326n2m downloaded from: http:///
3.5 om1326ntm, om1326stm, om1326nkm, om1326smm, om1326nmm, om1326n2m om1326smm front view pin 1 - adjust pin 2 - input pin 3 - output case- isolated om1326stm om1326ntm 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 om1326nmm pin 1 - adjust pin 2 - input pin 3 - output om1326nkm pin 1 - adjust pin 2 - input case- output om1326n2m pin 1 nc pin 11 v in pin 2 nc pin 12 v out pin 3 nc pin 13 v out pin 4 nc pin 14 v out (sense) pin 5 nc pin 15 nc pin 6 nc pin 16 nc pin 7 nc pin 17 nc pin 8 nc pin 18 adjust pin 9 nc pin 19 nc pin 10 nc pin 20 v in .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
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. .075 ( .010) typ. .040 .020 x45 ref. .040 x45 ref (3 pl) .010 .160 sq. ref. .065 .009 r. 20 plcs. 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 1 2 3 for additional information please see the mechanical outline section. 1.1971.177 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. 2 1 downloaded from: http:///
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