ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 1 g960 global mixed-mode technology inc. 3.3v 1a low dropout regulator features ? dropout voltage typically 0.8v @ i o = 1a ? output current in excess of 1a ? output voltage accuracy 2% ? quiescent current, typically 600a ? internal short circuit current limit ? internal over temperature protection applications ? cd-r/w ? adsl ? cable modem ? set-top-box ? lan switch/hub ? router ? dvd-r/w general description the g960 positive 3.3v voltage regulator features the ability to source 1a of output current with a dropout voltage of typically 0.8v over the entire op- erating temperature range. a low quiescent current is provided over the entire current output current range. the typical quiescent current is 0.6ma. fur- thermore, the quiescent current is smaller when the regulator is in the dropout mode (v in < 3.3v). familiar regulator features such as over tempera- ture and over current protection circuits are pro- vided to prevent it from being damaged by ab- normal operating conditions. ordering information pin option order number package type 1 2 3 g960t3 3 t to220 gnd v out v in g960t3 6 t to220 v in v out gnd g960t4 3 u to252 gnd v out v in g960t4 5 u to252 v in gnd v out g960t5 3 u to263 gnd v out v in g960t6 3 u sot223 gnd v out v in order number identification gxxx xx x x packing type pin option package type part number package type pin option packing t3 : to 220 1 2 3 u & d : tape & reel direction t4 : to 252 1 : v out gnd v in t : tube t5 : to 263 2 : v out v in gnd t6 : sot 223 3 : gnd v out v in 4 : gnd v in v out 5 : v in gnd v out 6 : v in v out gnd typical application package type [note 4] : type of c out g960 c1 0.47f iq v in v out i o c out 10f 1 3 to 220 2 top view 1 2 3 sot 223 top view 1 2 3 to 252 263 top view g960 c1 0.47f iq v in v out i o c out 10f 1 3 to 220 2 top view 1 2 3 sot 223 top view 1 2 3 to 252 263 top view 1 3 to 220 2 top view top view 1 2 3 sot 223 top view 1 2 3 to 252 263 top view
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 2 g960 global mixed-mode technology inc. absolute maximum ratings (note 1) input voltage?????????.?????..??10v power dissipation internally limited . (note 2) maximum junction temperature.?..??????...150c storage temperature range?.?...-65c t j +150c lead temperature, time for wave soldering to 220, to 263 package????..???..260c, 10s to 252, sot 223 package????????260c, 4s continuous power dissipation (t a = +25c) sot 223 (1) ??????????.??????....0.8w to 252 (1) ??????????.??????..?.1.0w to 263 (1) ??????????.??????..?.1.6w to 220 (1) ??????????.??????..?.2.0w note (1) : see recommended minimum footprint operating conditions (note 1) input voltage???????????????.4v~7v temperature range????.???-40c t j 125c electrical characteristics v in =5v, i o = 1a, c in = 1f, c out =10f, all specifications apply for t a = t j = 25c. [note 3] parameter conditions min typ max units output voltage 50ma < i o < 1a 3.234 3.3 3.366 v line regulation 4v < v in < 7v, i o = 10ma 20 30 mv load regulation 50ma < i o < 1a 30 50 mv output impedance 200ma dc and 100ma ac, fo = 120hz 100 m ? quiescent current v in = 5v 0.6 ma ripple rejection f i = 120hz, 1v p-p , io = 100ma 42 db i o = 1a 0.8 v dropout voltage i o = 100ma 200 mv short circuit current 1.6 1.9 a over temperature 125 c note 1: absolute maximum ratings are limits beyond which damage to the device may occur. operating conditions are conditions under which the device functions but the specifications might not be guaranteed. for guaranteed specifications and test conditions see the electrical characteristics. note 2: the maximum power dissipation is a function of the maximum junction temperature, t jmax ; total thermal resis- tance, ja , and ambient temperature t a . the maximum allowable power dissipation at any ambient temperature is t jmax -t a / ja . if this dissipation is exceeded, the die temperature will rise above 150c and ic will go into ther- mal shutdown. for the g960 in the sot 223 package, ja is 156c/w; in the to 252 package, ja is 125c/w; in the to 263 package, ja is 75c/w, and in the to 220 package, ja is 60c/w (no heat sink). [see recom- mended minimum footprint] if the to 220 package is used with a heat sink, ja is the sum of the package thermal resistance junction-to-case ( jc ) of 3c/w and the thermal resistance added by the heat sink and ther- mal interface the thermal resistance can be reduced by increasing the p.c. board copper area thermally con- nected to the package. the safe operation area of sot 223, to 252, to 263 or to 220 package, it can see ?typical performance characteristics? (safe operating area). note3: low duty pulse techniques are used during test to maintain junction temperature as close to ambient as possible. note4: the type of output capacitor should be tantalum or aluminum. definitions dropout voltage the input/output voltage differential at which the regu- lator output no longer maintains regulation against fur- ther reductions in input voltage. measured when the output drops 100mv below its nominal value, dropout voltage is affected by junction temperature, load cur- rent and minimum input supply requirements. line regulation the change in output voltage for a change in input voltage. the measurement is made under conditions of low dissipation or by using pulse techniques such that average chip temperature is not significantly affected. load regulation the change in output voltage for a change in load current at constant chip temperature. the measure- ment is made under conditions of low dissipation or by using pulse techniques such that average chip temperature is not significantly affected. maximum power dissipation the maximum total device dissipation for which the regulator will operate within specifications. quiescent bias current current which is used to operate the regulator chip and is not delivered to the load.
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 3 g960 global mixed-mode technology inc. typical performance characteristics (v in =5v, c in =1f, c out =10f, t a =25c, unless otherwise noted.) 0 200 400 600 800 1000 1200 0 100 200 300 400 500 600 700 800 900 1000 load current (ma) dropout voltage (mv) 3.260 3.280 3.300 3.320 3.340 3.360 3.380 0 100 200 300 400 500 600 700 800 900 1000 load current (ma) output voltage (v) 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 0 100 200 300 400 500 600 700 800 900 1000 load current (ma) ground current (ma) line transient load transient ch1: vout (offset=3.30v) ch2: vin (offset=5.0v) iout=100ma ch1: vout (offset=3.30v) ch2: iout (780ma/div) output voltage vs. load current dropout voltage vs. load current ground current vs. load current
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 4 g960 global mixed-mode technology inc. typical performance characteristics (continued) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 input-output voltage differential vin-vout (v) output current (ma) ta=25 ta=55 ta=85 1oz copper on sot 223 package mounted on recommended mimimum footprint (r ja =156c/w) maximum recommended output current t a =25c,still air note: v in(max) <= 6.5v 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 25 35 45 55 65 75 85 95 105 115 125 amibent temperature t a (c) power dissipation (w) still air 1oz copper on sot 223 package mounted on recommend mimimum footprint (r ja =156c/w) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 25 35 45 55 65 75 85 95 105 115 125 amibent temperature t a (c) power dissipation (w) still air 1oz copper on to 252 package mounted on recommend mimimum footprint (r ja =125c/w) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 input-output voltaage differential vin-vout (v) output current (ma) ta=25 ta=55 ta=85 1oz copper on to 263 package mounted on recommended mimimum footprint (r ) power dissipation (w) still air 1oz copper on to 263 package mounted on recommend mimimum footprint (r ta=55 ta=85 maximum recommended output current t a =25c,still air 1oz copper on to 252 package mounted on recommended mimimum footprint ( r safe operating area of sot 223 maximum power dissipation of sot 223 safe operating area of to 252 maximum power dissipation of to 252 maximum power dissipation of to 263 safe operating area of to 263 note: v in(max) <= 6.5v
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 5 g960 global mixed-mode technology inc. typical performance characteristics (continued) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 input-output voltaage differential v in -v out (v) output current (ma) ta=25 ta=55 ta=85 maximum recommended output current t a =25c,still air no heat sink mounted on to 220 recommended mimimum footprint, without heat sink (r maximum power dissipation of to 220 no heat sink still air 1oz copper on to 220 package mounted on recommend mimimum footprint (r safe operating area of to 220 note: v in(max) <= 6.5v recommended minimum footprint
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 6 g960 global mixed-mode technology inc. package information to-220 (t3) package millimeters inches symbols min max min max a 4.318 4.826 0.170 0.190 a1 2.46 2.72 0.097 0.107 b 0.69 0.94 0.027 0.037 b1 1.143 1.397 0.045 0.055 c 0.304 0.460 0.012 0.018 d 3.429 3.683 0.135 0.145 d1 8.53 9.04 0.336 0.356 d 2.62 2.87 0.103 0.113 e 9.906 10.40 0.390 0.410 e1 2.84 5.13 0.112 0.202 e 2.29 2.79 0.090 0.110 e1 4.83 5.33 0.190 0.210 f 1.143 1.397 0.045 0.055 i 3.454 3.962 0.136 0.156 l 13.589 14.351 0.535 0.565 e r e1 e1 d d i l e b b1 e1 a f d1 c a1
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 7 g960 global mixed-mode technology inc. to-252 (t4) package notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch millimeters inches symbols min max min max a 5.97 6.35 0.235 0.250 b 6.35 6.73 0.250 0.265 c 2.19 2.38 0.086 0.094 d 0.69 0.88 0.027 0.035 e 0.84 1.01 0.033 0.040 f 0.94 1.19 0.037 0.047 g 4.58bsc 0.180bsc h 0.87 1.01 0.034 0.040 j 0.46 0.58 0.018 0.023 k 2.60 2.89 0.102 0.114 l 2.29bsc 0.090bsc r 4.45 6.46 0.175 0.215 s 0.51 1.27 0.020 0.050 u 0.51 --- 0. 020 --- v 0.77 1.27 0.030 0.050 z 3.51 --- 0. 138 --- r b v a k s 12 3 f l d g 4 2 pl 0.13 (0.005) m t z e c t seating plane u j h
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 8 g960 global mixed-mode technology inc. to-263 (t5) package millimeters inches symbols min max min max a 4.30 4.70 0.169 0.185 a1 1.22 1.32 0.048 0.055 a2 2.45 2.69 0.104 0.106 b 0.69 0.94 0.027 0.037 b1 1.22 1.40 0.048 0.055 c 0.36 0.56 0.014 0.022 d 8.64 9.652 0.340 0.380 e 9.70 10.54 0.382 0.415 e 2.29 2.79 0.090 0.110 e1 4.83 5.33 0.190 0.210 h 14.60 15.78 0.575 0.625 l 4.70 5.84 0.185 0.230 l1 1.20 1.778 0.047 0.070 l2 2.24 2.84 0.088 0.111 l3 1.40max 0.055max e l3 d h e1 b1 b e a a1 c a2 l2 l l1
ver: 1.6 nov 18, 2002 tel: 886-3-5788833 http://www.gmt.com.tw 9 g960 global mixed-mode technology inc. sot-223 (t6) package millimeters inches symbols min max min max a 1.55 1.80 0.061 0.071 a1 0.02 0.12 0.0008 0.0047 b 0.60 0.80 0.024 0.031 b1 2.90 3.10 0.114 0.122 c 0.24 0.32 0.009 0.013 d 6.30 6.70 0.248 0.264 e 3.30 3.70 0.130 0.146 e 2.30 bsc 0.090 bsc e1 4.60 bsc 0.181 bsc h 6.70 7.30 0.264 0.287 l 0.90 min 0.036 min l2 0.06 bsc 0.0024 bsc 0o 10o 0o 10o package orientation gmt inc. does not assume any res ponsibility for use of any circuitry described, no circuit patent licenses are implied and gmt inc. reserves the right at any t ime without notice to change said circuitry and specifications. a b 13 (4x) a1 e1 e e b1 d h c 13 (4x) l2 l feed direction sot 223 package orientation feed direction to252 263 package orientation feed direction sot 223 package orientation feed direction to252 263 package orientation
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