for assistance or to order, call (800) 531-5782 power trends, inc. 27715 diehl road, warrenville, il 60555 (800) 531-5782 fax: (630) 393-6902 http://www.powertrends.com 6 application notes mechanical outline product selector guide revised 5/15/98 standard application ordering information pt6101 o = +5 volts PT6102 o = +3.3 volts pt6103 o = +12 volts pt series suffix (pt1234 x ) case/pin configuration vertical through-hole n horizontal through-hole a horizontal surface mount c pin-out information pt6100 series ? 90% efficiency ? adjustable output voltage ? internal short circuit protection ? over-temperature protection ? on/off control (ground off) ? small sip footprint ? meets requirements for fcc part 15; class b limits for radiated emissions ? wide input range the pt6100 series is a line of high- performance 1 amp, 12-pin sip (single in-line package) integrated switching regulators (isrs) designed to meet the on-board power conversion needs of battery powered or other equipment requiring high efficiency and small size. this high performance isr family offers a unique combination of features combining 90% typical efficiency with open-collector on/off control and adjustable output voltage. quiescent current in the shutdown mode is less than 100a. 1 amp adjustable po sitive step-down integrated switching regulator c 1 = optional 1f ceramic q 1 =nfet c 2 = required 100f electrolytic pin function 1 inhibit (30v max) 2v in 3v in 4v in 5 gnd 6 gnd 7 gnd 8 gnd 9v out 10 v out 11 v out 12 v out adj pt6100 2,3,4 5,6,7,8 9,10,11 12 v in com com v out c2 + 1 v o adj inh q1 c1 specifications characteristics pt6100 series (t a =25 c unless noted) symbols conditions min typ max units output current i o over v in range 0.1* 1.0 a short circuit current i sc v in = v in min 3.5 apk input voltage range v in 0.1 i o 1.0 a v o = 3.3v 9 26 v (note: inhibit function cannot v o = 5v 9 30/38** v be used with vin above 30v.) v o = 12v 16 30/38** v output voltage t olerance d v o over v in range, i o = 1.0 a 1.0 2.0 %v o t a = 0c to +60c line regulation reg line over v in range 0.25 0.5 %v o load regulation reg load 0.1 i o 1.0 a 0.25 0.5 %v o v o ripple/noise v n v in =v in min, i o =1.0 a 2 %v o transient response t tr 50% load change 100 200 sec with c o = 100f v os v o over/undershoot 5.0 %v o efficiency h v in =9v, i o =0.5a, v o =3.3v 84 % v in =9v, i o =0.5a, v o =5v 89 % v in =16v, i o =0.5a, v o =12v 91 % switching frequency ? o over v in and i o ranges 400 500 600 khz shutdown current i sc v in = 15v 100 a quiescent current i nl i o = 0a, v in =10v 10 ma output voltage v o below v o see application notes. adjustment range above v o absolute maximum t a -40 +85 c operating temperature range recommended operating t a free air convection, v o = 3.3v -40 +85*** temperature range (40-60lfm) v o = 5v -40 +85*** c v in =24v, i o =0.75a v o = 12v -40 +80*** thermal resistance q ja free air convection v o = 3.3v 50 (40-60lfm) v o = 5v 40 c/w v o = 12v 40 storage temperature t s -40 +125 c mechanical shock per mil-std-883d, method 2002.3 500 gs 1 msec, half sine, mounted to a fixture mechanical vibration per mil-std-883d, method 2007.2 10 gs 20-2000 hz, soldered in a pc board weight 5.0 grams * isr will operate down to no load with reduced specifications. ** input voltage cannot exceed 30v when the inhibit function is used. ** *see thermal derating chart. note: the pt6100 series requires a 100f electrolytic or tantalum output capacitor for proper operation in all applications. pkg style 200
for assistance or to order, call (800) 531-5782 power trends, inc. 27715 diehl road, warrenville, il 60555 (800) 531-5782 fax: (630) 393-6902 http://www.powertrends.com 7 wide input range pr oducts data sheets characteristic data 0 0. 2 0. 4 0. 6 0. 8 1 16 18 20 22 24 26 28 30 32 34 36 38 0 0.2 0.4 0.6 0.8 1 9 121518212427 ( n 0 0.2 0.4 0.6 0.8 1 9 12151821242730333639 PT6102, 3.3 vdc (see note 1) pt6101, 5.0 vdc (see note 1) pt6103, 12.0 vdc (see note 1) note 1: all data listed in the above graphs, except for derating data, has been developed from actual products tested at 25c. this dat a is considered typical data for the isr. note 2: thermal derating graphs are developed in free air convection cooling of 40-60 lfm. (see thermal application notes.) efficiency vs output current ripple vs output current thermal derating (t a ) (see note 2) power dissipation vs output current efficiency - % ripple-(mv) iout-(amps) pd-(watts) 85c efficiency - % efficiency - % ripple-(mv) ripple-(mv) iout-(amps) iout-(amps) pd-(watts) pd-(watts) iout-(amps) iout-(amps) iout-(amps) iout-(amps) iout-(amps) iout-(amps) iout-(amps) iout-(amps) iout-(amps) vin-(volts) vin-(volts) vin-(volts) 40 50 60 70 80 90 100 0 0.2 0.4 0.6 0.8 1 9.0v 12.0v 15.0v 18.0v 26.0v vin 85c 70c 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 0 0.2 0.4 0.6 0.8 1 38.0v 30.0v 24.0v 20.0v 16.0v vin 0 20 40 60 80 100 120 140 160 180 0 0.2 0.4 0.6 0.8 1 38.0v 30.0v 24.0v 18.0v 12.0v 9.0v vin 40 50 60 70 80 90 100 0 0.2 0.4 0.6 0.8 1 9.0v 12.0v 18.0v 24.0v 30.0v 38.0v vin 0 0.2 0.4 0.6 0.8 1 1.2 1.4 0 0.2 0.4 0.6 0.8 1 38.0v 30.0v 24.0v 18.0v 12.0v 9.0v vin 0 10 20 30 40 50 60 70 80 90 0 0.2 0.4 0.6 0.8 1 26.0v 18.0v 15.0v 12.0v 9.0v vin 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 0.2 0.4 0.6 0.8 1 26.0v 18.0v 15.0v 12.0v 9.0v vin 0 50 100 150 200 250 300 350 400 0 0.2 0.4 0.6 0.8 1 38.0v 30.0v 24.0v 20.0v 16.0v 40 50 60 70 80 90 100 0 0.2 0.4 0.6 0.8 1 16.0v 20.0v 24.0v 30.0v 38.0v pt6100 series 70c 50c 70c 85c 60c efficiency vs output current efficiency vs output current ripple vs output current ripple vs output current thermal derating (t a ) (see note 2) thermal derating (t a ) (see note 2) power dissipation vs output current power dissipation vs output current
for assistance or to order, call (800) 531-5782 3 power trends, inc. 27715 diehl road, warrenville, il 60555 (800) 531-5782 fax: (630) 393-6902 http://www.powertrends.com application notes pt6100/6120/6210/6220/6300/6320 series more application notes adjusting the output voltage of the w ide input range bus isrs the output voltage of the power trends wide input range series isrs may be adjusted higher or lower than the factory trimmed pre-set voltage with the addition of a single external resistor. table 1 accordingly gives the allowable adjustment range for each model for either series as v a (min) and v a (max). adjust up: an increase in the output voltage is obtained by adding a resistor r2, between pin 12 (v o adjust) and pins 5-8 (gnd). adjust down: add a resistor (r1) , between pin 12 (v o adjust) and pins 9-11(v out ). refer to figure 1 and table 2 for both the placement and value of the required resistor; either (r1) or r2 as appropriate. notes: 1. use only a single 1% resistor in either the (r1) or r2 loca- tion. place the resistor as close to the isr as possible. 2. never connect capacitors from v o adjust to either gnd or v out . any capacitance added to the v o adjust pin will affect the stability of the isr. 4. adjustments to the output voltage may place additional limits on the maximum and minimum input voltage for the part. the revised maximum and minimum input voltage limits must comply with the following requirements. note that the minimum input voltage limits are also model depen- dant. v in (max) = (8 x v a )v or * 30/38v, whichever is less. pt6x 0 x/pt6x 1 x series: v in (min) = (v a + 4)v or 9v, whichever is highest. pt6x 2 x series: v in (min) = (v a + 2.5)v or 7.5v, whichever is highest. * limit is 30v when inhibit function is used. figure 1 the values of (r1) [adjust down], and r2 [adjust up], can also be calculated using the following formulae. r o (v a C 1.25) (r1) = v o C v a k w 1.25 r o k w r2 = v a C v o where: v o = original output voltage v a = adjusted output voltage r o = the resistance value fromtable 1 table 1 isr adjustment range and formula parameters 1adc rated PT6102 pt6101 pt6103 pt6122 pt6121 2adc rated pt6213 pt6212 pt6214 pt6223 pt6222 3adc rated pt6303 pt6302 pt6304 pt6323 pt6322 v o (nom) 3.3 5.0 5.0 12.0 v a (min) 1.89 1.88 2.18 2.43 v a (max) 6.07 11.25 8.5 22.12 r o (k w w w w w ) 66.5 150.0 90.9 243.0 r2 adjust up c1 1 m f ceramic (optional) c2 100 m f (req'd) vo com com vin + (r1) adj down pt6100/6200/6300 9,10,11 12 5,6,7,8 2,3,4 vin vo gnd vo(adj)
for assistance or to order, call (800) 531-5782 4 application power trends, inc. 27715 diehl road, warrenville, il 60555 (800) 531-5782 fax: (630) 393-6902 http://www.powertrends.com notes pt6100/6120/6210/6220/6300/6320 series isr adjustment resistor values (cont) 1adc rated pt6101 pt6103 pt6121 2adc rated pt6212 pt6214 pt6222 3adc rated pt6302 pt6304 pt6322 v o (nom) 5.0 5.0 12.0 v a (req.d) 6.2 156.0k w 94.7k w (207.0)k w 6.4 134.0k w 81.2k w (223.0)k w 6.6 117.0k w 71.0k w (241.0)k w 6.8 104.0k w 63.1k w (259.0)k w 7.0 93.8k w 56.8k w (279.0)k w 7.2 85.2k w 51.6k w (301.0)k w 7.4 78.1k w 47.3k w (325.0)k w 7.6 72.1k w 43.7k w (351.0)k w 7.8 67.0k w 40.6k w (379.0)k w 8.0 62.5k w 37.9k w (410.0)k w 8.2 58.6k w 35.5k w (444.0)k w 8.4 55.1k w 33.4k w (483.0)k w 8.6 52.1k w (525.0)k w 8.8 49.3k w (573.0)k w 9.0 46.9k w (628.0)k w 9.5 41.7k w (802.0)k w 10.0 37.5k w (1060.0)k w 10.5 34.1k w (1500.0)k w 11.0 31.3k w 11.5 12.0 12.5 608.0k w 13.0 304.0k w 13.5 203.0k w 14.0 152.0k w 14.5 122.0k w 15.0 101.0k w 15.5 86.8k w 16.0 75.9k w 16.5 67.5k w 17.0 60.8k w 17.5 55.2k w 18.0 50.6k w 18.5 46.7k w 19.0 43.4k w 19.5 40.5k w 20.0 38.0k w 20.5 35.7k w 21.5 33.8k w 21.5 32.0k w 22.0 30.4k w isr adjustment resistor values 1adc rated PT6102 pt6101 pt6103 pt6122 pt6121 2adc rated pt6213 pt6212 pt6214 pt6223 pt6222 3adc rated pt6303 pt6302 pt6304 pt6323 pt6322 v o (nom) 3.3 5.0 5.0 12.0 v a (req.d) 1.9 (30.9)k w (31.5)k w 2.0 (38.4)k w (37.5)k w 2.1 (47.1)k w (44.0)k w 2.2 (57.4)k w (50.9)k w (30.8)k w 2.3 (69.8)k w (58.3)k w (35.4)k w 2.4 (85.0)k w (66.3)k w (40.2)k w 2.5 (104.0)k w (75.0)k w (45.5)k w (32.0)k w 2.6 (128.0)k w (84.4)k w (51.1)k w (34.9)k w 2.7 (161.0)k w (94.6)k w (57.3)k w (37.9)k w 2.8 (206.0)k w (106.0)k w (64.0)k w (40.9)k w 2.9 (274.0k w (118.0)k w (71.4)k w (44.1)k w 3.0 (388.0)k w (131.0)k w (79.5)k w (47.3)k w 3.1 (615.0)k w (146.0)k w (88.5)k w (50.5)k w 3.2 (1300.0)k w (163.0)k w (98.5)k w (53.8)k w 3.3 (181.0)k w (110.0)k w (57.3)k w 3.4 831.0k w (202.0)k w (122.0)k w (60.8)k w 3.5 416.0k w (225.0)k w (136.0)k w (64.3)k w 3.6 227.0k w (252.0)k w (153.0)k w (68.0)k w 3.7 208.0k w (283.0)k w (171.0)k w (71.7)k w 3.8 166.0k w (319.0)k w (193.0)k w (75.6)k w 3.9 139.0k w (361.0)k w (219.0)k w (79.5)k w 4.0 119.0k w (413.0)k w (250.0)k w (83.5)k w 4.1 104.0k w (475.0)k w (288.0)k w (87.7)k w 4.2 92.4k w (533.0)k w (335.0)k w (91.9)k w 4.3 83.1k w (654.0)k w (396.0)k w (96.3)k w 4.4 75.6k w (788.0)k w (477.0)k w (101.0)k w 4.5 69.3k w (975.0)k w (591.0)k w (105.0)k w 4.6 63.9k w (1260.0)k w (761.0)k w (110.0)k w 4.7 59.4k w (1730.0)k w (1050.0)k w (115.0)k w 4.8 55.4k w (1610.0)k w (120.0)k w 4.9 52.0k w (125.0)k w 5.0 48.9k w (130.0)k w 5.1 46.2k w 1880.0k w 1140.0k w (136.0)k w 5.2 43.8k w 937.0k w 568.0k w (141.0)k w 5.3 41.6k w 625.0k w 379.0k w (147.0)k w 5.4 39.6k w 469.0k w 284.0k w (153.0)k w 5.5 37.8k w 375.0k w 227.0k w (159.0)k w 5.6 36.1k w 313.0k w 189.0k w (165.0)k w 5.7 34.6k w 268.0k w 162.0k w (172.0)k w 5.8 33.3k w 234.0k w 142.0k w (178.0)k w 5.9 32.0k w 208.0k w 126.0k w (185.0)k w 6.0 30.8k w 188.0k w 114.0k w (192.0)k w table 2 r1 = (red) r2 = black
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