for technical support and more information, see inside back cover or visit www.ti.com/powertrends standard application c1 = optional 1f ceramic c2 = required 100f electrolytic pin-out information pin function 1v in 2 gnd 3v out ordering information pt78st1 xx y 33 = 3.3 volts 36 = 3.6 volts 05 = 5.0 volts 51 = 5.1 volts 53 = 5.25 volts 06 = 6.0 volts 65 = 6.5 volts 07 = 7.0 volts 08 = 8.0 volts 09 = 9.0 volts 10 = 10.0 volts 12 = 12.0 volts 14 = 13.9 v olts 15 = 15.0 volts package suffix v = vertical mount s = surface mount h = horizontal mount 1.5 amp positive step-down integrated switching regulator ? very small footprint ? high efficiency > 85% ? self-contained inductor ? internal short-circuit protection ? over-temperature protection ? fast transient response ? wide input range the pt78st100 is a series of wide- input range, 3-terminal regulators. these isrs have a maximum output current of 1.5 amps and an output voltage that is laser trimmed to a variety of industry standard volt- ages. these 78 series regulators have excel- lent line and load regulation with internal short- circuit and over-temperature protec- tion, and are offered in a variety of standard output voltages. these isrs are very flex- ible and may be used in a wide variety of applications. pt78st100 series output voltage specifications characteristics pt78st100 series (t a = 25c unless noted) symbols conditions min typ max units output current i o over v in range 0.1* 1.5 a short circuit current i sc v in = v in min 3.5 apk input voltage range v in 0.1 i o 1.5a v o = 3.3v 9 26 v v o = 5v 9 38 v v o = 12v 16 38 v output voltage tolerance ? v o over v in range, i o =1.5a 1.0 2.0 %v o t a = 0c to +60c line regulation reg line over v in range 0.2 0.4 %v o load regulation reg load 0.1 i o 1.5a 0.1 0.2 %v o v o ripple/noise v n v in = 9v, i o = 1.5a v o = 5v 65 mv pp v in = 16v, i o = 1.5a v o = 12v 90 mv pp transient response t tr 50% load change 100 sec (with 100f output cap) v o over/undershoot 5 %v o efficiency v in = 10v, i o = 1a v o = 3.3v 80 % v in = 10v, i o = 1a v o = 5v 85 % v in = 17v, i o = 1a v o = 12v 90 % switching frequency ? o over v in range, i o =1.5a 600 650 700 khz absolute maximum t a -40 +85 c operating temperature range recommended operating t a free air convection, (40-60lfm) temperature range at v in = 24v, i o =1.0a -40 +80** c thermal resistance ja free air convection, (40-60lfm) 45 c/w storage temperature t s -40 +125 c mechanical shock per mil-std-883d, method 2002.3 500 gs mechanical vibration per mil-std-883d, method 2007.2, 5 gs 20-2000 hz, soldered in a pc board weight 6.5 grams *isr will operate down to no load with reduced specifications. **see thermal derating chart. note: the pt78st100 series requires a 100f electrolytic or tantalum output capacitor for proper operation in all applications. pt78st100 c2 + vout com com vin c1 1 2 3 pkg style 500 slts059a (revised 6/30/2000)
for technical support and more information, see inside back cover or visit www.ti.com/powertrends typical characteristics 0 0. 2 0. 4 0. 6 0. 8 1 1. 2 1. 4 1. 6 913172125 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 9 12151821242730333639 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 16 19 22 25 28 31 34 37 40 pt78 st133, 3.3 vdc (see note 1) pt78st105, 5.0 vdc (see note 1) pt78 st112, 12.0 vdc (see note 1) 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) 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 0.25 0.5 0.75 1 1.25 1.5 9.0v 12.0v 15.0v 20.0v 26.0v vin 40 50 60 70 80 90 100 0 0.25 0.5 0.75 1 1.25 1.5 16.0v 18.0v 24.0v 30.0v 38.0v vin 0 50 100 150 200 250 300 0 0.25 0.5 0.75 1 1.25 1.5 38.0v 30.0v 24.0v 18.0v 16.0v vin 0 20 40 60 80 100 00.250.50.7511.251.5 26.0v 20.0v 15.0v 12.0v 9.0v vin 0 0.5 1 1.5 2 2.5 3 0 0.25 0.5 0.75 1 1.25 1.5 38.0v 30.0v 24.0v 18.0v 16.0v vin 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 00.250.50.7511.251.5 26.0v 20.0v 15.0v 12.0v 9.0v vin 85c 60c 70c 85c 85c 70c 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.) 40 50 60 70 80 90 100 0 0.25 0.5 0.75 1 1.25 1.5 9.0v 12.0v 18.0v 24.0v 30.0v 38.0v vin 0 30 60 90 120 150 0 0.25 0.5 0.75 1 1.25 1.5 38.0v 30.0v 24.0v 18.0v 12.0v 9.0v vin 0 0.5 1 1.5 2 2.5 0 0.25 0.5 0.75 1 1.25 1.5 38.0v 30.0v 24.0v 18.0v 12.0v 9.0v vin 60 c 70 c 60 c 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 1.5 amp positive step-down integrated switching regulator pt78st100 series
package option addendum www.ti.com 1-sep-2012 addendum-page 1 packaging information orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ ball finish msl peak temp (3) samples (requires login) pt78st105h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st105s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim PT78ST105ST active sip module efc 3 200 pb-free (rohs) call ti level-1-215c-unlim pt78st105u nrnd sip module efu 3 tbd call ti call ti pt78st105v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st106h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st106s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st106v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st107h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st107s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st107st obsolete sip module efc 3 tbd call ti call ti pt78st108h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st108s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st108v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st109h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st109s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st109v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st110h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st110s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st110v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st112h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st112s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st112v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st114s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st114v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st115h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st115s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st115st obsolete sip module efc 3 tbd call ti call ti pt78st115v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st133h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type
package option addendum www.ti.com 1-sep-2012 addendum-page 2 orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ ball finish msl peak temp (3) samples (requires login) pt78st133s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st133v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st136h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st151h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st151s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st153h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st153s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st153v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type pt78st165h active sip module efa 3 25 pb-free (rohs) call ti n / a for pkg type pt78st165s active sip module efc 3 25 pb-free (rohs) call ti level-1-215c-unlim pt78st165v active sip module efd 3 25 pb-free (rohs) call ti n / a for pkg type (1) the marketing status values are defined as follows: active: product device recommended for new designs. lifebuy: ti has announced that the device will be discontinued, and a lifetime-buy period is in effect. nrnd: not recommended for new designs. device is in production to support existing customers, but ti does not recommend using this part in a new design. preview: device has been announced but is not in production. samples may or may not be available. obsolete: ti has discontinued the production of the device. (2) eco plan - the planned eco-friendly classification: pb-free (rohs), pb-free (rohs exempt), or green (rohs & no sb/br) - please check http://www.ti.com/productcontent for the latest availability information and additional product content details. tbd: the pb-free/green conversion plan has not been defined. pb-free (rohs): ti's terms "lead-free" or "pb-free" mean semiconductor products that are compatible with the current rohs requirements for all 6 substances, including the requirement that lead not exceed 0.1% by weight in homogeneous materials. where designed to be soldered at high temperatures, ti pb-free products are suitable for use in specified lead-free processes. pb-free (rohs exempt): this component has a rohs exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between the die and leadframe. the component is otherwise considered pb-free (rohs compatible) as defined above. green (rohs & no sb/br): ti defines "green" to mean pb-free (rohs compatible), and free of bromine (br) and antimony (sb) based flame retardants (br or sb do not exceed 0.1% by weight in homogeneous material) (3) msl, peak temp. -- the moisture sensitivity level rating according to the jedec industry standard classifications, and peak solder temperature. important information and disclaimer: the information provided on this page represents ti's knowledge and belief as of the date that it is provided. ti bases its knowledge and belief on information provided by third parties, and makes no representation or warranty as to the accuracy of such information. efforts are underway to better integrate information from third parties. ti has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. ti and ti suppliers consider certain information to be proprietary, and thus cas numbers and other limited information may not be available for release. in no event shall ti's liability arising out of such information exceed the total purchase price of the ti part(s) at issue in this document sold by ti to customer on an annual basis.
package option addendum www.ti.com 1-sep-2012 addendum-page 3
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