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 2 revised 6/30/98 standard application c1 = optional 1f ceramic c2 = required 100f electrolytic pin-out information pin function 1v in 2 gnd 3v out ordering information 78st1 c xx y 33 = 3.3 volts 36 = 3.6 volts 05 = 5.0 volts 51 = 5.1 volts 65 = 6.5 volts 07 = 7.0 volts 08 = 8.0 volts 09 = 9.0 volts 12 = 12.0 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 78st100 is a series of wide input voltage, 3-terminal integrated switching regulators (isrs). these isrs have a maxi- mum output current of 1.5a and an output voltage that is laser trimmed to a variety of industry standard voltages. these 78 series regulators have excellent line and load regulation with internal short- circuit and over-temperature protection, are very flexible, and may be used in a wide variety of applications. 78st100 series output voltage specifications characteristics 78st100 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 7 26 v v o = 5v 7 30 v v o = 12v 14.5 30 v output vol tage tolerance d 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 h 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 q 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 78st100 series requires a 100f electrolytic or tantalum output capacitor for proper operation in all applications. 78st100 c2 + vout gnd gnd vin c1 1 2 3 pkg style 500
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 3 data sheets characteristic data 0 0. 2 0. 4 0. 6 0. 8 1 1. 2 1. 4 1. 6 9 13172125 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 78st133_ 3.3 vdc (see note 1) 78st105_ 5.0 vdc (see note 1) 78st112_ 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 (a) pd (watts) efficiency (%) efficiency (%) ripple (mv) ripple (mv) iout (a) iout (a) pd (watts) pd (watts) iout (a) iout (a) iout (a) iout (a) iout (a) iout (a) iout (a) iout (a) iout (a) vin (volts) vin (volts) vin (volts) 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.) 60c 70c 78st100 series 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 40 50 60 70 80 90 100 0.0 0.5 1.0 1.5 7.0v 10.0v 15.0v 20.0v 25.0v 30.0v vin 0 10 20 30 40 50 60 0.0 0.5 1.0 1.5 7.0v 10.0v 15.0v 20.0v 25.0v 30.0v vin 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.0 0.5 1.0 1.5 7.0v 10.0v 15.0v 20.0v 25.0v 30.0v vin 40 50 60 70 80 90 100 0.0 0.5 1.0 1.5 7.0v 10.0v 15.0v 20.0v 25.0v 30.0v vin 0 10 20 30 40 50 60 70 80 0.0 0.5 1.0 1.5 7.0v 10.0v 15.0v 20.0v 25.0v 30.0v vin 60c 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.0 0.5 1.0 1.5 7.0v 10.0v 15.0v 20.0v 25.0v 30.0v vin 40 50 60 70 80 90 100 0.0 0.5 1.0 1.5 14.0v 20.0v 25.0v 30.0v 35.0v vin 0 20 40 60 80 100 120 140 0.0 0.5 1.0 1.5 14.0v 20.0v 25.0v 30.0v 35.0v vin 0.0 0.5 1.0 1.5 2.0 2.5 0.0 0.5 1.0 1.5 14.0v 20.0v 25.0v 30.0v 35.0v vin
packaging information orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ball finish msl peak temp (3) 78st105hc nrnd sip mod ule efa 3 25 pb-free (rohs) call ti n / a for pkg type 78st105sc nrnd sip mod ule efc 3 25 pb-free (rohs) call ti level-1-215c-unlim 78st105sct obsolete sip mod ule efc 3 tbd call ti call ti 78st105vc nrnd sip mod ule efd 3 25 pb-free (rohs) call ti n / a for pkg type 78st107hc obsolete sip mod ule efa 3 tbd call ti call ti 78st107sc obsolete sip mod ule efc 3 tbd call ti call ti 78st107sct obsolete sip mod ule efc 3 tbd call ti call ti 78st107vc obsolete sip mod ule efd 3 tbd call ti call ti 78st108hc obsolete sip mod ule efa 3 tbd call ti call ti 78st108sc obsolete sip mod ule efc 3 tbd call ti call ti 78st108sct obsolete sip mod ule efc 3 tbd call ti call ti 78st108vc obsolete sip mod ule efd 3 tbd call ti call ti 78st109hc nrnd sip mod ule efa 3 25 tbd call ti level-1-215c-unlim 78st109sc nrnd sip mod ule efc 3 tbd call ti call ti 78st109sct obsolete sip mod ule efc 3 tbd call ti call ti 78st109tc obsolete sip mod ule eft 3 tbd call ti call ti 78st109vc nrnd sip mod ule efd 3 25 tbd call ti level-1-215c-unlim 78st112hc nrnd sip mod ule efa 3 25 pb-free (rohs) call ti n / a for pkg type 78st112sc nrnd sip mod ule efc 3 25 pb-free (rohs) call ti level-1-215c-unlim 78st112sct obsolete sip mod ule efc 3 tbd call ti call ti 78st112tc nrnd sip mod ule eft 3 25 pb-free (rohs) call ti level-1-215c-unlim 78st112vc nrnd sip mod ule efd 3 25 pb-free (rohs) call ti n / a for pkg type 78st133hc nrnd sip mod ule efa 3 25 pb-free (rohs) call ti n / a for pkg type 78st133sc nrnd sip mod ule efc 3 25 pb-free (rohs) call ti level-1-215c-unlim 78st133sct obsolete sip mod ule efc 3 tbd call ti call ti package option addendum www.ti.com 6-dec-2006 addendum-page 1
orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ball finish msl peak temp (3) 78st133vc nrnd sip mod ule efd 3 25 pb-free (rohs) call ti n / a for pkg type 78ST136HC nrnd sip mod ule efa 3 25 pb-free (rohs) call ti n / a for pkg type 78st136sc obsolete sip mod ule efc 3 tbd call ti call ti 78st136sct obsolete sip mod ule efc 3 tbd call ti call ti 78st136vc obsolete sip mod ule efd 3 tbd call ti call ti 78st151hc obsolete sip mod ule efa 3 tbd call ti call ti 78st151sc obsolete sip mod ule efc 3 tbd call ti call ti 78st151sct obsolete sip mod ule efc 3 tbd call ti call ti 78st151vc obsolete sip mod ule efd 3 tbd call ti call ti 78st165hc nrnd sip mod ule efa 3 25 pb-free (rohs) call ti n / a for pkg type 78st165sc nrnd sip mod ule efc 3 25 pb-free (rohs) call ti level-1-215c-unlim 78st165sct obsolete sip mod ule efc 3 tbd call ti call ti 78st165vc nrnd sip mod ule efd 3 tbd call ti call ti (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. package option addendum www.ti.com 6-dec-2006 addendum-page 2
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 6-dec-2006 addendum-page 3
important notice texas instruments incorporated and its subsidiaries (ti) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. all products are sold subject to ti?s terms and conditions of sale supplied at the time of order acknowledgment. ti warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with ti?s standard warranty. testing and other quality control techniques are used to the extent ti deems necessary to support this warranty. except where mandated by government requirements, testing of all parameters of each product is not necessarily performed. ti assumes no liability for applications assistance or customer product design. customers are responsible for their products and applications using ti components. to minimize the risks associated with customer products and applications, customers should provide adequate design and operating safeguards. ti does not warrant or represent that any license, either express or implied, is granted under any ti patent right, copyright, mask work right, or other ti intellectual property right relating to any combination, machine, or process in which ti products or services are used. information published by ti regarding third-party products or services does not constitute a license from ti to use such products or services or a warranty or endorsement thereof. use of such information may require a license from a third party under the patents or other intellectual property of the third party, or a license from ti under the patents or other intellectual property of ti. reproduction of information in ti data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties, conditions, limitations, and notices. reproduction of this information with alteration is an unfair and deceptive business practice. ti is not responsible or liable for such altered documentation. resale of ti products or services with statements different from or beyond the parameters stated by ti for that product or service voids all express and any implied warranties for the associated ti product or service and is an unfair and deceptive business practice. ti is not responsible or liable for any such statements. following are urls where you can obtain information on other texas instruments products and application solutions: products applications amplifiers amplifier.ti.com audio www.ti.com/audio data converters dataconverter.ti.com automotive www.ti.com/automotive dsp dsp.ti.com broadband www.ti.com/broadband interface interface.ti.com digital control www.ti.com/digitalcontrol logic logic.ti.com military www.ti.com/military power mgmt power.ti.com optical networking www.ti.com/opticalnetwork microcontrollers microcontroller.ti.com security www.ti.com/security low power wireless www.ti.com/lpw telephony www.ti.com/telephony video & imaging www.ti.com/video wireless www.ti.com/wireless mailing address: texas instruments post office box 655303 dallas, texas 75265 copyright ? 2006, texas instruments incorporated
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