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ta48ls015,018,025,033,05f 2008-08-08 1 toshiba bipolar linear integrat ed cir cuit silicon monolithic ta48ls015f,ta48ls018f,ta48ls025f,ta48ls033f,ta48ls05f 300 ma output current and low dropout volt age regulator with on/off control switch the ta48ls***f series consists of small-surface mount type low-dropout regulators with an output current of 300 ma (maximum) and an on/off control switch. control by an en (on/off) terminal enables the re gulator to be operated only when required (output on). therefore these newly developed regulators are suitable for use in the power supply circuits of av, oa and other digital devices equipped with a stand-by func tion, and of battery-operated portable data devices of various ty pes, where they will contribute to energy saving. moreover, th e regulators have an output voltage line-up starting from 1. 5 v, corresponding to the lower voltage of various devices. features ? built-in on/off control function (active high) ? maximum output current : 300 ma ? low output voltage : 1.5 / 1.8 / 2.5 / 3.3 / 5.0 v ? output voltage accuracy : v out 2.5 % (@t j = 25c) ? low quiescent current : 1 ma (typ.) (@i out = 0 a) ? low standby current (output off mode): 0.2 a (typ.) ? low-dropout voltage : 0.5 v (max) (@v out 1.8 v, i out = 150 ma) ? protection function : overcurrent protection / overheat protection ? package type : ps-8 the product(s) in this document (?product?) contain f unctions intended to protect the product from temporary small overloads such as minor short-term overcurren t or overheating. the prot ective functions do not necessarily protect product under all circumstances. wh en incorporating product into your system, please design the system (1) to avoid such overloads upon the product, and (2) to shut down or otherwise relieve the product of such overload conditions immediately upon occurrence. for details, please refer to the notes appearing below in this document and othe r documents referenced in this document. weight: 0.08 g (typ.)
ta48ls015,018,025,033,05f 2008-08-08 2 pin assignment product no. marking ta48ls015f ls015 ta48ls018f ls018 ta48ls025f ls025 ta48ls033f ls033 ta48ls05f ls05 note 1: in the actual product number, ?***? is replaced by the output voltage of the product. 8 7 6 5 1 2 3 4 marking lot no. 1 : n.c. 2 to 4 : gnd 5 : in 6 : en 7 : n.c. 8 : out * weekly code: (three digits) week of manufacture (01 for the first week of the year, continuing up to 52 or 53) year of manufacture (lowest-order digit of the calendar year) week of manufacture (01 for the first week of the year, continuing up to 52 or 53)
ta48ls015,018,025,033,05f 2008-08-08 3 pin description pin no. symbol description 1 n.c. non-connection 2 to 4 gnd ground terminal 5 in input terminal. connected by capacitor (c in ) to gnd. 6 en output on/off control terminal. output is on when this pin is set to ?high? , off when this pin is open or set to ?low?. 7 n.c. non-connection 8 out output terminal. connected by capacitor (c out ) to gnd. how to order product no. package type and capacity ta48ls *** f(te85l, f) tape (3000 pcs/reel) note 2: the ? *** ? in each product number is replaced wi th the output voltage of each product. block diagram gnd on/off function over temperature p rotection over current protection control circuit en in out reference voltage
ta48ls015,018,025,033,05f 2008-08-08 4 absolute maximum rating (ta = 25c) characteristic symbol rating unit input voltage v in 14 v en input voltage v en 14 v output current i out 300 ma operating junction temperature t jopr -40 to 150 c junction temperature t j 150 c storage temperature t stg ? 55 to 150 c power dissipation(note 5) ta = 25c p d 1.2 w note 3: do not apply current and voltage (including re verse polarity) to any pin that is not specified. note 4: using continuously under heavy loads (e.g. t he application of high temperature/current/voltage and the significant change in temperature, etc.) may cause this product to decrease in the reliability significantly even if the operating conditions (i.e. operating temper ature/current/voltage, etc. ) are within the absolute maximum ratings and the operating ranges. please design the appropriate reliability upon reviewing the toshiba semiconductor reliability handbook (?handling precautions?/?derating concept and methods?) and individual reliability data (i.e. reliability test report and estimated failure rate, etc). thermal characteristics characteristic symbol max unit thermal resistance, junction to ambient r th (j ? a) 102 c/ w note 5: glass epoxy board operating input voltage range characteristic symbol min typ. max unit v out 1.8v 2.5(note6) ? 14.0 input voltage v out 2.5v v in v out + v d ? 14.0 v note 6: this is the voltage at which the ic begins operating. v d must be considered when determining the best input voltage for the application. protection function (reference) characteristic symbol test condition min typ. max unit thermal shutdown t sd 150 170 ? c thermal shutdown hysteresis width t sd(hys) v in = 2.5 v (015f) / 2.8 v (018f) / 3.5 v (025f) / 4.3 v (033f) / 6.0 v (05f) ? 15 ? c v in = v out + 2 v, t j = 25c 300 500 ? peak circuit current i peak v in = v out + 5 v, t j = 25c 300 500 ? ma v in = v out + 2 v, t j = 25c ? 300 ? short circuit current i sc v in = 14v , t j = 25c ? 300 ? ma note 7: ensure that the devices operate within th e limits of the maximum rating when in actual use. material: fr-4 25.4 25.4 1.6 unit: (mm) cu base thickness: 35 m
ta48ls015,018,025,033,05f 2008-08-08 5 ta48ls015f electrical characteristics (unless otherwise specified, v en = v in , c in = 0.33 f, c out = 1 f, t j = 25c) characteristic symbol test condition min typ. max unit output voltage v out v in = 3.5 v, i out = 150 ma 1.462 1.500 1.538 v line regulation reg ? line 2.5 v v in 6.5 v, i out = 150 ma ? 1 20 mv load regulation reg ? load v in = 3.5v, 5 ma i out 300 ma ? 2 20 mv 2.5v v in 6.5v, i out = 0 a ? 1.0 1.7 quiescent current i b 2.5 v v in 6.5 v, i out = 300 ma ? 5 10 ma quiescent current (off mode) i b(off) 2.5 v v in 6.5 v, v en = 0.4 v ? 0.2 5.0 a v in = 2.1 v, i out = 0 a ? 1.00 2.3 starting quiescent current i bstart v in = 2.2 v, i out = 300 ma ? 5.3 18.0 ma output noise voltage v no v in = 3.5 v, i out = 50 ma, 10 hz f 100 khz ? 45 ? v rms ripple rejection r.r. v in = 3.5 v, i out = 50 ma, f = 120 hz ? 75 ? db i out = 150 ma ? 0.5 0.7 dropout voltage v d i out = 300 ma ? 0.7 1.0 v output control voltage (on) v en(on) ? 2 ? ? v output control voltage (off) v en(off) ? ? ? 0.8 v output control current (on) i en(on ) v in = v en = 3.5 v ? 32 50 a average temperature coefficient of output voltage t cvo v in = 3.5 v, i out = 5 ma, 0c t j 125c ? 0.14 ? mv/c ta48ls018f electrical characteristics (unless otherwise specified, v en = v in , c in = 0.33 f, c out = 1 f, t j = 25c) characteristic symbol test condition min typ. max unit output voltage v out v in = 3.8 v, i out = 150 ma 1.755 1.800 1.845 v line regulation reg ? line 2.8 v v in 6.8v, i out = 150 ma ? 1 20 mv load regulation reg ? load v in = 3.8 v, 5 ma i out 300 ma ? 2 20 mv 2.8 v v in 6.8 v, i out = 0 a ? 1.0 1.7 quiescent current i b 2.8 v v in 6.8 v, i out = 300 ma ? 5 10 ma quiescent current (off mode) i b(off) 2.8 v v in 6.8 v, v en = 0.4 v ? 0.2 5.0 a v in = 2.1 v, i out = 0 a ? 1.00 2.3 starting quiescent current i bstart v in = 2.3 v, i out = 300 ma ? 5.6 18.0 ma output noise voltage v no v in = 3.8 v, i out = 50 ma, 10 hz f 100 khz ? 45 ? v rms ripple rejection r.r. v in = 3.8 v, i out = 50 ma, f = 120 hz ? 75 ? db i out = 150 ma ? 0.23 0.50 dropout voltage v d i out = 300 ma ? 0.5 0.7 v output control voltage (on) v en(on) ? 2 ? ? v output control voltage (off) v en(off) ? ? ? 0.8 v output control current (on) i en(on ) v in = v en = 3.8 v ? 35 55 a average temperature coefficient of output voltage t cvo v in = 3.8 v, i out = 5 ma, 0c t j 125c ? 0.15 ? mv/c
ta48ls015,018,025,033,05f 2008-08-08 6 ta48ls025f electrical characteristics (unless otherwise specified, v en = v in , c in = 0.33 f, c out = 1 f, t j = 25c) characteristic symbol test condition min typ. max unit output voltage v out v in = 4.5 v, i out = 150 ma 2.437 2.500 2.563 v line regulation reg ? line 3.5 v v in 7.5 v, i out = 150 ma ? 1 20 mv load regulation reg ? load v in = 4.5 v, 5 ma i out 300 ma ? 2 20 mv 3.5 v v in 7.5v, i out = 0 a ? 1.0 1.7 quiescent current i b 3.5 v v in 7.5v, i out = 300 ma ? 5 10 ma quiescent current (off mode) i b(off) 3.5 v v in 7.5 v, v en = 0.4 v ? 0.2 5.0 a v in = 2.1 v, i out = 0 a ? 1.20 3.5 starting quiescent current i bstart v in = 2.2 v, i out = 300 ma ? 7.2 18.0 ma output noise voltage v no v in = 4.5 v, i out = 50 ma, 10 hz f 100 khz ? 55 ? v rms ripple rejection r.r. v in = 4.5 v, i out = 50 ma, f = 120 hz ? 70 ? db i out = 150 ma ? 0.2 0.5 dropout voltage v d i out = 300 ma ? 0.4 0.6 v output control voltage (on) v en(on) ? 2 ? ? v output control voltage (off) v en(off) ? ? ? 0.8 v output control current (on) i en(on ) v in = v en = 4.5 v ? 44 65 a average temperature coefficient of output voltage t cvo v in = 4.5 v, i out = 5 ma, 0c t j 125c ? 0.2 ? mv/c ta48ls033f electrical characteristics (unless otherwise specified, v en = v in , c in = 0.33 f, c out = 1 f, t j = 25c) characteristic symbol test condition min typ. max unit output voltage v out v in = 5.3 v, i out = 150 ma 3.217 3.300 3.383 v line regulation reg ? line 4.3 v v in 8.3 v, i out = 150 ma ? 2 20 mv load regulation reg ? load v in = 5.3 v, 5 ma i out 300 ma ? 3 20 mv 4.3 v v in 8.3 v, i out = 0 a ? 1.0 1.7 quiescent current i b 4.3 v v in 8.3 v, i out = 300 ma ? 5 10 ma quiescent current (off mode) i b(off) 4.3 v v in 8.3 v, v en = 0.4 v ? 0.2 5.0 a v in = 2.1 v, i out = 0 a ? 1.4 4.0 starting quiescent current i bstart v in = 2.8 v, i out = 300 ma ? 8.3 18.0 ma output noise voltage v no v in = 5.3 v, i out = 50 ma, 10 hz f 100 khz ? 60 ? v rms ripple rejection r.r. v in = 5.3 v, i out = 50 ma, f = 120 hz ? 70 ? db i out = 150 ma ? 0.2 0.5 dropout voltage v d i out = 300 ma ? 0.3 0.6 v output control voltage (on) v en(on) ? 2 ? ? v output control voltage (off) v en(off) ? ? ? 0.8 v output control current (on) i en(on ) v in = v en = 5.3 v ? 53 75 a average temperature coefficient of output voltage t cvo v in = 5.3 v, i out = 5 ma, 0c t j 125c ? 0.3 ? mv/c
ta48ls015,018,025,033,05f 2008-08-08 7 ta48ls05f electrical characteristics (unless otherwise specified, v en = v in , c in = 0.33 f, c out = 1 f, t j = 25c) characteristic symbol test condition min typ. max unit output voltage v out v in = 7 v, i out = 150 ma 4.875 5.000 5.125 v line regulation reg ? line 6 v v in 10 v, i out = 150 ma ? 3 20 mv load regulation reg ? load v in = 7 v, 5 ma i out 300 m a ? 4 20 mv 6 v v in 10 v, i out = 0 a ? 1.0 1.7 quiescent current i b 6 v v in 10 v, i out = 300 ma ? 5 10 ma quiescent current (off mode) i b(off) 6 v v in 10 v, v en = 0.4 v ? 0.2 5.0 a v in = 2.1 v, i out = 0 a ? 1.3 4.2 starting quiescent current i bstart v in = 3.0 v, i out = 300 ma ? 8.5 18.0 ma output noise voltage v no v in = 7 v, i out = 50 ma, 10 hz f 100 khz ? 70 ? v rms ripple rejection r.r. v in = 7 v, i out = 50 ma, f = 120 hz ? 70 ? db i out = 150 ma ? 0.2 0.5 dropout voltage v d i out = 300 ma ? 0.3 0.6 v output control voltage (on) v en(on) ? 2 ? ? v output control voltage (off) v en(off) ? ? ? 0.8 v output control current (on) i en(on ) v in = v en = 7 v ? 73 100 a average temperature coefficient of output voltage t cvo v in = 7 v, i out = 5 ma, 0c t j 125c ? 0.45 ? mv/c
ta48ls015,018,025,033,05f 2008-08-08 8 electrical characteristics common to all products ? t j = 25c in the measurement conditions of each item is the standard condition when a pulse test is carried out, and any drift in the elec trical characteristic due to a rise in th e junction temperature of the chip may be disregarded. standard application circuit ? be sure to connect a capacitor near the input terminal and output terminal betw een both terminals and gnd. the use of a monolithic ceramic capacitor (b characterist ic or x7r) of low esr (equivalent series resistance) is recommended. the ic may oscillate due to external cond itions (output current, temp erature, or the type of the capacitor used). the type of capacitor required must be determined by the actual application circuit in which the ic is used. usage precautions ? the ic might be destroyed if a voltage greater than the input terminal voltage is applied to the output terminal, or if the input terminal is connected to gnd during operation. to prevent such an occurrence, connect a diode as in the following diagram. ? there is a possibility that internal parasitic device s may be generated when momentary transients cause a terminal?s potential to fall below that of the gnd termin al. in such case, that the device could be destroyed. the voltage of each terminal and any state must therefore never fall below the gnd potential. ? depending on the load conditions, a steep increase in the input voltage applied (v in ) may cause a momentary rise in output voltage (v out ) even if the en (enable) pin is low. treat with care. ? low voltage do not apply voltage to the product that is lower th an the minimum operating vo ltage, or the product?s protective functions will not op erate properly and the product may be permanently damaged. c in 0.33 f in out en nc gnd cpu etc. load c out 1 f ta48ls***f c in 0.33 f in out en nc gnd cpu etc. load c out 1 f ta48ls***f
ta48ls015,018,025,033,05f 2008-08-08 9 ? overcurrent protection the overcurrent protection circuits in the product are designed to temporarily protect product from minor overcurrent of brief duration. when the overcurrent protective func tion in the product activates, immediately cease application of overcurrent to product. improper usage of product, such as application of current to product exceedin g the absolute maximum ratings, could ca use the overcurrent protection circuit not to operate properly an d/or damage product permanently even be fore the protection circuit starts to operate. ? overheating protection the thermal shutdown circuits in th e product are designed to tempor arily protect product from minor overheating of brief duration. when the overheating protective func tion in the product activates, immediately correct the overheating situation. improper usage of product, such as the application of heat to product exceeding the absolute maximum ratings, co uld cause the overheating protection circuit not to operate properly and/or damage prod uct permanently even before the prot ection circuit starts to operate.
ta48ls015,018,025,033,05f 2008-08-08 10 v out ? t j v out ? v in i b ? v in i b ? tj junction temperature t j (c) input voltage v in (v) input voltage v in (v) junction temperature t j (c) output voltage v out (v) output voltage v out (v) quiescent current i b (ma) i b ? i out output current i out (ma) quiescent current i b (ma) 3.1 3.5 150 ? 50 3.3 3.4 50 3.2 0 100 ta48ls033f v in = 5.3 v i out = 5 ma 0 4 8 0 2 3 1 4 6 ta48ls033f t j = 25c 150 ma i out = 5 ma i out = 5 ma 0 10 2 150 ? 50 50 0 100 ta48ls033f v in = 5.3 v 6 300 ma 300 0 100 ta48ls033f v in = 5.3 v t j = 25c 200 i out = 150 ma 8 0 4 2 6 ta48ls033f t j = 25c 0 20 8 12 50 ma 5 ma 2 16 4 4 8 0 10 2 6 4 8 0 0.4 1.2 1.6 0 40 80 120 160 200 0.8 25.4 mm 25.4 mm 0.8mm refer to note 5 for the pattern when mounted on a glass epoxy board. p dmax ? ta ambient temperature ta (c) allowable power dissipation p dmax (w) 50 ma quiescent current i b (ma)
ta48ls015,018,025,033,05f 2008-08-08 11 v out ? i out v out ? i out output current i out (ma) output current i out (ma) output voltage v out (v) output voltage v out (v) ta48ls033f v in = 5.3 v t j = 25c 3.1 3.2 3.3 3.5 3.4 0 4 2 1 600 0 400 200 3 v d ? i out output current i out (ma) dropout voltage v d (v) ? 40 c 0 0.5 0.4 0.2 25c tj = 125c ta48ls033f v in = 5.3 v t j = 25c v d ? t j junction temperature t j (c) dropout voltage v d (v) 5 ma 150 ? 50 0 100 150 ma i out = 300 ma 50 85c 800 v en ? v in v en ? tj input voltage v in (v) junction temperature tj (c) en input voltage v en (v) en input voltage v en (v) 0 2.0 1.0 0.5 -50 50 0 100 1.5 150 v in = 5.3 v i out = 100 ma v en(on) v en(off) 300 0 100 200 ta48ls033f 0.1 300 0 100 200 ta48ls033f 0 0.5 0.4 0.2 0.3 0.1 0.3 16 8 4 0 0.5 1.0 2.0 1.5 12 ta48ls033f tj = 25 c i out = 100 ma v en ( on ) v en ( off ) 2
ta48ls015,018,025,033,05f 2008-08-08 12 package dimensions weight: 0.08 g (typ.)
ta48ls015,018,025,033,05f 2008-08-08 13 restrictions on product use ? toshiba corporation, and its subsidiaries and affiliates (collect ively ?toshiba?), reserve the right to make changes to the in formation in this document, and related hardware, software a nd systems (collectively ?product?) without notice. ? this document and any information herein may not be reproduc ed without prior written permission from toshiba. even with toshiba?s written permission, reproduc tion is permissible only if reproducti on is without alteration/omission. ? though toshiba works continually to improve product?s quality and reliability, product can malfunction or fail. customers are responsible for complying with safety standards and for prov iding adequate designs and safeguards for their hardware, software and systems which minimize risk and avoid situations in which a ma lfunction or failure of product could cause loss of human life, b odily injury or damage to property, including data loss or corruption. before creating and producing des igns and using, customers mus t also refer to and comply with (a) the latest versions of all re levant toshiba information, including without limitation, this d ocument, the specifications, the data sheets and applic ation notes for product and the precautions and conditions set forth in the ?tosh iba semiconductor reliability handbook? and (b) t he instructions for the application that product will be used with or for. custome rs are solely responsible for all aspects of t heir own product design or applications, incl uding but not limited to (a) determining th e appropriateness of the use of this product in such design or applications; (b) evaluating and det ermining the applicability of any information contained in this document, or in charts, diagrams, programs, algorithms, sample application circuits, or any other referenced documents; and (c) validating all operating parameters for such designs and applications. toshiba assumes no liability for customers? product design or applications. ? product is intended for use in general el ectronics applications (e.g., computers, personal equipment, office equipment, measur ing equipment, industrial robots and home electroni cs appliances) or for specif ic applications as expre ssly stated in this document . product is neither intended nor warranted for use in equipment or systems that require extraordinarily high levels of quality a nd/or reliability and/or a malfunction or failure of which may cause loss of human life, bodily injury, serious property damage or se rious public impact (?unintended use?). unintended use includes, without limitation, equipment used in nuclear facilities, equipment used in the aerospace industry, medical equipment, equipment used for automobiles, trains, ships and other transportation, traffic s ignaling equipment, equipment used to control combustions or explosions, safety dev ices, elevators and escalato rs, devices related to el ectric power, and equipment used in finance-related fields. do not use product for unintended use unless specifically permitted in thi s document. ? do not disassemble, analyze, reverse-engineer, alter, modify, translate or copy product, whether in whole or in part. ? product shall not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable laws or regulations. ? the information contained herein is pres ented only as guidance for product use. no re sponsibility is assumed by toshiba for an y infringement of patents or any other intellectual property rights of third parties that may result from the use of product. no license to any intellectual property right is granted by this document, whether express or implied, by estoppel or otherwise. ? a bsent a written signed agreement, except as provid ed in the relevant terms and conditions of sale for product, and to the maximum extent allowable by law, toshiba (1) assumes no liability whatsoever, including without limitation, indirect, co nsequential, special, or incidental damages or loss, including without limitation, loss of profit s, loss of opportunities, business interruption and loss of data, and (2) disclaims any and all express or implied warranties and conditions related to sale, use of product, or information, including warranties or conditions of merchantability, fitness for a particular purpose, accuracy of information, or noninfringement. ? do not use or otherwise make available product or related so ftware or technology for any military purposes, including without limitation, for the design, development, use, stockpiling or m anufacturing of nuclear, chemical , or biological weapons or missi le technology products (mass destruction w eapons). product and related software and technology may be controlled under the japanese foreign exchange and foreign trade law and the u.s. expor t administration regulations. ex port and re-export of product or related software or technology are strictly prohibited exc ept in compliance with all applicable export laws and regulations. ? please contact your toshiba sales representative for details as to environmental matters such as the rohs compatibility of pro duct. please use product in compliance with all applicable laws and regula tions that regulate the inclusion or use of controlled subs tances, including without limitation, the eu rohs directive. toshiba assumes no liability for damages or losses occurring as a result o f noncompliance with applicable laws and regulations.

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