TAR8H04K 2007-11-01 1 toshiba bipolar linear integrat ed circuit silic on monolithic t a r 8 h 0 4 k dual low-dropout regulator TAR8H04K is a bipolar type 2-system output power supply with a control pin. on and off can be switched using the control pin. features ? include 2-regulators (2.5 v, 3.0 v) ? overtemperature/over current protection ? very small 8-pin package pin assignment (top view) marking 8h04 overtemperature protection and overcurrent protection functions are not necessary guarantee of operating ratings below the absolute maximum ratings. do not use devices under conditions in which their absolute maximum ratings will be exceeded. weight: 0.01 g (typ.) v out (a) = 2.5 v v out (b) = 3.0 v 1 2 3 v out (a) 4 8 7 6 5 v in (a) v in (b) v out (b) control noise (a) noise (b) gnd
TAR8H04K 2007-11-01 2 absolute maximum ratings (ta = 25c) characteristics symbol rating unit supply voltage v in 12 v output current (a-channel) i out (a) 100 output current (b-channel) i out (b) 150 ma 200 (note 1) power dissipation p d 400 (note 2) mw operation temp. range t opr ?40 to 85 c storage temp. range t stg ?55 to 150 c note: using continuously under heavy loads (e.g. the app lication of high temperatur e/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. operat ing temperature/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). note 1: unit rating note 2: mounted on a glass epoxy circuit board of 30 30 mm pad dimension of 70 mm 2 electrical characteristics (unless otherwise specified, v in = 3.6 v, c in = 1 f, c out = 10 f, c noise = 0.01 f, v ct = 3.6 v, t j = 25c) 2.5 v output characteristics ( v out (a) ) characteristics symbol test condition min typ. max unit output voltage v out (a) i out (a) = 30 ma 2.43 2.5 2.57 v dropout voltage v in -v out (a) v in = 2.3 v, i out (a) = 30 ma ? 130 200 mv load regulation reg ? load (a) i out (a) = 0 ma to 30 ma ? 10 30 mv line regulation reg ? line (a) v in = 4.0 v to 8.0 v ? 1 20 mv temp. coefficient t cvo (a) ta = ?40 c to 85 c ? 100 ? ppm/ c r.r. 1 (a) v in = 5.0 v, i out (a) = 10 ma, f = 200 hz, v ripple = 1 v p-p , ta = 25 c ? 65 ? db ripple rejection r.r. 2 (a) v in = 5.0 v, i out (a) = 10 ma, f = 200 khz, v ripple = 1 v p-p , ta = 25 c ? 50 ? db output noise voltage v no (a) i out (a) = 10 ma, 10 hz < = f < = 10 khz, ta = 25 c ? 30 ? v rms output rise time t rise (a) i out (a) = 30 ma, v ct = 0 v 3 v (t r = 10 ns) ? 1 ? ms
TAR8H04K 2007-11-01 3 3.0 v output characteristics ( v out (b) ) characteristics symbol test condition min typ. max unit output voltage v out (b) i out (b) = 60 ma 2.92 3.0 3.08 v dropout voltage v in -v out (b) v in = 2.8 v, i out (b) = 60 ma ? 150 300 mv load regulation reg ? load (b) i out (b) = 0 ma to 60 ma ? 10 60 mv line regulation reg ? line (b) v in = 4.0 v to 8.0 v ? 1 20 mv temp. coefficient t cvo (b) ta = ?40 to 85 ? 100 ? ppm/ c r.r. 1 (b) v in = 5.0 v, i out (b) = 10 ma, f = 200 hz, v ripple = 1 v p-p , ta = 25 c ? 65 ? db ripple rejection r.r. 2 (b) v in = 5.0 v, i out (b) = 10 ma, f = 200 khz, v ripple = 1 v p-p , ta = 25 c ? 50 ? db output noise voltage v no (b) i out (b) = 10 ma, 10 hz < = f < = 10 khz, ta = 25 c ? 30 ? v rms output rise time t rise (b) i out (b) = 60 ma, v ct = 0 v 3 v (t r = 10 ns) ? 1 ? ms common characteristics characteristics symbol test condition min typ. max unit stand-by current i b (off) v ct = 0 v ? ? 10 a quiescent current i b i out (a) = 30 ma, i out (b) = 60 ma ? 1 2 ma control voltage (on) v ct (on) ? 2.2 ? ? v control voltage (off) v ct (off) ? ? ? 0.4 v control input current i ct v ct = 3 v (output on) ? ? 30 a
TAR8H04K 2007-11-01 4 application note ? recommended application circuit control level a-channel b-channel high on on low off off the figure above shows commended configuration for using a point regulator. insert a capacitor for stable input/output operation. if the control function is not to be used, toshiba recommended that the control pin be connected to the v cc pin. ? the noise capacitor should be connected to noise pin to gnd for stable operation. the recommended value is higher than 0.0047 f. 1 2 3 v out (a) 4 8 7 6 5 v in (a) v in (b) v out (b) control noise (a) noise (b) gnd 10 f 1 f 1 f 10 f 0.01 f 0.01 f
TAR8H04K 2007-11-01 5 ripple rejection TAR8H04K feature a circuit with an excellent ripple rejection characteristic. because the circuit also features an excellent output fluctuation characteristic for sudden supply voltage drop s, the circuit is ideal for in the rf blocks incorporated in all mobile telephones. noise pin TAR8H04K device incorporate a noise pin to reduce output noise voltage. inserting a capacitor between the noise pin and gnd reduces output noise. to ensure stable operation, insert a capacitor of 0.0047 f or more between the noise pin and gnd. input transient responce v out(a) time t (ms) ripple rejection ? f frequency f (hz) ripple rejection (db) c noise ? v n noise capacitance c noise (f) output noise voltage v n ( v) 0 10 20 30 40 50 60 0.001 0.01 1.0 0.1 c in = 1 f, c out = 10 f, i out = 10 ma, ta = 25c 01 45 8 10 input voltage 2.5 v 2 3 6 7 9 output voltage 2.8 v 3.1 v ta = 25c, c in = 1 f, c out = 10 f, c noise = 0.01 f, v in : 3.1 v 2.8 v, i out = 30 ma input transient responce v out(b) time t (ms) 01 45 8 10 input voltage 3.0 v 2 3 6 7 9 output voltage 3.3 v 3.6 v ta = 25c, c in = 1 f, c out = 10 f, c noise = 0.01 f, v in : 3.6 v 3.3 v, i out = 60 ma 0 10 100 1 k 10 k 100 k 300 k 10 20 30 40 50 60 70 80 10 f 2.2 f 1 f v in = 3.6 v, c noise = 0.01 f, c in = 1 f, v ripple = 1v p ? p , i out = 10 ma, ta = 25c
TAR8H04K 2007-11-01 6 frequency f (hz) v n ? f output noise voltage v n ( v/ hz ) v in = 3.6 v, i out = 10 ma, c in = 1 f, c out = 10 f, c noise = 0.01 f, 10 hz < f < 100 khz, ta = 25c 10 1 0.1 0.01 0.001 10 100 1 k 10 k 100 k input voltage v in (v) v out(a) ? v in output voltage v out (v) 0 5 10 15 0 3 6 1 2 4 5 i out = 1 ma, c in = 1 f, c out = 10 f, c noise = 0.01 f pulse width = 1 ms input voltage v in (v) v out(b) ? v in output voltage v out (v) 0 5 10 15 0 3 6 1 2 4 5 i out = 1 ma, c in = 1 f, c out = 10 f, c noise = 0.01 f pulse width = 1 ms ambient temperature ta (c) p d ? ta power dissipation p d (mw) ? 40 100 0 40 120 80 200 300 400 500 circuit board material: grass epoxy. circuit board dimension: 30 mm 30 mm pad area: 70 mm 2 (t = 0.8mm)
TAR8H04K 2007-11-01 7 package dimensions weight: 0.01 g (typ.)
TAR8H04K 2007-11-01 8 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 fo r 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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