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µA79M00 SERIES NEGATIVE-VOLTAGE REGULATORS SLVS060J – JUNE 1976 – REVISED MAY 2003 1POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 /C0068 3-Terminal Regulators /C0068 Output Current Up To 500 mA /C0068 No External Components /C0068 High Power-Dissipation Capability /C0068 Internal Short-Circuit Current Limiting /C0068 Output Transistor Safe-Area Compensation µA79M05, µA79M08 . . . KTP PACKAGE (TOP VIEW) OUTPUT INPUT COMMON INPUT OUTPUT µA79M05 . . . KC (TO-220) PACKAGE (TOP VIEW) COMMON INPUT INPUT OUTPUT µA79M05 . . . KCS (TO-220) PACKAGE (TOP VIEW) COMMON INPUT INPUT description/ordering information This series of fixed-negative-voltage integrated-circuit voltage regulators is designed to complement the µA78M00 series in a wide range of applications. These applications include on-card regulation for elimination of noise and distribution problems associated with single-point regulation. Each of these regulators delivers up to 500 mA of output current. The internal current-limiting and thermal-shutdown features of these regulators essentially make them immune to overload. In addition to use as fixed-voltage regulators, these devices can be used with external components to obtain adjustable output voltages and currents, and also as the power-pass element in precision regulators.

ORDERING INFORMATION

VO (NOM) (V) PACKAGE † ORDERABLE PART NUMBER TOP-SIDE MARKING Power Flex (KTP) Reel of 3000 µA79M05CKTPR µA79M05C 0°Ct o1 2 5°C –5 TO-220 (KC) Tube of 50 µA79M05CKC µA79M05C0°C to 125°C TO-220, short shoulder (KCS)Tube of 20 µA79M05CKCS µA79M05C –8 Power Flex (KTP) Reel of 3000 µA79M08CKTPR µA79M08C † Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. Copyright  2003, Texas Instruments IncorporatedPRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters.

µA79M00 SERIES NEGATIVE-VOLTAGE REGULATORS SLVS060J – JUNE 1976 – REVISED MAY 2003

2 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

4.5 kΩ to 6.3 kΩ COMMON OUTPUT INPUT 0.1 Ω 0.2 Ω 1.7 kΩ to 18 kΩ Resistor values shown are nominal. absolute maximum ratings over virtual junction temperature range (unless otherwise noted)† † Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. package thermal data (see Note 1) PACKAGE BOARD θJC θJA POWER-FLEX (KTP) High K, JESD 51-5 19°C/W 28°C/W TO-220 (KC/KCS) High K, JESD 51-5 3°C/W 19°C/W NOTE 1: Maximum power dissipation is a function of TJ(max), θJA, and TA. The maximum allowable power dissipation at any allowable ambient temperature is PD = (TJ(max) – TA)/θJA. Operating at the absolute maximum TJ of 150°C can affect reliability.

µA79M00 SERIES NEGATIVE-VOLTAGE REGULATORS SLVS060J – JUNE 1976 – REVISED MAY 2003 3POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions MIN MAX UNIT VI Input voltage µA79M05C –7 –25 VVI Input voltage µA79M08C –10.5 –25 V IO Output current 500 mA TJ Operating virtual junction temperature 0 125 °C electrical characteristics at specified virtual junction temperature, VI = –10 V, IO = 350 mA, TJ = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS † µA79M05C UNITPARAMETER TEST CONDITIONS † MIN TYP MAX UNIT Output voltage VI= 7Vt o 25 V IO =5m At o3 5 0m A –4.8 –5 –5.2 VOutput voltage VI = –7 V to –25 V, IO = 5 mA to 350 mA TJ = 0°C to 125°C –4.75 –5.25 V Input voltage regulation VI = –7 V to –25 V 7 50 mVInput voltage regulation VI = –8 V to –18 V 3 30 mV Ripple rejection VI = –8 V to –18 V, IO = 100 mA, TJ = 0°C to 125°C 50 dBRipple rejection I , f = 120 Hz IO = 300 mA 54 60 dB Output voltage regulation IO = 5 mA to 500 mA 75 100 mVOutput voltage regulation IO = 5 mA to 350 mA 50 mV Temperature coefficient of output voltage IO = 5 mA, TJ = 0°C to 125°C –0.4 mV/°C Output noise voltage f = 10 Hz to 100 kHz 125 µV Dropout voltage 1.1 V Bias current 1 2 mA Bias current change VI = –8 V to –18 V, TJ = 0°C to 125°C 0.4 mABias current change IO = 5 mA to 350 mA, TJ = 0°C to 125°C 0.4 mA Short-circuit output currentVI = –30 V 140 mA Peak output current 0.65 A † Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately. All characteristics are measured with a 2-µF capacitor across the input and a 1-µF capacitor across the output.

µA79M00 SERIES NEGATIVE-VOLTAGE REGULATORS SLVS060J – JUNE 1976 – REVISED MAY 2003

4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

electrical characteristics at specified virtual junction temperature, VI = –19 V, IO = 350 mA, TJ = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS † µA79M08C UNITPARAMETER TEST CONDITIONS † MIN TYP MAX UNIT Output voltage VI= 1 05Vt o 25 V IO =5m At o3 5 0m A –7.7 –8 –8.3 VOutput voltage VI = –10.5 V to –25 V, IO = 5 mA to 350 mA V Input voltage regulation VI = –10.5 V to –25 V 8 80 mVInput voltage regulation VI = –11 V to –21 V 4 50 mV Ripple rejection VI = –11.5 V to –21.5 V, IO = 100 mA, TJ = 0°C to 125°C 50 dBRipple rejection I , f = 120 Hz IO = 300 mA 54 59 dB Output voltage regulation IO = 5 mA to 500 mA 90 160 mVOutput voltage regulation IO = 5 mA to 350 mA 60 mV Temperature coefficient of output voltage IO = 5 mA, TJ = 0°C to 125°C –0.6 mV/°C Output noise voltage f = 10 Hz to 100 kHz 200 µV Dropout voltage IO = 5 mA 1.1 V Bias current 1 2 mA Bias current change VI = –10.5 V to –25 V, TJ = 0°C to 125°C 0.4 mABias current change IO = 5 mA to 350 mA, TJ = 0°C to 125°C 0.4 mA Short-circuit output currentVI = –30 V 140 mA Peak output current 0.65 A † Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately. All characteristics are measured with a 2-µF capacitor across the input and a 1-µF capacitor across the output.

Orderable Device Status(1) Package Type Package Drawing Pins Package Qty Eco Plan(2) Lead/Ball FinishMSL Peak Temp (3) 7704001HA OBSOLETE CFP U 10 None Call TI Call TI UA79M05CKC ACTIVE TO-220 KC 3 50 None Call TI Level-1-220C-UNLIM UA79M05CKCS ACTIVE TO-220 KCS 3 50 None Call TI Level-NC-NC-NC UA79M05CKTPR ACTIVE PFM KTP 2 3000 None Call TI Level-1-220C-UNLIM UA79M05MUB OBSOLETE CFP U 10 None Call TI Call TI UA79M06CKTPR OBSOLETE PFM KTP 2 None Call TI Call TI UA79M08CKC OBSOLETE TO-220 KC 3 None Call TI Call TI UA79M08CKTPR ACTIVE PFM KTP 2 3000 None Call TI Level-1-220C-UNLIM UA79M12CKC OBSOLETE TO-220 KC 3 None Call TI Call TI UA79M12CKTPR OBSOLETE PFM KTP 2 None Call TI Call TI UA79M15CKC OBSOLETE TO-220 KC 3 None Call TI Call TI UA79M15CKTPR OBSOLETE PFM KTP 2 None Call TI Call TI UA79M20CKTPR OBSOLETE PFM KTP 2 None Call TI Call TI UA79M24CKTPR OBSOLETE PFM KTP 2 None 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 - May not be currently available - please checkhttp://www.ti.com/productcontentfor the latest availability information and additional product content details. None: Not yet available Lead (Pb-Free). 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. Green (RoHS & no Sb/Br):TI defines "Green" to mean "Pb-Free" and in addition, uses package materials that do not contain halogens, including bromine (Br) or antimony (Sb) above 0.1% of total product weight. (3) MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDECindustry 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 11-Feb-2005 Addendum-Page 1

MCFP001A – JANUARY 1995 – REVISED DECEMBER 1995 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 U (S-GDFP-F10) CERAMIC DUAL FLATPACK 4040179/B 03/95 0.080 (2,03) 0.250 (6,35) 0.019 (0,48)

4 Places

0.300 (7,62) MAX 0.045 (1,14) 0.008 (0,20) 0.050 (1,27) 0.015 (0,38) 0.005 (0,13) MIN 0.026 (0,66) 0.004 (0,10) 0.246 (6,10) 1 10 5 6 0.250 (6,35) 0.250 (6,35) 0.050 (1,27) Base and Seating Plane 0.280 (7,11) 0.230 (5,84) NOTES: A. All linear dimensions are in inches (millimeters). B. This drawing is subject to change without notice. C. This package can be hermetically sealed with a ceramic lid using glass frit. D. Index point is provided on cap for terminal identification only. E. Falls within MIL STD 1835 GDFP1-F10 and JEDEC MO-092AA

MPSF001F – JANUARY 1996 – REVISED JANUARY 2002 1POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 KTP (R-PSFM-G2) PowerFLEX  PLASTIC FLANGE-MOUNT PACKAGE 0.228 (5,79) 0.218 (5,54) 0.233 (5,91) 0.243 (6,17) 0.001 (0,02) 0.005 (0,13) 0.070 (1,78) Seating Plane 0.080 (2,03) 0.010 (0,25) NOM Gage Plane 0.010 (0,25) 4073388/M 01/02 0.037 (0,94) 0.047 (1,19) 0.247 (6,27) 0.237 (6,02) NOM 0.215 (5,46) 0.371 (9,42) 0.381 (9,68) 0.090 (2,29) 0.100 (2,54) 0.287 (7,29) 0.031 (0,79) 0.032 (0,81) MAX 0.277 (7,03) 0.025 (0,63) 0.130 (3,30) NOM 0.090 (2,29) 0.004 (0,10) 2°–/C02576° 0.040 (1,02) 0.050 (1,27) Thermal Tab (See Note C) 0.010 (0,25) NOM NOTES: A. All linear dimensions are in inches (millimeters). B. This drawing is subject to change without notice. C. The center lead is in electrical contact with the thermal tab. D. Dimensions do not include mold protrusions, not to exceed 0.006 (0,15). E. Falls within JEDEC TO-252 variation AC. PowerFLEX is a trademark of Texas Instruments.

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