UNISONIC TECHNOLOGIES CO., LTD 79LXX LINEAR INTEGRATED CIRCUIT 3-TERMINAL 0.1A NEGATIVE VOLTAGE REGULATOR DESCRIPTION The UTC 79LXX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 100mA. FEATURES * Output current up to 100Ma. * Fixed output voltage of -5V, -6V, -8V, -9V, -12V,-15V, -18V and -24V available. * Thermal overload shutdown protection. * Short circuit current limiting. ORDERING INFORMATION Ordering Number Package Halogen Free Lead Free SOT-89 79LXXL-AB3-R 79LXXG-AB3-R 79LXXL-S08-R 79LXXG-S08-R SOP-8 79LXXL-S08-T 79LXXG-S08-T SOP-8 79LXXL-T92-B 79LXXG-T92-B TO-92 79LXXL-T92-K 79LXXG-T92-K TO-92 79LXXL-T92-R 79LXXG-T92-R TO-92 Notes: 1. XX: Output Voltage, refer to Marking Information. 2. Note: Pin Assignment: I:VIN O:VOUT G:GND www.unisonic.com.tw Copyright © 2011 Unisonic Technologies Co., Ltd Pin Assignment 1 2 3 4 5 6 7 8 G I O - - - - O I I N G I I N O I I N G I I N G I O - - - - G I O - - - - G I O - - - - - Packing Tape Reel Tape Reel Tube Tape Box Bulk Tape Reel 1 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT MARKING INFORMATION PACKAGE VOLTAGE CODE SOT-89 05:-5.0V 06:-6.0V 08:-8.0V 09:-9.0V 10:-10V 12:-12V 15:-15V 18:-18V 24:-24V TO-92 MARKING UTC 79LXX Voltage Code Date Code 1 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw G: Halogen Free L: Lead Free 2 3 2 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL VALUE UNIT VOUT = -5~ -9V -30 V Input Voltage VOUT = -12~ -15V -35 V VIN VOUT = -18~ -24V -35 V SOT-89 350 mW Power Dissipation SOP-8 PD 300 mW TO-92 625 mW -40 ~ +85 Operating Temperature TOPR °C Storage Temperature TSTG -40 ~ +125 °C Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTERISTICS 79L05(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-10V, IOUT=40mA MIN -4.8 TYP -5.0 MAX -5.2 UNIT V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-7~-20V, IOUT =40mA 15 150 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-10V, IOUT =1~100mA 7 60 mV VIN=-10V, IOUT =40mA VIN=-8~-18V, IOUT =40mA, eIN=1VP-P ,f=120Hz VIN=-10V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN 79L06(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-12V, IOUT =40mA 41 MIN -5.76 71 dB 120 µV TYP -6.0 MAX UNIT -6.24 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-8.5~-20V, IOUT =40mA 15 150 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-12V, IOUT =1~100mA 7 60 mV VIN=-12V, IOUT =40mA VIN=-9~ -19V, IOUT =40mA eIN=1VP-P, f=120Hz VIN=-12V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN 79L08(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL Test conditions Output Voltage VOUT VIN=-14V, IOUT =40mA 41 MIN -7.68 71 dB 120 µV TYP -8.0 MAX UNIT -8.32 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-10.5~-23V, IOUT =40mA 24 175 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-14V, IOUT =1~100mA 10 80 mV VIN=-14V, IOUT =40mA VIN=-11~ -21V, IOUT =40mA eIN=1VP-P ,f=140Hz VIN=-14V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 39 68 dB 190 µV 3 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS(Cont.) 79L09(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-15V, IOUT =40mA MIN -8.64 TYP -9.0 MAX UNIT -9.36 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-12.5~-24V, IOUT =40mA 27 200 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-15V, IOUT =1~100mA 12 90 mV VIN=-15V, IOUT =40mA VIN=-12~ -22V, IOUT =40 mA eIN=1VP-P ,f=150Hz VIN=-15V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN 79L12(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-19V, IOUT =40mA 37 64 dB 210 µV MIN TYP MAX UNIT -11.52 -12.0 -12.48 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-14.5~-27V, IOUT =40mA 36 250 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-19V, IOUT =1~100mA 16 100 mV VIN=-19V, IOUT =40mA VIN=-15~ -25V, IOUT =40mA eIN=1VP-P ,f=190Hz VIN=-19V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN 79L15(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-23V, IOUT =40mA 37 MIN -14.4 64 dB 210 µV TYP -15.0 MAX UNIT -15.6 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-17.5~-30V, IOUT =40mA 45 300 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-23V, IOUT =1~100mA 20 150 mV VIN=-23V, IOUT =40mA VIN=-18.5~ -28.5V, IOUT =40mA eIN=1VP-P ,f=230Hz VIN=-23V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN 79L18(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-27V, IOUT =40mA 34 63 dB 340 µV MIN TYP MAX UNIT -17.28 -18.0 -18.72 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-20.5~-33V, IOUT =40mA 54 300 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-27V, IOUT =1~100mA 23 170 mV VIN=-27V, IOUT =40mA VIN=-23~ -33V, IOUT =40mA eIN=1VP-P ,f=270Hz VIN=-27V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 33 60 dB 410 µV 4 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS(Cont.) 79L24(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS Output Voltage VOUT VIN=-33V, IOUT =40mA MIN TYP MAX UNIT -23.04 -24.0 -24.96 V Line Regulation ΔVOUT ΔVIN × VOUT VIN=-27~-38V,Io=40mA 72 350 mV Load Regulation ΔVOUT ΔIOUT × VOUT VIN=-33V, IOUT =1~100mA 30 200 mV VIN=-33V, IOUT =40mA VIN=-29~ -35V, IOUT =40mA eIN=1VP-P ,f=330Hz VIN=-33V, IOUT =40mA BW=10Hz~100kH 3.5 6.0 mA Quiescent current IQ Ripple Rejection RR Output Voltage Noise eN UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 31 55 dB 550 µV 5 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM APPLICATION CIRCUIT VIN 2 C1=0.33 µF UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw UTC 79LXX 3 VOUT 1 COUT=1µF 6 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS Power dissipation vs. ambient temperature Input Voltage vs. Output Voltage Output Voltage, VOUT(V) Power Dissiapation(mW) 700 600 TO-92 500 400 SOT-89 300 -40 -30 UTC79L24 -20 UTC79L15 -10 SOP-8 25 UTC79L09 UTC79L05 0 50 75 100 125 Ambient temperature(°C) Load Characteristics (TJ=25°C) Short Circuit Current (TJ=25°C) -40 -30 -20 -10 0 UTC79L24 VIN=-33V UTC79L15 VIN=-23V UTC79L05 0 VIN=-10V 50 100 150 200 Output Current, IOUT(mA) Output Current, IOUT(mA) Output Voltage, VOUT(V) 300 200 100 0 250 Output Voltage vs. Junction temperature -40 -30 -20 -10 0 UTC79L24 VIN=-33V UTC79L15 VIN=-23V UTC79L05 VIN=-10V -25 25 75 125 175 Ambient temperature(°C) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw -10 -20 -30 -40 Dropout Voltage, VD(V) Output Voltage vs. ambient temperature 5.2 8.2 -5.1 -5.0 -8.1 UTC79L08 UTC79L05 -8.0 -4.9 -7.9 -4.8 -50 0 50 100 150 Ambient temperature(°C) -7.8 7 of 8 QW-R101-003.I 79LXX LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS(Cont.) UTC79L05 Dropout Characteristics (TJ=25°C) UTC79L08 Dropout Characteristics (TJ=25°C) -6.5 10 0m A U T= 40 m A U T= IO -7.5 U T= U T= IO -6.0 Input Voltage, VIN(V) IO 10 0m A U T= IO -5.5 -8.5 -9.0 -9.5 Input Voltage, VIN(V) Current vs. Input Voltage (IOUT=0mA, TJ=25°C) 5 Quiescent current, IQ(mA) Output Voltage, VOUT(V) 5m A 40 m A T= U IO Output Voltage, VOUT(V) -4.5 5m A -8.0 -5.0 IO UTC79L24 4 3 UTC79L05 2 1 0 0 -10 -20 -30 -40 Input Voltage, VIN(V) UTC assum es no responsibility for equipm ent failures that result from using products at v alues that exceed, ev en m om entarily, rated v alues (such as m axim um ratings, operating condition ranges, or other param eters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or system s where m alfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The inform ation presented in this docum ent does not form part of any quotation or contract, is believ ed to be accurate and reliable and m ay be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 8 of 8 QW-R101-003.I