UTC 79LXX LINEAR INTEGRATED CIRCUIT 3-TERMINAL 0.1A NEGATIVE VOLTAGE REGULATOR SOP-8 DESCRIPTION The UTC 79LXX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 100mA. 1 TO-92 FEATURES 1 *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 SOT-89 SOP-8 : 1. Vout ; 2,3,6,7 Vin ; 5. GND; 4,8 NC TO-92 : 1: GND 2: Input 3: Output SOT-89: 1: GND 2: Input 3: Output *Pb-free plating product number: 79LXXL ORDERING INFORMATION Order Number Package Packing Normal Lead free 79Lxx-S08-R 79LxxL-S08-R SOP-8 Tape Reel 79Lxx-S08-T 79LxxL-S08-T SOP-8 Tube 79Lxx-AB3-R 79LxxL-AB3-R SOT-89 Tape Reel 79Lxx-T92-B 79LxxL-T92-B TO-92 Tape Box 79Lxx-T92-K 79LxxL-T92-K TO-92 Bulk Note:1. xx: Output Voltage, refer to Marking Information. UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R101-003,E UTC 79LXX LINEAR INTEGRATED CIRCUIT TEST CIRCUIT GND OUTPUT INPUT ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified ) PARAMETER SYMBOL VALUE UNIT Input voltage(for Vo=-5~-9V) (for Vo=-12~-15V) (for Vo=-18~-24V) VI -30 V VI -35 V Power Dissipation PD VI 350 (SOT-89) mW 300 (SOP-8) 625 (TO-92) Operating Junction Temperature Range TOPR -30 ~ +125 °C Storage Temperature Range TSTG -40 ~ +125 °C UTC UNISONIC TECHNOLOGIES CO., LTD. 2 QW-R101-003,E UTC 79LXX LINEAR INTEGRATED CIRCUIT UTC79L05 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Vo Vo-VIN Vo-Io IQ RR VIN=-10V,Io=40mA VIN=-7~-20V,Io=40mA VIN=-10V,Io=1~100mA VIN=-10V,Io=40mA VIN=-8~-18V, Io=40mA, ein=1Vp-p ,f=120Hz VIN=-10V, BW=10Hz~100kH,Io=40mA -4.8 -5.0 15 7 3.5 71 -5.2 150 60 6.0 V mV mV mA dB VNO 41 µV 120 UTC79L06 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Vo Vo-VIN Vo-Io IQ RR VIN=-12V,Io=40mA VIN=-8.5~-20V,Io=40mA VIN=-12V,Io=1~100mA VIN=-12V,Io=40mA VIN=-9~ -19V, Io=40mA,ein=1Vp-p ,f=120Hz VIN=-12V, BW=10Hz~100kH,Io=40mA -5.76 -6.0 15 7 3.5 71 -6.24 150 60 6.0 V mV mV mA dB VNO 41 µV 120 UTC79L08 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage SYMBOL Test conditions MIN TYP MAX UNIT Vo Vo-VIN Vo-Io IQ RR VIN=-14V,Io=40mA VIN=-10.5~-23V,Io=40mA VIN=-14V,Io=1~100mA VIN=-14V,Io=40mA VIN=-11~ -21V, Io=40mA,ein=1Vp-p ,f=140Hz VIN=-14V, BW=10Hz~100kH,Io=40mA -7.68 -8.0 24 10 3.5 68 -8.32 175 80 6.0 V mV mV mA dB VNO 39 µV 190 UTC79L09 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage UTC SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Vo Vo-VIN Vo-Io IQ RR VIN=-15V,Io=40mA VIN=-12.5~-24V,Io=40mA VIN=-15V,Io=1~100mA VIN=-15V,Io=40mA VIN=-12~ -22V, Io=40mA,ein=1Vp-p ,f=150Hz VIN=-15V, BW=10Hz~100kH,Io=40mA -8.64 -9.0 27 12 3.5 64 -9.36 200 90 6.0 V mV mV mA dB VNO 37 µV 210 UNISONIC TECHNOLOGIES CO., LTD. 3 QW-R101-003,E UTC 79LXX LINEAR INTEGRATED CIRCUIT UTC79L12 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage SYMBOL TEST CONDITIONS Vo Vo-VIN Vo-Io IQ RR VIN=-19V,Io=40mA VIN=-14.5~-27V,Io=40mA VIN=-19V,Io=1~100mA VIN=-19V,Io=40mA VIN=-15~ -25V, Io=40mA,ein=1Vp-p ,f=190Hz VIN=-19V, BW=10Hz~100kH,Io=40mA VNO MIN TYP MAX UNIT -11.52 -12.0 -12.48 36 250 16 100 3.5 6.0 37 64 V mV mV mA dB 210 µV UTC79L15 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage SYMBOL TEST CONDITIONS Vo Vo-VIN Vo-Io IQ RR VIN=-23V,Io=40mA VIN=-17.5~-30V,Io=40mA VIN=-23V,Io=1~100mA VIN=-23V,Io=40mA VIN=-18.5~ -28.5V, Io=40mA,ein=1Vp-p ,f=230Hz VIN=-23V, BW=10Hz~100kH,Io=40mA VNO TYP MAX UNIT -14.4 -15.0 45 20 3.5 34 63 MIN -15.6 300 150 6.0 V mV mV mA dB µV 340 UTC79L18 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage SYMBOL TEST CONDITIONS Vo Vo-VIN Vo-Io IQ RR VIN=-27V,Io=40mA VIN=-20.5~-33V,Io=40mA VIN=-27V,Io=1~100mA VIN=-27V,Io=40mA VIN=-23~ -33V, Io=40mA,ein=1Vp-p ,f=270Hz VIN=-27V, BW=10Hz~100kH,Io=40mA VNO MIN TYP MAX UNIT -17.28 -18.0 -18.72 54 300 23 170 3.5 6.0 33 60 V mV mV mA dB 410 µV UTC79L24 ELECTRICAL CHARACTERISTICS (Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified) PARAMETER Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage UTC SYMBOL TEST CONDITIONS Vo Vo-VIN Vo-Io IQ RR VIN=-33V,Io=40mA VIN=-27~-38V,Io=40mA VIN=-33V,Io=1~100mA VIN=-33V,Io=40mA VIN=-29~ -35V, Io=40mA,ein=1Vp-p ,f=330Hz VIN=-33V, BW=10Hz~100kH,Io=40mA VNO MIN TYP MAX UNIT -23.04 -24.0 -24.96 72 350 30 200 3.5 6.0 31 55 V mV mV mA dB 550 µV UNISONIC TECHNOLOGIES CO., LTD. 4 QW-R101-003,E UTC 79LXX LINEAR INTEGRATED CIRCUIT APPLICATION CIRCUIT Vi 2 C1 0.33 µF UTC UTC79LXX 1 3 Vo C0 0.1 µF UNISONIC TECHNOLOGIES CO., LTD. 5 QW-R101-003,E UTC 79LXX LINEAR INTEGRATED CIRCUIT TYPICAL PERFORMANCE CHARACTERISTICS Fig.1 Power dissipation vs. ambient temperature Fig.2 Input Voltage vs. Output Voltage Fig.3 Load Characteristics (Tj=25°C) -40 500 400 SOT-89 -40 -30 UTC79L24 -20 UTC79L15 UTC79L09 -10 SOP-8 300 50 75 100 VIN=-33V -30 UTC79L24 -20 UTC79L15 -10 VIN=-23V UTC79L05 VIN=-10V UTC79L05 0 25 Output Voltage(V) TO-92 600 Output Voltage(V) Power Dissiapation(mW) 700 0 125 0 50 Ambient temperature(°C) 100 150 200 250 Output Current(mA) Fig.4 Short Circuit Current (Tj=25°C) Fig.5 Output Voltage vs. Junction temperature Fig.6 Output Voltage vs. ambient temperature 300 200 5.2 -30 -20 -10 UTC79L24 VIN=-33V UTC79L15 VIN=-23V UTC79L05 VIN=-10V Output Voltage(V) Output Voltage(V) Output Current(mA) -40 8.2 -5.1 -8.1 UTC79L08 -5.0 -8.0 UTC79L05 -4.9 -7.9 100 0 0 -10 -20 -30 -40 -4.8 -25 25 75 125 175 -7.8 -50 Dropout Voltage(V) Ambient temperature(°C) Fig.7 UTC79L05 Dropout Characteristics (Tj=25°C) Fig.8 UTC79L08 Dropout Characteristics (Tj=25°C) 0 50 100 150 Ambient temperature(°C) Fig.9 Current vs. Input Voltage(Io=0mA,Tj=25°C) 5 -8.0 -5.5 -6.0 -6.5 Input Voltage(V) UTC A Quiescent current(mA) Io =5 m A Io =1 00 m -4.5 4 Io =4 0m A Output Voltage(V) A Io =1 00 m Io =5 m Io A =4 0m A Output Voltage(V) -5.0 -7.5 -8.5 -9.0 Input Voltage(V) -9.5 UTC79L24 3 UTC79L05 2 1 0 0 -10 -20 -30 -40 Input Voltage(V) UNISONIC TECHNOLOGIES CO., LTD. 6 QW-R101-003,E UTC 79LXX LINEAR INTEGRATED CIRCUIT UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) 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 systems where malfunction 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 information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UTC UNISONIC TECHNOLOGIES CO., LTD. 7 QW-R101-003,E