UNISONIC TECHNOLOGIES CO., LTD 79DXXA LINEAR INTEGRATED CIRCUIT 3 TERMINAL 1A NEGATIVE VOLTAGE REGULATOR DESCRIPTION The UTC 79DXXA series of three-terminal negative regulators is available several fixed output voltage, making them useful in a wide range of application. Each type employs internal current limiting, thermal shut-down, making it essentially indestructible. FEATURES * Output current up to 1A * -5V, -6V, -7V, -8V, -9V,-12V, -15V, -18V, -24V output voltage available * Thermal overload protection NORDERING INFORMATIO Ordering Number Lead Free Halogen Free 79DXXAL-TM3-T 79DXXAG-TM3-T 79DXXAL-TN3-T 79DXXAG-TN3-T 79DXXAL-TN3-R 79DXXAG-TN3-R Note: Pin Assignment: G: GND I: Input O: Output www.unisonic.com.tw Copyright © 2014 Unisonic Technologies Co., Ltd Package TO-251 TO-252 TO-252 1 G G G Pin Assignment 2 3 I O I O I O Packing Tube Tube Tape Reel 1 of 9 QW-R101.039.E 79DXXA LINEAR INTEGRATED CIRCUIT MARKING INFORMATION PACKAGE VOLTAGE CODE TO-251 TO-252 05:-5V 06:-6V 07:-7V 08:-8V 09:-9V 12:-12V 15:-15V 18:-18V 24:-24V MARKING BLOCK DIAGRAM GND R1 R2 OUTPUT Voltage Reference Protection Circuitry RSC UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw INPUT 2 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (TA=25°C) PARAMETER SYMBOL RATING UNIT Input Voltage VIN -35 V Output Current IOUT 1 A Power Dissipation PD Internally Limited W Operating Temperature TOPR 0 ~ +125 °C Storage Temperature TSTG -65 ~ +150 °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. THERMAL DATA PARAMETER Junction to Ambient Junction to Case SYMBOL θJA θJC RATING 112 12.5 UNIT °C/W °C/W ELECTRICAL CHARACTERISTICS (IOUT=0.5A, TJ=0°C~125°C, CI=2.2uF, CO=1uF, unless otherwise specified) For UTC 79D05A (VIN=-10V) PARAMETER Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current TEST CONDITIONS MIN TJ=25°C -4.80 VOUT VIN=-7V~-20V -4.75 IOUT=5mA~1A, PD≦15W VD IOUT=1A TJ=25°C TJ=25°C VIN=-7V~-25V Δ VOUT VIN=-8V~-12V TJ=25°C TJ=25°C IOUT=5mA~1A Δ VOUT IOUT=250mA~750mA TJ=25°C IQ TJ=25°C IOUT=5mA~1A ΔIQ VIN=-7V~-25V eN f=10Hz~100kHz TA=25°C Δ VOUT/ΔT IOUT=5mA RR VIN=-8V~-18V, f=120Hz 54 IPEAK TJ=25°C For UTC 79D06A (VIN=-11V) PARAMETER SYMBOL Output Voltage Dropout Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Voltage Dropout Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current SYMBOL TEST CONDITIONS MIN TJ=25°C -5.76 VOUT VIN=-8V~-21V, -5.70 IOUT=5mA~1A, PD≦15W VD IOUT=1.0A TJ=25°C VIN=-8V~-25V TJ=25°C ΔVOUT VIN=-9V~-13V TJ=25°C IOUT=5mA~1A TJ=25°C ΔVOUT IOUT=250mA~750mA TJ=25°C IQ TJ=25°C IOUT=5mA~1A ΔIQ VIN=-8V~-25V eN f=10Hz~100kHz TA=25°C ΔVOUT/ΔT IOUT=5mA RR VIN=-9V~-19V, f=120Hz 54 IPEAK TJ=25°C UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw TYP -5.0 2 10 5 10 3 3 0.05 0.1 100 -0.4 60 2.2 TYP -6.00 2 10 5 10 3 3 0.05 0.1 130 -0.5 60 2.2 MAX -5.20 UNIT V -5.25 V 100 60 100 50 6 0.5 1.3 V mV mV mV mV mA mA mA μV mV/°C dB A MAX -6.24 UNIT V -6.30 V 120 60 120 60 6 0.5 1.3 V mV mV mV mV mA mA mA μV mV/°C dB A 3 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS(Cont.) For UTC 79D07A (VIN=-13V) PARAMETER Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current TEST CONDITIONS MIN TJ=25°C -6.72 VOUT VIN=-10.5V~-23V, -6.65 IOUT=5mA~1A, PD≦15W VD IOUT=1A TJ=25°C VIN=-10.5V~-25V TJ=25°C ΔVOUT VIN=-11.5V~-17V TJ=25°C IOUT=5mA~1A TJ=25°C ΔVOUT IOUT=250mA~750mA TJ=25°C IQ TJ=25°C IOUT=5mA~1A ΔIQ VIN=-11.5V~-25V eN f=10Hz~100kHz TA=25°C ΔVOUT/ΔT IOUT=5mA RR VIN=-11.5V~-21.5V, f=120Hz 54 IPEAK TJ=25°C For UTC 79D08A (VIN=-14V) PARAMETER SYMBOL Output Voltage Dropout Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change SYMBOL Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current TEST CONDITIONS MIN TJ=25°C -7.68 VOUT VIN=-10.5V~-23V, -7.60 IOUT=5mA~1A, PD≦15W VD IOUT=1A TJ=25°C VIN=-10.5V~-25V TJ=25°C ΔVOUT VIN=-11.5V~-17V TJ=25°C IOUT=5mA~1A TJ=25°C ΔVOUT IOUT=250mA~750mA TJ=25°C IQ TJ=25°C IOUT=5mA~1A ΔIQ VIN=-11.5V~-25V eN f=10Hz~100kHz TA=25°C ΔVOUT/ΔT IOUT=5mA RR VIN=-11.5V~-21.5V, f=120Hz 54 IPEAK TJ=25°C For UTC 79D09A (VIN=-15V) PARAMETER SYMBOL Output Voltage Dropout Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Voltage Dropout Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current TEST CONDITIONS TJ=25°C VOUT VIN=-11.5V~-23V, IOUT=5mA~1A, PD≦15W VD IOUT=1A TJ=25°C VIN=-11.5V~-26V TJ=25°C ΔVOUT VIN=-12V~-18V TJ=25°C IOUT=5mA~1A TJ=25°C ΔVOUT IOUT=250mA~750mA TJ=25°C IQ TJ=25°C IOUT=5mA~1A ΔIQ VIN=-11.5V~-26V eN f=10Hz~100kHz Ta=25°C ΔVOUT/ΔT IOUT=5mA RR VIN=-12.5V~-22.5V, f=120Hz IPEAK TJ=25°C UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN -8.64 TYP -7.0 2 10 5 12 4 3 0.05 0.1 175 -0.6 60 2.2 TYP -8.0 2 10 5 12 4 3 0.05 0.1 175 -0.6 60 2.2 TYP -9.0 -8.55 54 2 10 5 12 4 3 0.05 0.1 175 -0.6 60 2.2 MAX -7.28 UNIT V -7.35 V 140 70 6 0.5 1.3 V mV mV mV mV mA mA mA μV mV/°C dB A MAX -8.32 UNIT V -8.40 V 160 80 160 80 6 0.5 1.0 V mV mV mV mV mA mA mA μV mV/°C dB A MAX -9.36 UNIT V -9.45 V 180 90 180 90 6 0.5 1.0 V mV mV mV mV mA mA mA μV mV/°C dB A 4 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS(Cont.) For UTC 79D12A (VIN=-18V) PARAMETER SYMBOL Output Voltage VOUT Dropout Voltage VD Line Regulation ΔVOUT Load Regulation ΔVOUT Quiescent Current IQ ΔIQ Quiescent Current Change Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current eN ΔVOUT/ΔT RR IPEAK For UTC 79D15A (VIN=-23V) PARAMETER SYMBOL Output Voltage VOUT Dropout Voltage VD Line Regulation ΔVOUT Load Regulation ΔVOUT Quiescent Current IQ ΔIQ Quiescent Current Change Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current eN ΔVOUT/ΔT RR IPEAK TEST CONDITIONS MIN TYP MAX UNIT TJ=25°C -11.52 -12.0 -12.48 V VIN=-14.5V~-27V, -11.40 -12.60 V IOUT=5mA~1A, PD≦15W IOUT=1A TJ=25°C 2 V VIN =-14.5V~-30V TJ=25°C 12 240 mV VIN =-16V~-22V TJ=25°C 6 120 mV IOUT=5mA~1A TJ=25°C 12 240 mV IOUT=250mA~750mA TJ=25°C 4 120 mV TJ=25°C 3 6 mA 0.05 0.5 mA IOUT=5mA~1A VIN=-14.5V~-30V 0.1 1.0 mA f=10Hz~100kHz Ta=25°C 200 μV IOUT=5mA -0.8 mV/°C VIN=-15V~-25V, f=120Hz 54 60 dB TJ=25°C 2.2 A TEST CONDITIONS MIN TYP MAX UNIT V TJ=25°C -14.40 -15.0 -15.60 VIN=-17.5V~-30V -14.25 -15.75 V IOUT=5mA~1A, PD≦15W IOUT=1A TJ=25°C 2 V VIN=-17.5V~-30V TJ=25°C 12 300 mV VIN=-20V~-26V TJ=25°C 6 150 mV IOUT=5mA~1A TJ=25°C 12 300 mV IOUT=250mA~750mA TJ=25°C 4 150 mV TJ=25°C 3 6 mA IOUT=5mA~1A 0.05 0.5 mA VIN=-17.5V~-30.5V 0.1 1.0 mA f=10Hz~100kHz Ta=25°C 250 μV IOUT=5mA -0.9 mV/°C VIN=-18.5V~-28.5V, f=120Hz 54 60 dB TJ=25°C 2.2 A UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS(Cont.) For UTC 79D18A (VIN=-27V) PARAMETER SYMBOL Output Voltage VOUT Dropout Voltage VD Line Regulation ΔVOUT Load Regulation ΔVOUT Quiescent Current IQ ΔIQ Quiescent Current Change Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current For UTC 79D24A (VIN=-33V) PARAMETER Output Voltage Dropout Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Noise Voltage Output Voltage Drift Ripple Rejection Peak Current eN ΔVOUT/ΔT RR IPEAK TEST CONDITIONS MIN TYP MAX UNIT TJ=25°C -17.28 -18.0 -18.72 V VIN=-21V~-33V -17.10 -18.90 V IOUT=5mA~1A, PD≦15W IOUT=1A TJ=25°C 2 V TJ=25°C 15 360 mV VIN =-21V~-33V VIN =-24V~-30V TJ=25°C 8 180 mV TJ=25°C 15 360 mV IOUT=5mA~1A IOUT=250mA~750mA TJ=25°C 5.0 180 mV TJ=25°C 3 6 mA IOUT=5mA~1A 0.05 0.5 mA VIN=-21V~-32V 0.1 1.0 mA f=10Hz~100kHz Ta=25°C 300 μV IOUT=5mA -1 mV/°C VIN=-22V~-32V, f=120Hz 54 60 dB TJ=25°C 2.2 A SYMBOL TEST CONDITIONS MIN TJ=25°C -23.04 VOUT VIN=-27V~-38V -22.80 IOUT=5mA~1A, PD≦15W VD IOUT=1.0A TJ=25°C VIN=-27V~-38V TJ=25°C ΔVOUT VIN=-30V~-36V TJ=25°C IOUT=5mA~1A TJ=25°C ΔVOUT IOUT=250mA~750mA TJ=25°C IQ TJ=25°C IOUT=5mA~1A ΔIQ VIN =-27V~-38V eN f=10Hz~100kHz Ta=25°C ΔVOUT/ΔT IOUT=5mA RR VIN =-28V~-38V, f=120Hz 54 IPEAK TJ=25°C UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw TYP -24 MAX UNIT -24.96 V -25.20 2 15 8 15 5.0 3 0.05 0.1 400 -1 60 2.2 480 240 480 240 6 0.5 1.0 V V mV mV mV mV mA mA mA μV mV/°C dB A 6 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT APPLICATION CIRCUITS -VIN 2 3 UTC 79DXXA 1 CI 2.2 μF -VOUT CO 1 μF Fig.1 Fixed output regulator 2.5 C3 F CI 2.2 F R1 1 1 2 UTC 79DXXA 3 CO F R2 -VIN -VOUT Fig.2 Circuit for increasing output voltage UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 7 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS Dynamic Loading Test Dynamic Loading Test CH1 0 CH1: 1V/div CH2: 10mVdiv CH3: 1A/div CH1: 1V/div CH2: 10mVdiv CH3: 1A/div VIN=VO+5V, Io=0mA~1A, CIN=10uF, COUT=10uF, Ch1=VIN, Ch2=VOUT, Ch3=IO CH2 0 CH3 0 0 10 Time (2ms/div) VIN=VO+5V, Io=0mA~1A, CIN=10uF, COUT=10uF, Ch1=VIN, Ch2=VOUT, Ch3=IO CH1 0 CH2 0 CH3 0 20 0 20 Time (4ms/div) Power Supply Rejection Power Supply Rejection CH1 0 CH1: 500mV/div CH2: 10mVdiv CH1: 500mV/div CH2: 10mVdiv CH1 VIN=VO+5V, Vip(rms)= 0.5V, IO=10mA, CIN=10uF, CO=10uF, f=120Hz, Ch1=VIN, Ch2=VOUT 0 0 VIN=VO+5V, Vip(rms)= 0.5V, IO=10mA, CIN=10uF, CO=10uF, f=120Hz, Ch1=VIN, Ch2=VOUT 0 CH2 0 50 Time (10ms/div) 100 CH2 0 50 Time (10ms/div) VOUT vs. Temperature 100 VOUT vs. Temperature -14.7 -11.8 -11.85 VIN=-14.5V, IOUT=-5mA VIN=-20V, IOUT=10mA -14.8 -11.9 VOUT (V) VOUT (V) 40 -11.95 -14.9 -15 -12 -15.1 -12.05 -15.2 -12.1 -12.15 30 50 90 110 70 Temperature ( ) 130 150 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw -15.3 20 40 60 80 100 120 140 160 Temperature ( ) 8 of 9 QW-R101-039.E 79DXXA LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS VOUT (-10V/0mA) vs. Temperature -4.99 -5 -5.01 -5.02 -5.03 -5.04 -5.05 -5.06 160 140 120 100 80 60 40 Temperature (℃) 30 25 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. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 9 of 9 QW-R101-039.E