78DXXA_V01 UTC | Alldatasheet
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UNISONIC TECHNOLOGIES CO., LTD 78DXXA LINEAR INTEGRATED CIRCUIT www.unisonic.com.tw 1 of 10 Copyright © 2023 Unisonic Technologies Co., Ltd QW-R101-010.Z 3-TERMINALS 1A POSITIVE VOLTAGE REGULATOR DESCRIPTION The UTC 78DXXA family is monolithic fixed voltage regulator integrated circuit. They are suitabl e for applications that required supply current up to 1 A. FEATURES * Peak output current up to 1A. * Fixed output voltage of 5V, 6V, 7V, 8V, 9V, 10V, 12V, 15V, 18V, 20V and 24V available. * Thermal overload shutdown protection. * Short circuit current limiting. * Output transistor SOA protection. TO-2511 TO-252 TO-252-3 SOT-2231 ORDERING INFORMATION Ordering Number Package Pin Assignment Packing Lead Free Halogen Free 1 2 3 78DXXAL-AA3-R 78DXXAG-AA3-R SOT-223 I G O Tape Reel 78DXXAL-TM3-T 78DXXAG-TM3-T TO-251 I G O Tube 78DXXAL-TN3-R 78DXXAG-TN3-R TO-252 I G O Tape Reel 78DXXAL-TNA-R 78DXXAG-TNA-R TO-252-3 I G O Tape Reel Note: Pin Code: I: Input G: GND O: Output
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 2 of 10 www.unisonic.com.tw QW-R101-010.Z MARKING INFORMATION PACKAGE VOLTAGE CODE MARKING SOT-223 05: 5V 06: 6V 07: 7V 08: 8V 09: 9V 10: 10V 12: 12V 15: 15V 18: 18V 20: 20V 24: 24V TO-251 TO-252 TO-252-3
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 3 of 10 www.unisonic.com.tw QW-R101-010.Z BLOCK DIAGRAM GND OUTPUT INPUT R13 R17 R9 Z2 T12 T14 R19 R18 R12 R11 R10 T8 T9 T13 T10 R14 T11 T5 R15 T15 R16 R1 R2 T1 T2 APPLICATION CIRCUIT Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators.
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 4 of 10 www.unisonic.com.tw QW-R101-010.Z ABSOLUTE MAXIMUM RATINGS (TA = 25°C, unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Input Voltage VOUT=5~20V VIN 35 V VOUT=24V 40 V Output Current I OUT 1 A Power Dissipation (TC=25°C) SOT-223 PD 8.3 W TO-251/TO-252 TO-252-3 10 Junction Temperature T J +150 °C Operating Temperature T OPR -40 ~ +125 °C Storage Temperature T STG -55 ~ +150 °C Notes: 1. Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings. 2. The maximum steady state usabl e output current are dependent on i nput voltage, heat sinking, lead length of the package and copper pattern of PCB. The dat a are showed as electrical characteristics table represents pulse test conditions with junction temperatures specified at the initiation of test. THERMAL DATA PARAMETER SYMBOL RATINGS UNIT Junction to Ambient SOT-223 θJA 150 °C/W TO-251/TO-252 TO-252-3 112 Junction to Case SOT-223 θJC °C/W TO-251/TO-252 TO-252-3 12.5 ELECTRICAL CHARACTERISTICS (TJ=25C, CI =0.33uF, CO=0.1uF, PD≤15W, unless otherwise specified) For 78D05A (VIN=10V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 4.90 5.0 5.10 V VIN =7.5~20V, IOUT =5mA~1.0A 4.85 5.15 V Load Regulation VOUT IOUT =5mA~1.0A 50 mV IOUT =0.25A~0.75A 25 mV Line Regulation VOUT VIN =7~25V 50 mV VIN =7.5~20V, IOUT =1.0A 50 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =7.5~20V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 40 V Ripple Rejection RR V IN =8~18V,f=120Hz 59 80 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 5 of 10 www.unisonic.com.tw QW-R101-010.Z ELECTRICAL CHARACTERISTICS(Cont.) For 78D06A (VIN=11V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 5.88 6.0 6.12 V VIN =8.5~21V, IOUT =5mA~1.0A 5.82 6.18 V Load Regulation VOUT IOUT =5mA~1.0A 60 mV IOUT =0.25A~0.75A 30 mV Line Regulation VOUT VIN =8~25V 60 mV VIN =8.5~21V, IOUT =1.0A 60 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =8.5~21V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 45 V Ripple Rejection RR V IN =9~19V,f=120Hz 56 75 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V For 78D07A (VIN=13V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 6.86 7.0 7.14 V VIN =9.5~22V, IOUT =5mA~1.0A 6.79 7.21 V Load Regulation VOUT IOUT =5mA~1.0A 70 mV IOUT =0.25A~0.75A 35 mV Line Regulation VOUT VIN =9~25V 70 mV VIN =9.5~22V, IOUT =1.0A 70 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =9.5~22V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 50 V Ripple Rejection RR V IN =10.5V~20.5V, f=120Hz 56 75 dB Peak Output Current I PEAK 1.7 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V For 78D08A (VIN=14V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 7.84 8.0 8.16 V VIN =10.5~23V, IOUT =5mA~1.0A 7.76 8.24 V Load Regulation VOUT IOUT =5mA~1.0A 80 mV IOUT =0.25A~0.75A 40 mV Line Regulation VOUT VIN =10.5~25V 80 mV VIN =10.5~23V, IOUT =1.0A 80 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =10.5~23V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 58 V Ripple Rejection RR V IN =11.5~21.5V,f=120Hz 53 72 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 6 of 10 www.unisonic.com.tw QW-R101-010.Z ELECTRICAL CHARACTERISTICS(Cont.) For 78D09A (VIN=15V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 8.82 9.0 9.18 V VIN =11.5~24V, IOUT =5mA~1.0A 8.73 9.27 V Load Regulation VOUT IOUT =5mA~1.0A 90 mV IOUT =0.25A~0.75A 45 mV Line Regulation VOUT VIN =11.5~25V 90 mV VIN =11.5~24V, IOUT =1.0A 90 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =11.5~24V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 58 V Ripple Rejection RR V IN =12.5~22.5V,f=120Hz 53 72 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V For 78D10A (VIN=16V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 9.8 10 10.2 V VIN =12.5~25V, IOUT =5mA~1.0A 9.7 10.3 V Load Regulation VOUT IOUT =5mA~1.0A 100 mV IOUT =0.25A~0.75A 50 mV Line Regulation VOUT VIN =13~25V 100 mV VIN =13~25V, IOUT =1.0A 100 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =12.6V~25V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 58 V Ripple Rejection RR V IN =13~23V,f=120Hz 53 72 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V For 78D12A (VIN=19V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 11.76 12 12.24 V VIN =14.5~27V, IOUT =5mA~1.0A 11.64 12.36 V Load Regulation VOUT IOUT =5mA~1.0A 120 mV IOUT =0.25A~0.75A 60 mV Line Regulation VOUT VIN =14.5~30V 120 mV VIN =14.6~27V, IOUT =1.0A 120 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =14.5~30V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 75 V Ripple Rejection RR V IN =15~25V,f=120Hz 52 72 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 7 of 10 www.unisonic.com.tw QW-R101-010.Z ELECTRICAL CHARACTERISTICS(Cont.) For 78D15A (VIN=23V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT =5mA~1.0A 14.70 15 15.30 V VIN =17.5~30V, IOUT =5mA~1.0A 14.55 15.45 V Load Regulation VOUT IOUT =5mA~1.0A 150 mV IOUT =0.25A~0.75A 75 mV Line Regulation VOUT VIN =18.5~30V 150 mV VIN =17.7~30V, IOUT =1.0A 150 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =17.5~30V 1.0 mA IOUT =5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 90 V Ripple Rejection RR V IN =18.5~28.5V,f=120Hz 51 70 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V For 78D18A (VIN=27V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT=5mA~1.0A 17.64 18 18.36 V VIN =21~33V, IOUT=5mA~1.0A 17.46 18.54 V Load Regulation VOUT IOUT=5mA~1.0A 180 mV IOUT=0.25A~0.75A 90 mV Line Regulation VOUT VIN =21~33V 180 mV VIN =21~33V, IOUT =1.0A 180 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =21.5~33V 1.0 mA IOUT=5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 110 V Ripple Rejection RR V IN =22~32V,f=120Hz 50 69 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V For 78D20A (VIN=29V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT=5mA~1.0A 19.6 20 20.4 V VIN =23~35V, IOUT=5mA~1.0A 19.4 20.6 V Load Regulation VOUT IOUT=5mA~1.0A 200 mV IOUT=0.25A~0.75A 100 mV Line Regulation VOUT VIN =23~35V 200 mV VIN =23~35V, IOUT =1.0A 200 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =23.5~35V 1.0 mA IOUT=5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 130 V Ripple Rejection RR V IN =24~34V,f=120Hz 49 68 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN =35V 250 mA Dropout Voltage V D 2.0 V
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 8 of 10 www.unisonic.com.tw QW-R101-010.Z ELECTRICAL CHARACTERISTICS(Cont.) For 78D24A (VIN=33V, IOUT=1.0A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage V OUT IOUT=5mA~1.0A 23.52 24 24.48 V VIN =27~38V, IOUT=5mA~1.0A 23.28 24.72 V Load Regulation VOUT IOUT=5mA~1.0A 240 mV IOUT=0.25A~0.75A 120 mV Line Regulation VOUT VIN =27~38V 240 mV VIN =27~38V, IOUT =1.0A 240 mV Quiescent Current I Q I OUT≤1.0A 8.0 mA Quiescent Current Change IQ VIN =28~38V 1.0 mA IOUT=5mA~1.0A 0.5 mA Output Noise Voltage eN 10Hz ≤f≤100kHz 170 V Ripple Rejection RR V IN =28~38V,f=120Hz 47 66 dB Peak Output Current I PEAK 1.8 A Short-Circuit Current I SC V IN=35V 250 mA Dropout Voltage V D 2.0 V
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 9 of 10 www.unisonic.com.tw QW-R101-010.Z TYPICAL CHARACTERISTICS 26 8 Output Voltage vs. Input Voltage Output Voltage, VOUT (V) Input Voltage, VIN (V) 01 3 4 5 7 IOUT=0A VOUT=5V CIN=0.33uF COUT=0.1uF TA: Room Temprature IOUT=0.25A IOUT=1A 01234567 8 Input Voltage, V IN (V) Circuit Operating Current, IBIAS (mA) Circuit Operating Current vs. Input Voltage IOUT=0A IOUT=0.25A IOUT=1A VOUT=5V CIN=0.33uF COUT=0.1uF TA: Room Temprature 1.8 1.6 1.4 1.2 0.8 0.6 0.4 0.2 -40 -20 140120100806040200 1.6 1.4 1.2 0.8 0.6 0.4 0.2 360 3 6 91 2 1 5 1 821 24 27 3033 40 Input Voltage, VIN (V) Short Current vs. Input Voltage Junction Temperature, TJ (°C) Dropout Voltage vs. Junction Temperature IOUT=0.25A IOUT=0A IOUT=1A Output Voltage Deviation (mV) Load Current (mA) Output Voltage Deviation (mV) Input Voltage Change (V)
78DXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 10 of 10 www.unisonic.com.tw QW-R101-010.Z 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 desi gned for use in life suppor t 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. UTC reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the publication hereof.