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UTC 78MXX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 0.5A POSITIVE VOLTAGE REGULATOR
DESCRIPTION
The UTC 78MXX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 0.5 A.
1
TO-92
1
TO-126
FEATURES
*Output current up to 0.5 A *Fixed output voltage of 5V, 6V, 8V, 9V, 12V, 15V ,18V and 24V available *Thermal overload shutdown protection *Short circuit current limiting *Output transistor SOA protection
1
TO-126C
1
TO-220
TO-92 TO-126/TO220
1: Output 2:GND 3: Input 1:Input 2:GND 3:Output
*Pb-free plating product number: 78MXXL
TEST CIRCUIT
INPUT SERIES PASS ELEMENT 1 3 OUTPUT
CURRENT GENERATOR
SOA PROTECTION
R20
STARTING CIRCUIT
REFERENCE VOLTAGE
ERROR AMPLIFIER
THERMAL PROTECTION
R19
GND
2
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R101-004,E
www..com
www..com
UTC 78MXX
PARAMETER
Input voltage (for Vo=5~18V) (for Vo=24V) Output Current
LINEAR INTEGRATED CIRCUIT
SYMBOL
VI VI Io PD TOPR TSTG Internally 0 -65
ABSOLUTE MAXIMUM RATINGS
( Operating temperature range applies unless otherwise specified )
VALUE
35 40 0.5 Limited +125 +150
UNIT
V V A W C C
Power Dissipation Operating Junction Temperature Range Storage Temperature Range
UTC78M05 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=10V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
Output Voltage Load Regulation Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
SYMBOL
Vo Vo Vo Iq Iq Iq VN RR IPK ISC Vd
TEST CONDITIONS
Tj=25C, Io=5mA to 350mA Vi =7 to 20V Tj=25C,Io=5mA-0.5A Tj=25C,Io=5mA-200mA Vi =7 to 25V,Tj=25C,Io=200mA Vi =8 to 25V,Tj=25C,Io=200mA Tj=25C Vi =8 to 25V,Io=200mA Io=5mA-350mA 10Hz<=f<=100KHz Vi =8 to 18V,f=120Hz Io=300mA Tj=25C Vi=35V, Tj=25C Tj=25C,Io=500mA
MIN
4.80 4.75
TYP
5.0
MAX
5.20 5.25 100 50 100 50 6.0 0.8 0.5
UNIT
V V mV mV mV mV mA mA mA uV dB mA mA V
4.0
40 62 700 300 2.0
UTC78M06 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=11V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
Output Voltage Load Regulation Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection
SYMBOL
Vo Vo Vo Iq Iq Iq VN RR
TEST CONDITIONS
Tj=25C, Io=5-350mA VI =8 to 21V, Io=5mA-350mA Tj=25C,Io=5mA-0.5A Tj=25C,Io=5mA-200mA Vi=8V to 25V,Tj=25C,Io=200mA Vi=9V to 25V,Tj=25C,Io=200mA Tj=25C Io=5mA to 350mA Vi =9V to 25V,Io=200mA 10Hz<=f<=100kHz Vi =9V to 19V,f=120Hz,Tj=25C Io=300mA
MIN
5.76 5.70
TYP
6.0
MAX
6.24 6.30 120 60 100 50 6 0.5 0.8
UNIT
V V mV mV mV mV mA mA mA uV dB
4.0
45 59
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R101-004,E
UTC 78MXX
PARAMETER
Peak Output Current Short-Circuit Current Dropout Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
IPK ISC Vd
TEST CONDITIONS
Tj=25C Vi=35V, Tj=25C Tj=25C
MIN
TYP
700 300 2.0
MAX
UNIT
mA mA V
UTC78M08 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=14V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
Output Voltage Load Regulation Line regulation
SYMBOL
Vo Vo Vo
TEST CONDITIONS
Tj=25C Vi =10.5V to 23V, Io=5mA-350mA Tj=25C,Io=5mA-0.5A Tj=25C,Io=5mA-200mA Vi =10.5V to 25V Tj=25C,Io=200mA Vi =11V to 25V Tj=25C,Io=200mA Tj=25C Vi =10.5V to 25V,Io=200mA Io=5mA to 350mA 10Hz<=f<=100KHz Vi =11.5V to 21.5V, f=120Hz,Io=300mA Tj=25C Vi=35V, Tj=25C Tj=25C,Io=500mA
MIN
7.68 7.60
TYP
8.0
MAX
8.32 8.40 160 80 100 50
UNIT
V V mV mV mV mV mA mA mA uV dB mA mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq Iq Iq VN RR IPK ISC Vd
4.0
6 0.8 0.5
52 56 700 300 2.0
UTC78M09 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=17V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
Output Voltage Load Regulation Line regulation
SYMBOL
Vo Vo Vo
TEST CONDITIONS
Tj=25C Vi =12.5V to 25V, Io=5mA-350mA Tj=25C,Io=5mA-0.5A Tj=25C,Io=5mA-200mA Vi =12.5V to 25 V Tj=25C,Io=200mA Vi =13V to 25V Tj=25C,Io=200mA Tj=25C Vi =12.5V to 25V,Io=200mA Io=5mA-350mA 10Hz<=f<=100kHz Vi =13V to 23V,f=120Hz Io=300mA Tj=25C Vi=35V, Tj=25C Tj=25C,Io=500mA
MIN
8.64 8.55
TYP
9
MAX
9.36 9.45 200 100 100 50
UNIT
V V mV mV mV mV mA mA mA uV dB mA mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq Iq Iq VN RR IPK ISC Vd
4.1
6 0.8 0.5
65 55 700 300 2.0
UTC
UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R101-004,E
UTC 78MXX
PARAMETER
Output Voltage Load Regulation Line regulation
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo Vo Vo
UTC78M12 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=19V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
TEST CONDITIONS
Tj=25C Vi =14.5V to 27V, Io=5mA-350mA Tj=25C,IO=5mA-0.5A Tj=25C,IO=5mA-2A Vi =14.5V to 30V Tj=25C,Io=200mA Vi =16V to 30V Tj=25C,Io=200mA Tj=25C Vi =14.5V to 30V,Io=200mA Io=5mA-350mA 10Hz<=f<=100kHz Vi =15V to 25V,f=120Hz Io=300mA Tj=25C Vi=35V, Tj=25C Tj=25C,Io=500mA
MIN
11.52 11.40
TYP
12.0
MAX
12.48 12.60 240 120 100 50
UNIT
V V mV mV mV mV mA mA mA uV dB mA mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq Iq Iq VN RR IPK ISC Vd
4.1
6.0 0.8 0.5
75 55 700 300 2.0
UTC78M15 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=23V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
Output Voltage Load Regulation Line regulation
SYMBOL
Vo Vo Vo
TEST CONDITIONS
Tj=25C Vi =17.5V to 30V, Io=5mA-350mA Tj=25C,Io=5mA-0.5A Tj=25C,Io=5mA-200mA Vi =17.5V to 30V Tj=25C, Io =200mA Vi =20V to 30V Tj=25C, Io =200mA Tj=25C Vi =17.5V to 30V,Io=200mA Io=5mA-350mA 10Hz<=f<=100KHz Vi =18.5V to 28.5V f=120Hz,Io=300mA Tj=25C Vi=35V, Tj=25C Tj=25C,Io=500mA
MIN
14.40 14.25
TYP
15.0
MAX
15.60 15.75 300 150 100 50
UNIT
V V mV mV mV mV mA mA mA uV dB mA mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq Iq Iq VN RR IPK ISC Vd
4.1
6.0 0.8 0.5
90 54 700 300 2.0
UTC
UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R101-004,E
UTC 78MXX
PARAMETER
Output Voltage Load Regulation Line regulation
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo Vo Vo
UTC78M18 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=26V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
TEST CONDITIONS
Tj=25C Vi =20.5V to 33V Io=5mA-350mA Tj=25C,Io=5mA-0.5A Tj=25C,Io=5mA-200mA Vi =21V to 33V Tj=25C, Io =200mA Vi =24V to 33V, Tj=25C, Io =200mA Tj=25C Vi =21V to 33V, Io =200mA Io=5mA-350mA 10HzM<=f<=100KHz Vi =22V to 32V,f=120Hz Io =300mA Tj=25C Vi=35V, Tj=25C Tj=25C
MIN
17.28 17.10
TYP
18.0
MAX
18.72 18.90 360 180 100 50
UNIT
V V mV mV mV mV mA mA mA uV dB mA mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq Iq Iq VN RR IPK ISC Vd
4.2
6 0.8 0.5
100 53 700 300 2.0
UTC78M24 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125C,Io=350mA,Vi=33V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
Output Voltage
SYMBOL
Vo
TEST CONDITIONS
Tj=25C Vi =27V to 38V
MIN
23.04 22.80
TYP
24.0
MAX
24.96 25.20
UNIT
V V
Io=5mA-350mA Load Regulation Vo Tj=25C,Io=5mA-0.5A 480 mV Tj=25C,Io=5mA-200mA 240 mV Line regulation Vo Vi =27V to 38V 100 mV Tj=25C,Io=200mA Vi =28V to 38V 50 mV Tj=25C,Io=200mA Quiescent Current Iq Tj=25C, 4.2 6.0 mA Quiescent Current Change Iq Vi =27V to 38V,Io=200mA 0.8 mA Iq Io=5mA-350mA 0.5 mA Output Noise Voltage VN 10Hz<=f<=100KHz 170 uV Ripple Rejection RR Vi =28V to 38V,f=120Hz 50 dB Io=300mA Peak Output Current IPK Tj=25C 700 mA Short-Circuit Current ISC Vi=35V, Tj=25C 300 mA Dropout Voltage Vd Tj=25C 2.0 V Note 1: The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length of the package and copper pattern of PCB. The data above represents pulse test conditions with junction temperatures specified at the initiation of test. Note 2: Power dissipation<0.5W
UTC
UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R101-004,E
UTC 78MXX
APPLICATION CIRCUIT
Vi
LINEAR INTEGRATED CIRCUIT
Vo
1
UTC78MXX 2
3
C1 0.33F
C0 0.1F
Note 1: To specify an output voltage, substitute voltage value for "MXX". Note 2: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators.
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.
6
QW-R101-004,E

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