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What is 78M15?

This electronic component, produced by the manufacturer "Unisonic Technologies", performs the same function as "(78Mxx) 3-Terminal 0.5A Positive Voltage Regulator".


78M15 Datasheet PDF - Unisonic Technologies

Part Number 78M15
Description (78Mxx) 3-Terminal 0.5A Positive Voltage Regulator
Manufacturers Unisonic Technologies 
Logo Unisonic Technologies Logo 


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( DataSheet : www.DataSheet4U.com )
UTC78MXX 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.
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
TEST CIRCUIT
11
TO-92
TO-126
1 TO-126C 1
TO-220
TO-92
1: Output 2:GND 3: Input
TO-126/TO220 1:Input 2:GND 3:Output
*Pb-free plating product number: 78MXXL
INPUT
1
CURRENT
GENERATOR
SERIES
PASS
ELEMENT
SOA
PROTECTION
OUTPUT
3
R20
STARTING
CIRCUIT
REFERENCE
VOLTAGE
ERROR
AMPLIFIER
THERMAL
PROTECTION
R19
GND
2
UTC
UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R101-004,E
www.DataSheet4U.com
www.DataSheet4U.com

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78M15 equivalent
UTC78MXX LINEAR INTEGRATED CIRCUIT
UTC78M18 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125°C,Io=350mA,Vi=26V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Output Voltage
Tj=25°C
Vo Vi =20.5V to 33V
17.28 18.0 18.72
17.10
18.90
V
V
Io=5mA-350mA
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Vo Tj=25°C,Io=5mA-0.5A
Tj=25°C,Io=5mA-200mA
Vo Vi =21V to 33V
Tj=25°C, Io =200mA
Vi =24V to 33V,
Tj=25°C, Io =200mA
Iq Tj=25°C
Iq Vi =21V to 33V, Io =200mA
Iq Io=5mA-350mA
VN 10HzM<=f<=100KHz
360
180
100
50
4.2 6
0.8
0.5
100
mV
mV
mV
mV
mA
mA
mA
uV
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
RR Vi =22V to 32V,f=120Hz
Io =300mA
IPK Tj=25°C
ISC Vi=35V, Tj=25°C
Vd Tj=25°C
53
700
300
2.0
dB
mA
mA
V
UTC78M24 ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, Tmin<=Tj<=125°C,Io=350mA,Vi=33V,unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Output Voltage
Tj=25°C
Vo Vi =27V to 38V
23.04 24.0 24.96
22.80
25.20
V
V
Io=5mA-350mA
Load Regulation
Vo Tj=25°C,Io=5mA-0.5A
480 mV
Tj=25°C,Io=5mA-200mA
240 mV
Line regulation
Vo Vi =27V to 38V
100 mV
Tj=25°C,Io=200mA
Vi =28V to 38V
50 mV
Tj=25°C,Io=200mA
Quiescent Current
Iq Tj=25°C,
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=25°C
700 mA
Short-Circuit Current
ISC Vi=35V, Tj=25°C
300 mA
Dropout Voltage
Vd Tj=25°C
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


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