UTC 78LXX
Fig.1 Ambient temperature vs.
Power dissipation
700
LINEAR INTEGRATED CIRCUIT
Fig.2 UTC78L05 Output Voltage
vs.Ambient temperature
Fig.3 UTC78L12 Output Voltage
vs. Ambient temperature
TYPICAL PERFORMANCE CHARACTERISTICS
Power Dissiaption(mW)
600
TO-92
Output Volatge(V)
5.2
12.1
500
5.1
Output Volatge(V)
-50
0
50
100
12.0
400
SOT-89
SOP-8
5.0
11.9
300
4.9
11.8
4.8
25
50
75
100
11.7
-50
0
50
100
Ambient Temperature(°C)
Ambient Temperature(°C)
Ambient Temperature(°C)
Fig.4 Output Characteristics
(Ip=0mA,Tj=25°C)
25
Fig.5 UTC78L05 Dropout
Characteristics
(Tj=25°C)
Short circuit Current(mA)
7.0
Fig.6 Short Circuit output current
(Tj=25°C)
500
20
UTC78L24
Output Voltage(V)
5
Output Voltage(V)
15
Io
=0
Io
m
=4
A
Io
0m
=1
A
00
m
A
400
300
10
UTC78L12
4.5
200
5
UTC78L05
0
0
10
20
30
40
4.1
6.0
6.5
100
0
10
20
30
40
Input Voltage(V)
Input Voltage(V)
input-outputVoltage difference(V)
Fig.7 UTC78L12/24 quiescent
current vs output current
(Tj=25°C)
2.7
Fig.8 UTC78L05 Quiescent
Current vs. Input Voltage
(Io=0mA,Tj=25°C)
Fig.9 Peak output current
vs Dropout voltage difference
Quiescent Current (mA)
Quiescent Current (mA)
2.5
2.4
2.3
2.2
Peak output current(mA)
2.6
4
400
UTC78L24
3
300
2
200
(Tj=0
℃
)
(Tj=25
℃
)
UTC78L12
2.1
2.0
1.9
1
100
(Tj=150
℃
)
0
10
20
30
40
0
0
20
40
60
80
100
0
10
20
30
40
Output Current (mA)
Input Voltage(V)
Input-output voltage difference(V)
UTC
UNISONIC TECHNOLOGIES
CO., LTD.
7
QW-R101-001,D
UTC-IC [ UNISONIC TECHNOLOGIES ]
