UTC 78LXX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 0.1A POSITIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC 78LXX family is monolithic fixed
voltage regulator integrated circuit. They are suitable
for applications that required supply current up to
100mA.
1
SOP-8
TO-92
1
FEATURES
*Output current up to 100mA
*Fixed output voltage of 5V, 6V, 8V, 9V, 12V,
15V, 18V and 24V available
*Thermal overload shutdown protection
*Short circuit current limiting
SOT-89
SOP-8 1:Output 2,3,6,7:GND 8:Input
4,5:N.C.
TO-92 1:Output 2:GND; 3:Input
SOT-89 1:Output 2:GND; 3:Input
TEST CIRCUIT
INPUT
3
R13
T10
R17
T8
R9
T9
Z2
T12
T14
R19
R18
R12
R11
R10
R14
T11
T5
T6
T13
OUTPUT
1
R8
R15
T4
Z1
T15
R5
R4
R6
T7
R16
R1
R2
C1
T3
R7
T1
T2
R3
GND
2
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R101-001,D
UTC 78LXX
PARAMETER
Input voltage (for Vo=5~9V)
(for Vo=12~24V)
Output Current
Power Dissipation
SOP-8
TO-92
LINEAR INTEGRATED CIRCUIT
SYMBOL
V
I
V
I
Io
PD
ABSOLUTE MAXIMUM RATINGS
(Operating temperature range applies unless otherwise specified)
MIN.
MAX.
30
35
100
300
625
350
UNIT
V
V
mA
mW
SOT-89
Operating Junction Temperature Range
Storage Temperature Range
T
OPR
T
STG
-20
-55
+150
+150
°C
°C
UTC78L05 ELECTRICAL CHARACTERISTICS
(VI=10V, Io=40mA, 0°C <Tj<125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified)(Note 1)
PARAMETER
Output Voltage
SYMBOL
Vo
TEST CONDITIONS
Tj=25°C
7V<=V
I
<=20V,I
O
=1mA-40mA
7V<=V
I
<=V
MAX,
I
O
=1mA-70mA
MIN
4.80
4.75
4.75
TYP.
5.0
MAX
5.20
5.25
5.25
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
uV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
Vo/T
RR
Vd
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-40mA
7V<=V
I
<=20V,Tj=25°C
8V<=V
I
<=20V,Tj=25°C
V
IN
=10V,I
O
=0mA,Tj=25°C
8V<=V
I
<=20V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
8V<=V
I
<=20V,f=120Hz,Tj=25°C
Tj=25°C
11
5.0
8
6
2.0
60
30
150
100
5.5
1.5
0.1
41
40
-0.65
80
1.7
UTC78L06 ELECTRICAL CHARACTERISTICS
( VI=12V, Io=40mA, 0°C <Tj<125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified )( Note 1 )
PARAMETER
Output Voltage
SYMBOL
V
O
TEST CONDITIONS
Tj=25°C
8.5V<=V
I
<=20V,I
O
=1mA-40mA
8.5V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-70mA
8.5V<=V
I
<=20V,Tj=25°C
9V<=V
I
<=20V,Tj=25°C
V
IN
=12V,I
O
=0mA,Tj=25°C
9V<=V
I
<=20V
1mA<=V
I
<=40mA
MIN
5.76
5.70
5.70
TYP.
6.0
MAX
6.24
6.30
6.30
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Vo
Vo
∆Iq
∆Iq
∆Iq
12.8
5.8
64
54
3.9
80
40
175
125
6.0
1.5
0.1
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R101-001,D
UTC 78LXX
PARAMETER
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
V
N
Vo/T
RR
Vd
TEST CONDITIONS
10Hz<=f<=100kHz
Io=5mA
10V<=V
I
<=20V,f=120Hz,
Tj=25°C
Tj=25°C
MIN
TYP.
49
0.75
46
1.7
MAX
UNIT
uV
mV/°C
dB
V
40
UTC78L08 ELECTRICAL CHARACTERISTICS
(VI=14V,Io=40mA,0°C<Tj<125°C,C1=0.33uF,Co=0.1uF,unless otherwise specified)(Note 1)
PARAMETER
Output Voltage
SYMBOL
V
O
TEST CONDITIONS
Tj=25°C
10.5V<=V
I
<=23V,I
O
=1mA-40mA
10.5V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-70mA
10.5V<=V
I
<=23V,Tj=25°C
11V<=V
I
<=23V,Tj=25°C
V
IN
=14V,I
O
=0mA,Tj=25°C
11V<=V
I
<=23V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
11V<=V
I
<=23V,f=120Hz,Tj=25°C
Tj=25°C
MIN
7.68
7.60
7.60
TYP
8.0
MAX
8.32
8.40
8.40
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
uV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
∆Vo/∆T
RR
Vd
15
8.0
10
8
2.0
80
40
175
125
5.5
1.5
0.1
39
49
0.75
70
1.7
UTC78L09 ELECTRICAL CHARACTERISTICS
(VI=15V,Io=40mA,0°C <Tj<125°C,C1=0.33uF,Co=0.1uF,unless otherwise specified)(Note 1)
PARAMETER
Output Voltage
SYMBOL
V
O
TEST CONDITIONS
Tj=25°C
11.5V<=V
I
<=24V,I
O
=1mA-40mA
11.5V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-40mA
11.5V<=V
I
<=24V,Tj=25°C
13V<=V
I
<=24V,Tj=25°C
V
IN
=15V,I
O
=0mA,Tj=25°C
13V<=V
I
<=24V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
12V<=V
I
<=23V,f=120Hz,Tj=25°C
Tj=25°C
MIN
8.64
8.55
8.55
TYP
9.0
MAX
9.36
9.45
9.45
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
UV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
∆Vo/∆T
RR
Vd
20
10
90
100
2.0
90
45
200
150
6.0
1.5
0.1
38
49
0.75
44
1.7
UTC
UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R101-001,D
UTC 78LXX
PARAMETER
Output Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
V
O
UTC78L12 ELECTRICAL CHARACTERISTICS
(VI=19V,Io=40mA,0°C <Tj<125°C,C1=0.33uF,Co=0.1uF,unless otherwise specified)(Note 1)
TEST CONDITIONS
Tj=25°C
14.5V<=V
I
<=27V,I
O
=1mA-40mA
14.5V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-40mA
14.5V<=V
I
<=27V,Tj=25°C
16V<=V
I
<=27V,Tj=25°C
V
IN
=19V,I
O
=0mA,Tj=25°C
16V<=V
I
<=27V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
15V<=V
I
<=25V,f=120Hz,Tj=25°C
Tj=25°C
MIN
11.52
11.40
11.40
TYP
12.0
MAX
12.48
12.60
12.60
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
uV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
∆Vo/∆T
RR
Vd
25
12
25
20
2.0
150
75
300
250
6.0
1.5
0.1
37
80
-1.0
65
1.7
UTC78L15 ELECTRICAL CHARACTERISTICS
(VI=23V,Io=40mA,0°C <Tj<125°C,C1=0.33uF,Co=0.1uF,unless otherwise specified)(Note 1)
PARAMETER
Output Voltage
SYMBOL
Vo
TEST CONDITIONS
Tj=25°C
17.5V<=V
I
<=30V,I
O
=1mA-40mA
17.5V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-70mA
17.5V<=V
I
<=30V,Tj=25°C
20V<=V
I
<=30V,Tj=25°C
V
IN
=23V,I
O
=0mA,Tj=25°C
20V<=V
I
<=30V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
18.5V<=V
I
<=28.5V,f=120Hz,
Tj=25°C
Tj=25°C
MIN
14.40
14.25
14.25
TYP
15.0
MAX
15.60
15.75
15.75
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
uV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
∆Vo/∆T
RR
Vd
20
25
25
15
2.2
150
150
150
75
6.5
1.5
0.1
34
90
-1.3
63
1.7
UTC
UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R101-001,D
UTC 78LXX
PARAMETER
Output Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
V
O
UTC78L18 ELECTRICAL CHARACTERISTICS
(VI=27V,Io=40mA,0°C<Tj<125°C,C1=0.33uF,Co=0.1uF,unless otherwise specified)(Note 1)
TEST CONDITIONS
Tj=25°C
21V<=V
I
<=33V,I
O
=1mA-40mA
21V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-40mA
21V<=V
I
<=33V,Tj=25°C
22V<=V
I
<=33V,Tj=25°C
V
IN
=27V,I
O
=0mA,Tj=25°C
21V<=V
I
<=33V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
23V<=V
I
<=33V,f=120Hz,Tj=25°C
Tj=25°C
MIN
17.28
17.10
17.10
TYP
18.0
MAX
18.72
18.90
18.90
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
uV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
∆Vo/∆T
RR
Vd
30
15
145
135
2.0
170
85
300
250
6.0
1.5
0.1
34
150
-1.8
48
1.7
UTC78L24 ELECTRICAL CHARACTERISTICS
(VI=33V,Io=40mA,0°C <Tj<125°C,C1=0.33uF,Co=0.1uF,unless otherwise specified)(Note 1)
PARAMETER
Output Voltage
SYMBOL
V
O
TEST CONDITIONS
Tj=25°C
27V<=V
I
<=38V,I
O
=1mA-40mA
27V<=V
I
<=V
MAX,
I
O
=1mA-70mA
Tj=25°C,I
O
=1mA-100mA
Tj=25°C,I
O
=1mA-40mA
27V<=V
I
<=38V,Tj=25°C
28V<=V
I
<=38V,Tj=25°C
V
IN
=33V,I
O
=0mA,Tj=25°C
27V<=V
I
<=38V
1mA<=V
I
<=40mA
10Hz<=f<=100kHz
Io=5mA
27V<=V
I
<=38V,f=120Hz,Tj=25°C
Tj=25°C
MIN
23.04
22.8
22.8
TYP
24.0
MAX
24.96
25.2
25.2
UNIT
V
V
V
(note 2)
mV
mV
mV
mV
mA
mA
mA
uV
mV/°C
dB
V
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Dropout Voltage
Vo
Vo
∆Iq
∆Iq
∆Iq
V
N
∆Vo/∆T
RR
Vd
40
20
160
150
2.2
200
100
300
250
6.0
1.5
0.1
34
200
-2.0
45
1.7
Note 1: The Maximum steady state usable output current is dependent on input voltage, heat sinking, lead length of
the package and copper pattern of PCB. The data above represent 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-R101-001,D
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