UNISONIC TECHNOLOGIES CO., LTD
78LXX
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.
LINEAR INTEGRATED CIRCUIT
FEATURES
* Output current up to 100mA
* Fixed output voltage of 5V, 6V, 8V, 9V, 10V, 12V, 15V, 18V and
24V available
* Thermal overload shutdown protection
* Short circuit current limiting
Lead-free:
78LXXL
Halogen-free: 78LXXG
ORDERING INFORMATION
Ordering Number
Normal
Lead Free
Halogen Free
78Lxx-AB3-R
78LxxL-AB3-R
78LxxG-AB3-R
78Lxx-S08-R
78LxxL-S08-R
78LxxG-S08-R
78Lxx-T92-B
78LxxL-T92-B
78LxxG-T92-B
78Lxx-T92-K
78LxxL-T92-K
78LxxG-T92-K
78Lxx-T92-R
78LxxL-T92-R
78LxxG-T92-R
Note: 1. xx: Output Voltage, refer to Marking Information.
2. O: Output G: GND I: Input N: No Connection
1
O
O
O
O
O
Pin Assignment
2 3 4 5 6 7 8
G I - - - - -
G G N N G G I
G I - - - - -
G I - - - - -
G I - - - - -
Package
SOT-89
SOP-8
TO-92
TO-92
TO-92
Packing
Tape Reel
Tape Reel
Tape Box
Bulk
Tape Reel
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QW-R101-001,K
78LXX
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
LINEAR INTEGRATED CIRCUIT
MARKING
UTC
78LXX
SOP-8
05:5.0V
06:6.0V
08:8.0V
09:9.0V
10:10V
12:12V
15:15V
18:18V
24:24V
Date Code
Voltage Code
L: Lead Free
G: Halogen Free
Lot Code
SOT-89
TO-92
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QW-R101-001,K
78LXX
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
LINEAR INTEGRATED CIRCUIT
RATINGS
UNIT
V
OUT
=5~9V
30
V
Input Voltage
V
IN
V
OUT
=10~24V
35
V
Output Current
I
OUT
100
mA
SOP-8
300
mW
Power Dissipation
P
D
TO-92
625
mW
SOT-89
350
mW
Junction Temperature
T
J
+150
°C
Operating Temperature
T
OPR
-40~+85
°C
Storage Temperature
T
STG
-55~+150
°C
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS
For UTC78L05
(V
IN
=10V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
4.80
5.0
5.20
V
Output Voltage
V
OUT
7V≤V
IN
≤20V,I
OUT
=1mA-40mA
4.75
5.25
V
7V≤V
IN
≤V
MAX
,I
OUT
=1mA-70mA
4.75
5.25 V (note 2)
T
J
=25°C,I
OUT
=1mA-100mA
11
60
mV
Load Regulation
ΔV
OUT
T
J
=25°C,I
OUT
=1mA-40mA
5.0
30
mV
7V≤V
IN
≤20V,T
J
=25°C
8
150
mV
Line regulation
ΔV
OUT
8V≤V
IN
≤20V,T
J
=25°C
6
100
mV
Quiescent Current
I
Q
V
IN
=10V,I
OUT
=0mA,T
J
=25°C
2.0
5.5
mA
8V≤V
IN
≤20V
1.5
mA
Quiescent Current Change
ΔI
Q
0.1
mA
1mA≤V
IN
≤40mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
40
μV
Temperature coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-0.65
mV/°C
Ripple Rejection
RR
8V≤V
IN
≤20V,f=120Hz,T
J
=25°C
41
80
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
For UTC78L06
(V
IN
=12V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
5.76
6.0
6.24
V
Output Voltage
V
OUT
8.5V≤V
IN
≤20V,I
OUT
=1mA-40mA
5.70
6.30
V
5.70
6.30 V(note 2)
8.5V≤V
IN
≤V
MAX
, I
OUT
=1mA-70mA
T
J
=25°C,I
OUT
=1mA-100mA
12.8
80
mV
Load Regulation
ΔV
OUT
T
J
=25°C,I
OUT
=1mA-70mA
5.8
40
mV
8.5V≤V
IN
≤20V,T
J
=25°C
64
175
mV
Line regulation
ΔV
OUT
9V≤V
IN
≤20V,T
J
=25°C
54
125
mV
Quiescent Current
I
Q
V
IN
=12V,I
OUT
=0mA,T
J
=25°C
3.9
6.0
mA
9V≤V
IN
≤20V
1.5
mA
Quiescent Current Change
ΔI
Q
0.1
mA
1mA≤V
IN
≤40mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
49
μV
Temperature coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-0.75
mV/°C
Ripple Rejection
RR
10V≤V
IN
≤20V,f=120Hz,
T
J
=25°C
40
46
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
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QW-R101-001,K
78LXX
ELECTRICAL CHARACTERISTICS (Cont.)
LINEAR INTEGRATED CIRCUIT
For UTC78L08
(V
IN
=14V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
7.68
8.0
8.32
V
Output Voltage
V
OUT
10.5V≤V
IN
≤23V,I
OUT
=1mA-40mA
7.60
8.40
V
7.60
8.40 V(note 2)
10.5V≤V
IN
≤V
MAX
, I
OUT
=1mA-70mA
T
J
=25°C,I
OUT
=1mA-100mA
15
80
mV
Load Regulation
ΔV
OUT
8.0
40
mV
T
J
=25°C,I
OUT
=1mA-70mA
10.5V≤V
IN
≤23V,T
J
=25°C
10
175
mV
Line regulation
ΔV
OUT
8
125
mV
11V≤V
IN
≤23V,T
J
=25°C
Quiescent Current
I
Q
V
IN
=14V,I
OUT
=0mA,T
J
=25°C
2.0
5.5
mA
11V≤V
IN
≤23V
1.5
mA
Quiescent Current Change
ΔI
Q
1mA≤V
IN
≤40mA
0.1
mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
49
μV
-0.75
Temperature coefficient of V
o
ΔV
O
/Δ
T
I
OUT
=5mA
mV/°C
Ripple Rejection
RR
11V≤V
IN
≤23V,f=120Hz,T
J
=25°C
39
70
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
For UTC78L09
(V
IN
=15V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
8.64
9.0
9.36
V
Output Voltage
V
OUT
11.5V≤V
IN
≤24V,I
OUT
=1mA-40mA
8.55
9.45
V
11.5V≤V
IN
≤V
MAX
, I
OUT
=1mA-70mA
8.55
9.45 V(note 2)
T
J
=25°C,I
OUT
=1mA-100mA
20
90
mV
Load Regulation
ΔV
OUT
10
45
mV
T
J
=25°C,I
OUT
=1mA-40mA
11.5V≤V
IN
≤24V,T
J
=25°C
90
200
mV
Line regulation
ΔV
OUT
100
150
mV
13V≤V
IN
≤24V,T
J
=25°C
Quiescent Current
I
Q
V
IN
=15V,I
OUT
=0mA,T
J
=25°C
2.0
6.0
mA
13V≤V
IN
≤24V
1.5
mA
Quiescent Current Change
ΔI
Q
1mA≤V
IN
≤40mA
0.1
mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
70
μV
Temperature coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-0.75
mV/°C
Ripple Rejection
RR
12V≤V
IN
≤24V,f=120Hz,T
J
=25°C
38
44
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
For UTC78L10
(V
IN
=16V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
9.6
10.0 10.4
V
Output Voltage
V
OUT
12.5V≤V
IN
≤25V,I
OUT
=1mA-40mA
9.5
10.5
V
12.5V≤V
IN
≤V
MAX
, I
OUT
=1mA-70mA
9.5
10.5 V(note 2)
T
J
=25°C,I
OUT
=1mA-100mA
20
94
mV
Load Regulation
ΔV
OUT
T
J
=25°C,I
OUT
=1mA-70mA
10
47
mV
12.5V≤V
IN
≤25V,T
J
=25°C
100
200
mV
Line regulation
ΔV
OUT
14V≤V
IN
≤25V,T
J
=25°C
100
170
mV
Quiescent Current
I
Q
V
IN
=17V,I
OUT
=0mA,T
J
=25°C
2.0
6.0
mA
12.5V≤V
IN
≤25V
1.5
mA
Quiescent Current Change
ΔI
Q
0.1
mA
1mA≤V
IN
≤40mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
74
μV
Temperature coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-0.8
mV/°C
Ripple Rejection
RR
15V≤V
IN
≤25V,f=120Hz,T
J
=25°C
38
43
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
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QW-R101-001,K
78LXX
ELECTRICAL CHARACTERISTICS (Cont.)
LINEAR INTEGRATED CIRCUIT
For UTC78L12
(V
IN
=19V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
11.52 12.0 12.48
V
Output Voltage
V
OUT
14.5V≤V
IN
≤27V,I
OUT
=1mA-40mA
11.40
12.60
V
12.60 V(note 2)
14.5V≤V
IN
≤V
MAX
, I
OUT
=1mA-70mA 11.40
T
J
=25°C,I
OUT
=1mA-100mA
25
150
mV
Load Regulation
ΔV
OUT
12
75
mV
T
J
=25°C,I
OUT
=1mA-40mA
14.5V≤V
IN
≤27V,T
J
=25°C
25
300
mV
Line regulation
ΔV
OUT
20
250
mV
16V≤V
IN
≤27V,T
J
=25°C
Quiescent Current
I
Q
V
IN
=19V,I
OUT
=0mA,T
J
=25°C
2.0
6.0
mA
16V≤V
IN
≤27V
1.5
mA
Quiescent Current Change
ΔI
Q
1mA≤V
IN
≤40mA
0.1
mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
80
μV
Temperature coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-1.0
mV/°C
Ripple Rejection
RR
15V≤V
IN
≤25V,f=120Hz,T
J
=25°C
37
65
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
For UTC78L15
(V
IN
=23V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
14.40 15.0 15.60
V
Output Voltage
V
OUT
17.5V≤V
IN
≤30V,I
OUT
=1mA-40mA
14.25
15.75
V
17.5V≤V
IN
≤V
MAX
, I
OUT
=1mA-70mA
14.25
15.75 V(note 2)
T
J
=25°C,I
OUT
=1mA-100mA
20
150
mV
Load Regulation
ΔV
OUT
T
J
=25°C,I
OUT
=1mA-70mA
25
150
mV
17.5V≤V
IN
≤30V,T
J
=25°C
25
150
mV
Line Regulation
ΔV
OUT
20V≤V
IN
≤30V,T
J
=25°C
15
75
mV
Quiescent Current
I
Q
V
IN
=23V,I
OUT
=0mA,T
J
=25°C
2.2
6.5
mA
20V≤V
IN
≤30V
1.5
mA
Quiescent Current Change
ΔI
Q
0.1
mA
1mA≤V
IN
≤40mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
90
μV
Temperature Coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-1.3
mV/°C
Ripple Rejection
RR
18.5V≤V
IN
≤28.5V,f=120Hz,
T
J
=25°C
34
63
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
For UTC78L18
(V
IN
=27V, I
OUT
=40mA, 0°C<T
J
<150°C,
C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
UNIT
T
J
=25°C
17.64 18.0 18.36
V
Output Voltage
V
OUT
21V≤V
IN
≤33V,I
OUT
=1mA-40mA
17.46
18.54
V
21V≤V
IN
≤V
MAX
,I
OUT
=1mA-70mA
17.46
18.54 V(note 2)
T
J
=25°C,I
OUT
=1mA-100mA
30
170
mV
Load Regulation
ΔV
OUT
15
85
mV
T
J
=25°C,I
OUT
=1mA-40mA
21V≤V
IN
≤33V,T
J
=25°C
145
300
mV
Line Regulation
ΔV
OUT
135
250
mV
22V≤V
IN
≤33V,T
J
=25°C
Quiescent Current
I
Q
V
IN
=27V,I
OUT
=0mA,T
J
=25°C
2.0
6.0
mA
21V≤V
IN
≤33V
1.5
mA
Quiescent Current Change
ΔI
Q
1mA≤V
IN
≤40mA
0.1
mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
150
μV
Temperature Coefficient of V
OUT
ΔV
O
/Δ
T
I
OUT
=5mA
-1.8
mV/°C
Ripple Rejection
RR
23V≤V
IN
≤33V,f=120Hz,T
J
=25°C
34
48
dB
Dropout Voltage
V
D
T
J
=25°C
1.7
V
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