MC78LXXA (LM78LXX, KA78LXXA)
FIXED VOLTAGE REGULATOR (POSITIVE)
3-TERMINAL 0.1A POSITIVE VOLTAGE
REGULATORS
The MC78LXX series of fixed voltage monolithic integrated circuit
voltage regulators are suitable for application that required supply
up to 100mA.
TO-92
1: Output 2: GND 3: Input
FEATURES
•
Maximum Output Current of 100mA
•
Output Voltage of 5V, 6V, 8V, 9V, 10V, 12V, 15V, 18V and 24V
•
Thermal Overload Protection
•
Short Circuit Current Limiting
•
Output Voltage Offered in
± 5%
Tolerance
8 SOP
1: Output 2: GND 3: GND 4: NC
5: NC 6: GND 7: GND 8: Input
ORDERING INFORMATION
Device
MC78LXXACP (LM78LXXACZ) (KA78LXXAZ)
MC78LXXACD (KA78LXXAD)
Package
TO-92
8 SOP
Operating Temperature
- 45 ~ + 125°C
°
0 ~ + 125°C
BLOCK DIAGRAM
V
I
3
I
THERMAL SHUTDOWN
CIRCUIT
REFERENCE VOLTAGE
+
-
SHORT CIRCUIT
PROTECTION
R
SC
GND
2
V
0
1
Rev. C
©
1999 Fairchild Semiconductor Corporation
MC78LXXA (LM78LXX, KA78LXXA)
FIXED VOLTAGE REGULATOR (POSITIVE)
ABSOLUTE MAXIMUM RATINGS
(T
A
= 25
°C,
unless otherwise specified)
Characteristic
Input Voltage (for V
O
= 5V, 8V)
(for V
O
= 12V, 15V)
Operating Junction Temperature Range
Storage Temperature Range
Symbol
V
I
T
J
T
STG
Value
30
35
0 ~ +150
-65 ~ +150
Unit
V
V
°C
°C
LM78L05 ELECTRICAL CHARACTERISTICS
(V
I
= 10V, I
O
= 40mA, 0
°C ≤
T
J
≤
125
°C,
C
I
= 0.33
µF,
C
O
= 0.1µF, unless otherwise specified. (Note 1)
Characteristic
Output Voltage
Line Regulation
Load Regulation
Symbol
V
O
∆V
O
∆V
O
T
J
= 25
°C
7V
≤
V
I
≤
20V
T
J
= 25°C
T
J
= 25
°C
7V
≤V
I
≤
0V
7V
≤V
I
≤
V
MAX
(Note 2)
T
J
= 25
°C
8V
≤V
I
≤
20V
1mA
≤
I
O
≤
40 mA
T
A
= 25
°C,
10Hz
≤
f
≤
100KHz
40
-0.65
41
80
1.7
8V
≤
V
I
≤
20V
1mA
≤
I
O
≤
100mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
70mA
4.75
2.0
Test Conditions
Min
4.8
Typ
5.0
8
6
11
5.0
Max
5.2
150
100
60
30
5.25
5.25
5.5
1.5
0.1
Unit
V
mV
mV
mV
mV
V
V
mA
mA
mA
µV/V
O
mV/
°C
dB
V
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
V
O
I
Q
∆I
Q
∆I
Q
V
N
∆V
O
/∆T I
O
= 5mA
RR
V
D
f = 120Hz, 8V
≤
V
I
≤
18V, T
J
= 25
°C
T
J
= 25
°C
MC78LXXA (LM78LXX, KA78LXXA)
FIXED VOLTAGE REGULATOR (POSITIVE)
LM78L06 ELECTRICAL CHARACTERISTICS
Characteristic
Output Voltage
Line Regulation
Load Regulation
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
Symbol
V
O
∆V
O
∆V
O
V
O
I
Q
∆I
Q
∆I
Q
V
N
T
J
= 25
°C
T
J
=25
°C
T
J
=25
°C
(V
I
= 12V, I
O
= 40mA, 0
°C ≤
T
J
≤
125
°C
, C
I
= 0.33µF, C
O
= 0.1µF, unless otherwise specified. (Note 1)
Test Conditions
8.5V
<
V
I
<
20V
9V
≥
V
I
≥
20V
1mA
<
I
O
<
100mA
5.7
5.7
3.9
Min
5.75
Typ
6.0
64
54
12.8
5.8
Max
6.25
175
125
80
40
6.3
6.3
6.0
5.5
1.5
0.1
40
0.75
40
46
1.7
mA
µV/V
O
mV/
°C
dB
V
Unit
V
mV
mV
mV
mV
V
mA
1mA
<
I
O
<
70mA
8.5
<
V
I
<
20V, 1mA
<
I
O
<
40mA
8.5
<
V
I
<
V
MAX
(Note), 1mA
<
I
O
<
70mA
T
J
= 25
°C
T
J
= 125
°C
9
<
V
I
<
20V
1mA
<
I
O
<
40mA
T
A
= 25
°C,
10Hz
<
f
<
100KHz
∆V
O
/∆T I
O
= 5mA
RR
V
D
f = 120Hz, 10V
<
V
I
<
20V, T
J
= 25
°C
T
J
= 25
°C
LM78L08 ELECTRICAL CHARACTERISTICS
(V
I
= 14V, I
O
= 40mA, 0
°C ≤
T
J
≤
125
°C,
C
I
= 0.33
µF,
C
O
= 0.1µF, unless otherwise specified. (Note 1)
Characteristic
Output Voltage
Line Regulation
Load Regulation
Symbol
V
O
∆V
O
∆V
O
T
J
= 25
°C
T
J
=25
°C
T
J
=25
°C
10.5V
≤
V
I
≤
23V
10.5V
≤
V
I
≤
V
MAX
(Note 2)
T
J
= 25
°C
11V
≤
V
I
≤
23V
1mA
≤
I
O
≤
40mA
T
A
= 25
°C,
10Hz
≤
f
≤100KHz
60
-0.8
39
70
1.7
10.5V
≤
V
I
≤
23V
11V
≤
V
I
≤
23V
1mA
≤
I
O
≤
100mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
70mA
7.6
7.6
2.0
Test Conditions
Min
7.7
Typ
8.0
10
8
15
8.0
Max
8.3
175
125
80
40
8.4
8.4
5.5
1.5
0.1
Unit
V
mV
mV
mV
mV
V
V
mA
mA
mA
µV/V
O
mV/°C
dB
V
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
V
O
I
Q
∆I
Q
∆I
Q
V
N
∆V
O
/∆T I
O
= 5mA
RR
V
D
f = 120Hz, 11V
≤
V
I
≤
21V, T
J
= 25
°C
T
J
= 25
°C
MC78LXXA (LM78LXX, KA78LXXA)
FIXED VOLTAGE REGULATOR (POSITIVE)
LM78L09 ELECTRICAL CHARACTERISTICS
Characteristic
Output Voltage
Line Regulation
Load Regulation
Symbol
V
O
∆V
O
∆V
O
T
J
= 25
°C
T
J
=25
°C
T
J
=25
°C
(V
I
= 15V, I
O
= 40mA, 0
°C ≤
T
J
≤
125
°C,
C
I
= 0.33
µF,
C
O
= 0.1µF, unless otherwise specified. (Note 1)
Test Conditions
11.5V
≤
V
I
≤
24V
13V
≤
V
I
≤
24V
1mA
≤
I
O
≤
100mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
70mA
8.55
8.55
2.1
Min
8.64
Typ
9.0
90
100
20
10
Max
9.36
200
150
90
45
9.45
9.45
6.0
1.5
0.1
70
-0.9
38
44
1.7
Unit
V
mV
mV
mV
mV
V
V
mA
mA
mA
µV/V
O
mV/°C
dB
V
11.5V
≤
V
I
≤
24V
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
V
O
I
Q
∆I
Q
∆I
Q
V
N
∆V
O
/∆T
RR
V
D
11.5V
≤
V
I
≤
V
MAX
(Note 2)
T
J
= 25
°C
13V
≤
V
I
≤
24V
1mA
≤
I
O
≤
40mA
T
A
= 25
°C,
10Hz
≤
f
≤
100KHz
I
O
= 5mA
f = 120Hz, 12V
≤
V
I
≤
22V, T
J
= 25
°C
T
J
= 25
°C
LM78L10 ELECTRICAL CHARACTERISTICS
(V
I
= 16V, I
O
= 40mA, 0
°C <
T
J
<
125
°C,
C
I
= 0.33
µF,
C
O
= 0.1µF, unless otherwise specified. (Note 1)
Characteristic
Output Voltage
Line Regulation
Load Regulation
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
Symbol
V
O
∆V
O
∆V
O
V
O
I
Q
∆I
Q
∆I
Q
V
N
T
J
= 25
°C
T
J
=25
°C
T
J
=25
°C
12.5
<
V
I
<
25V
14V
≥
V
I
≥
25V
1mA
<
I
O
<
100mA
9.5
9.5
4.2
Test Conditions
Min
9.6
Typ
10.0
100
100
20
10
Max
10.4
220
170
94
47
10.5
10.5
6.5
6.0
1.5
0.1
74
0.95
38
43
1.7
Unit
V
mV
mV
mV
mV
V
mA
mA
µV/V
O
mV/
°C
dB
V
1mA
<
I
O
<
70mA
12.5
<
V
I
<
25V, 1mA
<
I
O
<
40mA
12.5
<
V
I
<
V
MAX
(Note), 1mA
<
I
O
<
70mA
T
J
= 25
°C
T
J
= 125
°C
12.5
<
V
I
<
25V
1mA
<
I
O
<
40mA
T
A
= 25
°C,
10Hz
<
f
<
100KHz
∆V
O
/∆T I
O
= 5mA
RR
V
D
f = 120Hz, 15V
<
V
I
<
25V, T
J
= 25
°C
T
J
= 25
°C
MC78LXXA (LM78LXX, KA78LXXA)
FIXED VOLTAGE REGULATOR (POSITIVE)
LM78L12 ELECTRICAL CHARACTERISTICS
Characteristic
Output Voltage
Line Regulation
Load Regulation
Symbol
V
O
∆V
O
∆V
O
T
J
= 25
°C
T
J
=25
°C
T
J
=25
°C
(V
I
= 19V, I
O
= 40mA, 0
°C ≤T
J
≤
125
°C,
C
I
= 0.33
µF,
C
O
= 0.1µF, unless otherwise specified. (Note 1)
Test Conditions
14.5V
≤
V
I
≤
27V
16V
≤
V
I
≤
27V
1mA
≤
I
O
≤
100mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
70mA
11.4
11.4
2.1
Min
11.5
Typ
12
20
15
20
10
Max
12.5
250
200
100
50
12.6
12.6
6.0
1.5
0.1
80
-1.0
37
65
1.7
Unit
V
mV
mV
mV
mV
V
V
mA
mA
mA
µV/V
O
mV/
°C
dB
V
14.5V
≤
V
I
≤
27V
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
V
O
I
Q
∆I
Q
∆I
Q
V
N
14.5V
≤
V
I
≤
V
MAX
(Note 2)
T
J
= 25
°C
16V
≤
V
I
≤
27V
1mA
≤
I
O
≤
40mA
T
A
= 25
°C,
10Hz
≤
f
≤
100KHz
∆V
O
/∆T I
O
= 5mA
RR
V
D
f = 120Hz, 15V
≤
V
I
≤
25V, T
J
= 25
°C
T
J
= 25
°C
LM78L15 ELECTRICAL CHARACTERISTICS
(V
I
= 23V, I
O
= 40mA, 0
°C ≤
T
J
≤
125°C, C
I
= 0.33
µF,
C
O
= 0.1µF, unless otherwise specified. (Note 1)
Characteristic
Output Voltage
Line Regulation
Load Regulation
Symbol
V
O
∆V
O
∆V
O
T
J
= 25
°C
T
J
=25
°C
T
J
=25
°C
17.5V
≤
V
I
≤
30V
Output Voltage
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Temperature Coefficient of V
O
Ripple Rejection
Dropout Voltage
with line
with load
V
O
I
Q
∆I
Q
∆I
Q
V
N
17.5V
≤
V
I
≤
V
MAX
(Note 2)
T
J
= 25
°C
20V
≤
V
I
≤
30V
1mA
≤
I
O
≤
40mA
T
A
= 25
°C,
10Hz
≤
f
≤
100KHz
90
-1.3
34
60
1.7
17.5V
≤
V
I
≤
30V
20V
≤
V
I
≤
30V
1mA
≤
I
O
≤
100mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
40mA
1mA
≤
I
O
≤
70mA
14.25
14.25
2.1
Test Conditions
Min
14.4
Typ
15
25
20
25
12
Max
15.6
300
250
150
75
15.75
15.75
6.0
1.5
0.1
Unit
V
mV
mV
mV
mV
V
V
mA
mA
mA
µV/V
O
mV/
°C
dB
V
∆V
O
/∆T I
O
= 5mA
RR
V
D
f = 120Hz, 18.5V
≤
V
I
≤
28.5V, T
J
= 25
°C
T
J
= 25
°C
Embedded System
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