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KA78MXX
3-terminal 0.5A positive voltage regulator
Features
•
•
•
•
•
Output Current up to 0.5A
Output Voltages of 5, 6, 8, 10, 12, 15, 18, 20, 24V
Thermal Overload Protection
Short Circuit Protection
Output Transistor Safe Operating area (SOA)Protection
Description
The KA78MXX series of three-terminal positive regulators
are available in the TO-220/D-PAK package with several
fixed output voltages making it useful in a wide range of
applications.
TO-220
1
D-PAK
1
1. Input 2. GND 3. Output
Internal Block Digram
Rev. 5.0
©2000 Fairchild Semiconductor International
KA78MXX
Absolute Maximum Ratings
Parameter
Input Voltage (for V
O
= 5V to 18V)
(for V
O
= 24V)
Thermal Resistance Junction-Cases
Thermal Resistance Junction-Air (TO-220 Package)
Operating Temperature Range KA78MXX/R
Storage Temperature Range
Symbol
V
I
V
I
R
θJC
R
θJA
T
OPR
T
STG
Value
35
40
5
65
0~ + 125
-65~ + 150
Unit
V
V
°C/W
°C/W
°C
°C
Electrical Characteristics (KA78M05/KA78M05R)
(Refer to the test circuits, 0 < T
J
< +125°C, I
O
=350mA, V
I
=10V, unless otherwise specified, C
I
= 0.33µF, C
O
=0.1µF)
Parameter
Output Voltage
Symbol
T
J
=+25°C
V
O
Conditions
I
O
= 5 to 350mA
V
I
= 7 to 20V
I
O
= 200mA
T
J
=+25°C
V
I
= 7 to 25V
V
I
= 8 to 25V
Min.
4.8
4.75
-
-
-
-
-
-
-
-
-
62
-
-
-
Typ.
5
5
-
-
-
-
4.0
-
-
−0.5
40
-
2
300
700
Max.
5.2
5.25
100
50
100
50
6
0.5
0.8
-
-
-
-
-
-
Unit
V
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
∆V
O
∆V
O
I
Q
∆I
Q
∆V/∆T
V
N
RR
V
D
I
SC
I
PK
mV
mV
mA
mA
I
O
= 5mA to 0.5A, T
J
=+25°C
I
O
= 5mA to 200mA, T
J
=+25
°C
T
J
=+25°C
I
O
= 5mA to 350mA
I
O
= 200mA
V
I
= 8 to 25V
I
O
= 5mA
T
J
= 0 to +125°C
f = 10Hz to 100KHz
f = 120Hz, I
O
= 300mA
V
I
= 8 to 18V
T
J
=+25°C, I
O
= 500mA
T
J
=+25°C, V
I
= 35V
T
J
=+25°C
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
mV/°C
µ
V
dB
V
mA
mA
Notes:
*Load and line regulation are specified at constant junction temperature. Change in V
o
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
2
KA78MXX
Electrical Characteristics (KA78M06/KA78M06R)
(Refer to the test circuits, 0
≤
T
J
≤
+125°C, I
O
=350mA, V
I
=11V, unless otherwise specified, C
I
= 0.33µF, C
O
=0.1µF)
Parameter
Output Voltage
Symbol
TJ=+25°C
V
O
Conditions
I
O
= 5 to 350mA
V
I
= 8 to 21V
I
O
= 200mA
T
J
=+25°C
V
I
= 8 to 25V
V
I
= 9 to 25V
Min.
5.75
5.7
-
-
-
-
-
-
-
-
-
59
-
-
-
Typ.
6
6
-
-
-
-
4.0
-
-
−
0.5
45
-
2
300
700
Max.
6.25
6.3
100
50
120
60
6
0.5
0.8
-
-
-
-
-
-
Unit
V
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
∆V
O
∆V
O
I
Q
∆I
Q
∆V/∆T
V
N
RR
V
D
I
SC
I
PK
mV
mV
mA
mA
I
O
= 5mA to 0.5A, T
J
=+25°C
I
O
= 5mA to 200mA, T
J
=+25°C
T
J
=+25°C
I
O
= 5mA to 350mA
I
O
= 200mA
V
I
= 9 to 25V
I
O
= 5mA
T
J
= 0 to +125°C
f = 10Hz to 100KHz
f = 120Hz, I
O
= 300mA
V
I
= 9 to 19V
T
J
=+25°C, I
O
= 500mA
T
J
= +25°C, V
I
= 35V
T
J
=+25°C
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
mV/°C
µ
V
dB
V
mA
mA
Notes:
*Load and line regulation are specified at constant, junction temperature. Change in V
o
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
3
KA78MXX
Electrical Characteristics (KA78M08/KA78M08R)
(Refer to the test circuits, 0
≤
T
J
≤
+125°C, I
O
=350mA, V
I
=14V, unless otherwise specified, C
I
=0.33µF, C
O
=0.1µF)
Parameter
Output Voltage
Symbol
V
O
Conditions
T
J
=+25
°C
I
O
= 5 to 350mA
V
I
= 10.5 to 23V
I
O
= 200mA
T
J
=+25°C
V
I
= 10.5 to 25V
V
I
= 11 to 25V
Min.
7.7
7.6
-
-
-
-
-
-
-
-
-
56
-
-
-
Typ.
8
8
-
-
-
-
4.0
-
-
−0.5
52
-
2
300
700
Max.
8.3
8.4
100
50
160
80
6
0.5
0.8
-
-
-
-
-
-
Unit
V
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
∆V
O
∆V
O
I
Q
∆I
Q
mV
mV
mA
mA
I
O
= 5mA to 0.5A, T
J
=+25°C
I
O
= 5mA to 200mA, T
J
=+25°C
T
J
=+25°C
I
O
= 5mA to 350mA
I
O
= 200mA
V
I
= 10.5 to 25V
I
O
= 5mA
T
J
= 0 to +125°C
f = 10Hz to 100KHz
f = 120Hz, I
O
= 300mA
V
I
= 9 to 19V
T
J
=+25°C, I
O
= 500mA
T
J
=+25°C, V
I
= 35V
T
J
=+25°C
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
RR
V
N
RR
V
D
I
SC
I
PK
mV/°C
µ
V
dB
V
mA
mA
Notes:
*Load and line regulation are specified at constant, junction temperature. Change in V
o
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
4
KA78MXX
Electrical Characteristics (KA78M10/KA78M10R)
(Refer to the test circuits, 0
≤
T
J
≤
+125°C, I
O
=350mA, V
I
=17V, unless otherwise specified, C
I
= 0.33µF, C
O
=0.1µF)
Parameter
Output Voltage
Symbol
V
O
Conditions
T
J
= +25°C
I
O
= 5 to 350mA
V
I
= 12.5 to 25V
I
O
= 200mA
T
J
=+25°C
V
I
= 12.5 to 25V
V
I
= 13 to 25V
Min.
9.6
9.5
-
-
-
-
-
-
-
-
-
55
-
-
-
Typ.
10
10
-
-
-
-
4.1
-
-
−0.5
65
-
2
300
700
Max.
10.4
10.5
100
50
200
100
6
0.5
0.8
-
-
-
-
-
-
Unit
V
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
∆V
O
∆V
O
I
Q
∆I
Q
∆V/∆T
V
N
RR
V
D
I
SC
I
PK
mV
mV
mA
mA
I
O
= 5mA to 0.5A, T
J
=+25°C
I
O
= 5mA to 200mA, T
J
=+25°C
T
J
=+25°C
I
O
= 5mA to 350mA
I
O
= 200mA
V
I
= 12.5 to 25V
I
O
= 5mA
T
J
= 0 to +125°C
f = 10Hz to 100KHz
f = 120Hz, I
O
= 300mA
V
I
= 13 to 23V
T
J
=+25°C, I
O
= 500mA
T
J
= +25°C, V
I
= 35V
T
J
=+25°C
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
mV/°C
µ
V
dB
V
mA
mA
Notes:
*Load and line regulation are specified at constant, junction temperature. Change in V
o
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
5
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