MC78M00, MC78M00A Series
MC78M20C/B ELECTRICAL CHARACTERISTICS
(V
I
= 29 V, I
O
= 350 mA, T
J
= T
low
to T
high
, P
D
≤
5.0 W,
unless otherwise noted) (Note 6)
Characteristics
Output Voltage (T
J
= 25°C)
Output Voltage Variation
(23 Vdc
≤
V
I
≤
35 Vdc, 5.0 mA
≤
I
O
≤
350 mA)
Line Regulation
(T
J
= 25°C, 23 Vdc
≤
V
I
≤
35 Vdc, I
O
= 200 mA)
Load Regulation
(T
J
= 25°C, 5.0 mA
≤
I
O
≤
500 mA)
(T
J
= 25°C, 5.0 mA
≤
I
O
≤
200 mA)
Input Bias Current (T
J
= 25°C)
Quiescent Current Change
(23 Vdc
≤
V
I
≤
35 Vdc, I
O
= 200 mA)
(5.0 mA
≤
I
O
≤
350 mA)
Output Noise Voltage (T
A
= 25°C, 10 Hz
≤
f
≤
100 kHz)
Ripple Rejection
(I
O
= 100 mA, f = 120 Hz, 24 V
≤
V
I
≤
34 V)
(I
O
= 300 mA, f = 120 Hz, 24 V
≤
V
I
≤
34 V, T
J
= 25°C)
Dropout Voltage
(T
J
= 25°C)
Short Circuit Current Limit (T
J
= 25°C, V
I
= 35 V)
Average Temperature Coefficient of Output Voltage
(I
O
= 5.0 mA)
Peak Output Current
(T
J
= 25°C)
Symbol
V
O
V
O
Reg
line
Reg
load
−
−
I
IB
DI
IB
−
−
V
n
RR
52
52
V
I
−V
O
I
OS
DV
O
/DT
I
O
−
−
−
−
−
70
2.0
50
±0.5
700
−
−
−
−
−
−
Vdc
mA
mV/°C
mA
−
−
−
110
0.8
0.5
−
mV
dB
−
30
10
3.2
400
200
6.5
mA
mA
Min
19.2
19
−
Typ
20
−
10
Max
20.8
21
50
Unit
Vdc
Vdc
mV
mV
MC78M24C/B ELECTRICAL CHARACTERISTICS
(V
I
= 33 V, I
O
= 350 mA, T
J
= T
low
to T
high
, P
D
≤
5.0 W,
unless otherwise noted) (Note 6)
Characteristics
Output Voltage (T
J
= 25°C)
Output Voltage Variation
(27 Vdc
≤
V
I
≤
38 Vdc, 5.0 mA
≤
I
O
≤
350 mA)
Line Regulation
(T
J
= 25°C, 27 Vdc
≤
V
I
≤
38 Vdc, I
O
= 200 mA)
Load Regulation
(T
J
= 25°C, 5.0 mA
≤
I
O
≤
500 mA)
(T
J
= 25°C, 5.0 mA
≤
I
O
≤
200 mA)
Input Bias Current (T
J
= 25°C)
Quiescent Current Change
(27 Vdc
≤
V
I
≤
38 Vdc, I
O
= 200 mA)
(5.0 mA
≤
I
O
≤
350 mA)
Output Noise Voltage (T
A
= 25°C, 10 Hz
≤
f
≤
100 kHz)
Ripple Rejection
(I
O
= 100 mA, f = 120 Hz, 28 V
≤
V
I
≤
38 V)
(I
O
= 300 mA, f = 120 Hz, 28 V
≤
V
I
≤
38 V, T
J
= 25°C)
Dropout Voltage
(T
J
= 25°C)
Short Circuit Current Limit (T
J
= 25°C)
Average Temperature Coefficient of Output Voltage
(I
O
= 5.0 mA)
Peak Output Current
(T
J
= 25°C)
6. T
low
= 0°C for MC78MxxAC, C
= −40°C for MC78MxxAB, B
Symbol
V
O
V
O
Reg
line
Reg
load
−
−
I
IB
DI
IB
−
−
V
n
RR
50
50
V
I
−V
O
I
OS
DV
O
/DT
I
O
T
high
= +125°C for MC78MxxAB, AC, B, C
−
−
−
−
−
70
2.0
50
±0.5
700
−
−
−
−
−
−
Vdc
mA
mV/°C
mA
−
−
−
170
0.8
0.5
−
mV
dB
−
30
10
3.2
480
240
7.0
mA
mA
Min
23
22.8
−
Typ
24
−
10
Max
25
25.2
50
Unit
Vdc
Vdc
mV
mV
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