參數(shù)資料
型號： MC78M12
廠商： ON SEMICONDUCTOR
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 500 mA Positive Voltage Regulators
中文描述： 500毫安正電壓穩(wěn)壓器
文件頁數(shù)： 3/16頁
文件大小： 178K
代理商： MC78M12
MC78M00, MC78M00A Series
http://onsemi.com
3
MC78M06C ELECTRICAL CHARACTERISTICS
(V
I
= 11 V, I
O
= 350 mA, 0
°
C < T
J
< 125
°
C, P
D
≤
5.0 W, unless otherwise noted)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= 25
°
C)
Output Voltage Variation
(8.0 Vdc
≤
V
I
≤
21 Vdc, 5.0 mA
≤
I
O
≤
350 mA)
Line Regulation
(T
J
= 25
°
C, 8.0 Vdc
≤
V
I
≤
25 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
(9.0 Vdc
≤
V
I
≤
25 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, 9.0 V
≤
V
I
≤
19 V)
(I
O
= 300 mA, f = 120 Hz, 9.0 V
≤
V
I
≤
19 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)
V
O
V
O
5.75
6.0
6.25
Vdc
5.7
-
6.3
Vdc
Reg
line
-
5.0
50
mV
Reg
load
mV
-
-
20
10
120
60
I
IB
I
IB
-
3.2
6.0
mA
mA
-
-
-
-
0.8
0.5
V
n
RR
-
45
-
V
dB
59
59
-
80
-
-
V
I
- V
O
-
2.0
-
Vdc
I
OS
V
O
/ T
-
50
±
0.2
-
mA
mV/
°
C
-
-
I
O
-
700
-
mA
MC78M08C/AC/B/AB ELECTRICAL CHARACTERISTICS
(V
I
= 14 V, I
O
= 350 mA, T
J
= T
low
to T
high
, P
D
≤
5.0 W,
unless otherwise noted) (Note 3)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= 25
°
C)
MC78M08B/MC78M08C
MC78M08AB/MC78M08AC
V
O
Vdc
7.70
7.84
8.0
8.0
8.30
8.16
Output Voltage Variation
(10.5 Vdc
≤
V
I
≤
23 Vdc, 5.0 mA
≤
I
O
≤
350 mA)
MC78M08B/MC78M08C
MC78M08AB/MC78M08AC
V
O
Vdc
7.6
7.7
-
-
8.4
8.3
Line Regulation
(T
J
= 25
°
C, 10.5 Vdc
≤
V
I
≤
25 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)
Reg
line
-
6.0
50
mV
Reg
load
mV
-
-
25
10
160
80
I
IB
-
3.2
6.0
mA
Quiescent Current Change
(10.5 Vdc
≤
V
I
≤
25 Vdc, I
O
= 200 mA)
(5.0 mA
≤
I
O
≤
350 mA)
Output Noise Voltage (T
A
= 25
°
C, 10 Hz
≤
f
≤
100 kHz)
I
IB
mA
-
-
-
-
0.8
0.5
V
n
-
52
-
V
Ripple Rejection
(I
O
= 100 mA, f = 120 Hz, 11.5 V
≤
V
I
≤
21.5 V)
(I
O
= 300 mA, f = 120 Hz, 11.5 V
≤
V
I
≤
21.5 V, T
J
= 25
°
C)
Dropout Voltage
(T
J
= 25
°
C)
Short Circuit Current Limit (T
J
= 25
°
C, V
I
= 35 V)
RR
dB
56
56
-
80
-
-
V
I
-V
O
-
2.0
-
Vdc
I
OS
-
50
±
0.2
-
mA
mV/
°
C
Average Temperature Coefficient of Output Voltage
(I
O
= 5.0 mA)
Peak Output Current
(T
J
= 25
°
C)
3. T
low
= 0
°
C for MC78MxxAC, C
= -40
°
C for MC78MxxAB, B
V
O
/ T
-
-
I
O
-
700
-
mA
T
high
= +125
°
C for MC78MxxAB, AC, B, C
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