MC78L12ABPRM 查看數據表（PDF） - ON Semiconductor
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MC78L12ABPRM Datasheet PDF : 8 Pages
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MC78L00A Series
ELECTRICAL CHARACTERISTICS (VI = 19 V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF, – 40°C < TJ < +125°C (for MC78LXXAB),
0°C < TJ < +125°C (for MC78LXXAC), unless otherwise noted.)
MC78L12AC, AB
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = +25°C)
Line Regulation
(TJ = +25°C, IO = 40 mA)
14.5 Vdc ≤ VI ≤ 27 Vdc
16 Vdc ≤ VI ≤ 27 Vdc
VO
11.5
12
12.5
Vdc
Regline
mV
–
120
250
–
100
200
Load Regulation
(TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA)
(TJ = +25°C, 1.0 mA ≤ IO ≤ 40 mA)
Regload
–
–
mV
20
100
10
50
Output Voltage
(14.5 Vdc ≤ VI ≤ 27 Vdc, 1.0 mA ≤ IO ≤ 40 mA)
(VI = 19 V, 1.0 mA ≤ IO ≤ 70 mA)
VO
Vdc
11.4
–
12.6
11.4
–
12.6
Input Bias Current
(TJ = +25°C)
(TJ = +125°C)
IIB
mA
–
4.2
6.5
–
–
6.0
Input Bias Current Change
(16 Vdc ≤ VI ≤ 27 Vdc)
(1.0 mA ≤ IO ≤ 40 mA)
∆IIB
mA
–
–
1.5
–
–
0.1
Output Noise Voltage
(TA = +25°C, 10 Hz ≤ f ≤ 100 kHz)
Vn
–
80
–
µV
Ripple Rejection (IO = 40 mA,
f = 120 Hz, 15 V ≤ VI ≤ 25 V, TJ = +25°C)
RR
37
42
–
dB
Dropout Voltage
(TJ = +25°C)
VI – VO
–
1.7
–
Vdc
ELECTRICAL CHARACTERISTICS (VI = 23 V, IO = 40 mA, CI = 0.33 µF, CO = 0.1 µF, – 40°C < TJ < +125°C (for MC78LXXAB),
S 0°C < TJ < +125°C (for MC78LXXAC), unless otherwise noted.)
MC78L15AC, AB
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = +25°C)
Line Regulation
(TJ = +25°C, IO = 40 mA)
17.5 Vdc ≤ VI ≤ 30 Vdc
20 Vdc ≤ VI ≤ 30 Vdc
Load Regulation
(TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA)
(TJ = +25°C, 1.0 mA ≤ IO ≤ 40 mA)
Output Voltage
(17.5 Vdc ≤ VI ≤ 30 Vdc, 1.0 mA ≤ IO ≤ 40 mA)
(VI = 23 V, 1.0 mA ≤ IO ≤ 70 mA)
Input Bias Current
(TJ = +25°C)
(TJ = +125°C)
Input Bias Current Change
(20 Vdc ≤ VI ≤ 30 Vdc)
(1.0 mA ≤ IO ≤ 40 mA)
Output Noise Voltage
(TA = +25°C, 10 Hz ≤ f ≤ 100 kHz)
Ripple Rejection (IO = 40 mA,
f = 120 Hz, 18.5 V ≤ VI ≤ 28.5 V, TJ = +25°C)
Dropout Voltage
(TJ = +25°C)
VO
14.4
15
15.6
Vdc
Regline
mV
–
130
300
–
110
250
Regload
–
–
mV
25
150
12
75
VO
Vdc
14.25
–
15.75
14.25
–
15.75
IIB
mA
–
4.4
6.5
–
–
6.0
∆IIB
mA
–
–
1.5
–
–
0.1
Vn
–
90
–
µV
RR
34
39
–
dB
VI – VO
–
1.7
–
Vdc
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