參數(shù)資料
型號(hào)： MC79M15
廠商： ON SEMICONDUCTOR
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 500 mA Negative Voltage Regulators(500 mA 負(fù)電壓輸出穩(wěn)壓器)
中文描述： 500毫安負(fù)電壓穩(wěn)壓器（500毫安的負(fù)電壓輸出穩(wěn)壓器）
文件頁(yè)數(shù)： 3/8頁(yè)
文件大小： 96K
代理商： MC79M15
MC79M00 Series
http://onsemi.com
3
MC79M08B, C
ELECTRICAL CHARACTERISTICS
(V
I
= 10 V, I
O
= 350 mA, T
low
to T
high
(Note 4), unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= 25
°
C)
V
O
7.7
8.0
8.3
Vdc
Line Regulation, T
J
= 25
°
C (Note 3)
7.0 Vdc
≥
V
I
≥
25 Vdc
8.0 Vdc
≥
V
I
≥
18 Vdc
Reg
line
5.0
3.0
80
50
mV
Load Regulation, T
J
= 25
°
C (Note 3)
5.0 mA
≤
I
O
≤
500 mA
Reg
load
30
100
mV
Output Voltage
7.0 Vdc
≥
V
I
≥
25 Vdc, 5.0 mA
≤
I
O
≤
350 mA
V
O
7.6
8.0
8.4
Vdc
Input Bias Current (T
J
= 25
°
C)
I
IB
8.0
mA
Input Bias Current Change
8.0 Vdc
≥
V
I
≥
25 Vdc, I
= 350 mA
5.0 mA
≤
I
O
≤
350 mA, V
I
= 10 V
I
IB
0.4
0.4
mA
Output Noise Voltage, T
A
= 25
°
C, 10 Hz
≤
f
≤
100 kHz
V
n
60
V
Ripple Rejection (f = 120 Hz)
RR
54
63
dB
Dropout Voltage
I
O
= 500 mA, T
J
= 25
°
C
V
I
V
O
1.1
Vdc
Average Temperature Coefficient of Output Voltage
I
O
= 5.0 mA, 0
°
C
≤
T
J
≤
125
°
C
V
O
/ T
0.4
mV/
°
C
3. Load and line regulation are specified at constant temperature. Change in V
O
due to heating effects must be taken into account separately.
Pulse testing with low duty cycle is used.
4. B = T
low
to T
high
, 40
°
C < T
< 125
°
C
C = T
low
to T
high
, 0
°
C < T
J
< 125
°
C
MC79M12B, C
ELECTRICAL CHARACTERISTICS
(V
I
= 19 V, I
O
= 350 mA, T
low
to T
high
(Note 6), unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= 25
°
C)
V
O
11.5
12
12.5
Vdc
Line Regulation, T
J
= 25
°
C (Note 5)
14.5 Vdc
≥
V
I
≥
30 Vdc
15 Vdc
≥
V
I
≥
25 Vdc
Reg
line
5.0
3.0
80
50
mV
Load Regulation, T
J
= 25
°
C (Note 5)
5.0 mA
≤
I
O
≤
500 mA
Reg
load
30
240
mV
Output Voltage
14.5 Vdc
≥
V
I
≥
30 Vdc, 5.0 mA
≤
I
O
≤
350 mA
V
O
11.4
12.6
Vdc
Input Bias Current (T
J
= 25
°
C)
I
IB
4.4
8.0
mA
Input Bias Current Change
14.5 Vdc
≥
V
I
≥
30 Vdc, I
O
= 350 mA
5.0 mA
≤
I
O
≤
350 mA, V
I
= 19 V
I
IB
0.4
0.4
mA
Output Noise Voltage, T
A
= 25
°
C, 10 Hz
≤
f
≤
100 kHz
V
n
75
V
Ripple Rejection (f = 120 Hz)
RR
54
60
dB
Dropout Voltage
I
O
= 500 mA, T
J
= 25
°
C
V
I
V
O
1.1
Vdc
Average Temperature Coefficient of Output Voltage
I
O
= 5.0 mA, 0
°
C
≤
T
J
≤
125
°
C
V
O
/ T
0.8
mV/
°
C
5. Load and line regulation are specified at constant temperature. Change in V
O
due to heating effects must be taken into account separately.
Pulse testing with low duty cycle is used.
6. B = T
low
to T
high
, 40
°
C < T
J
< 125
°
C
C = T
low
to T
high
, 0
°
C < T
J
< 125
°
C
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