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參數(shù)資料
| 型號： | MC7905 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 1.0 A Negative Voltage Regulators(1.0 A三端負(fù)固定電壓穩(wěn)壓器) |
| 中文描述： | 1.0負(fù)電壓穩(wěn)壓器（1.0甲三端負(fù)固定電壓穩(wěn)壓器） |
| 文件頁數(shù)： | 3/16頁 |
| 文件大?。?/td> | 157K |
| 代理商： | MC7905 |
MC7900 Series
http://onsemi.com
3
MC7905AC
ELECTRICAL CHARACTERISTICS
(V
I
= 10 V, I
O
= 500 mA, 0
°
C < T
J
< +125
°
C, unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= +25
°
C)
V
O
4.9
5.0
5.1
Vdc
Line Regulation (Note 2)
8.0 Vdc
≥
V
I
≥
12 Vdc; I
O
= 1.0 A, T
J
= +25
°
C
8.0 Vdc
≥
V
I
≥
12 Vdc; I
O
= 1.0 A
7.5 Vdc
≥
V
I
≥
25 Vdc; I
O
= 500 mA
7.0 Vdc
≥
V
I
≥
20 Vdc; I
O
= 1.0 A, T
J
= +25
°
C
Reg
line
2.0
7.0
7.0
6.0
25
50
50
50
mV
Load Regulation (Note 2)
5.0 mA
≤
I
O
≤
1.5 A, T
J
= +25
°
C
250 mA
≤
I
O
≤
750 mA
5.0 mA
≤
I
O
≤
1.0 A
Reg
load
11
4.0
9.0
100
50
100
mV
Output Voltage
7.5 Vdc
≥
V
I
≥
20 Vdc, 5.0 mA
≤
I
O
≤
1.0 A, P
≤
15 W
V
O
4.80
5.20
Vdc
Input Bias Current
I
IB
4.4
8.0
mA
Input Bias Current Change
7.5 Vdc
≥
V
I
≥
25 Vdc
5.0 mA
≤
I
O
≤
1.0 A
5.0 mA
≤
I
O
≤
1.5 A, T
J
= +25
°
C
I
IB
1.3
0.5
0.5
mA
Output Noise Voltage (T
A
= +25
°
C, 10 Hz
≤
f
≤
100 kHz)
V
n
40
V
Ripple Rejection (I
O
= mA, f = 120 Hz)
RR
70
dB
Dropout Voltage (I
O
= 1.0 A. T
J
= +25
°
C)
V
I
V
O
1.3
Vdc
Average Temperature Coefficient of Output Voltage
I
O
= 5.0 A, 0
°
C
≤
T
J
≤
+125
°
C
V
O
/ T
1.0
mV/
°
C
MC7905.2C
ELECTRICAL CHARACTERISTICS
(V
I
= 10 V, I
O
= 500 mA, 0
°
C < T
J
< +125
°
C, unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (T
J
= +25
°
C)
V
O
5.0
5.2
5.4
Vdc
Line Regulation (Note 2)
(T
J
= +25
°
C, I
O
= 100 mA)
7.2 Vdc
≥
V
I
≥
25 Vdc
8.0 Vdc
≥
V
I
≥
12 Vdc
(T
J
= +25
°
C, I
O
= 500 mA)
7.2 Vdc
≥
V
I
≥
25 Vdc
8.0 Vdc
≥
V
I
≥
12 Vdc
Reg
line
8.0
2.2
37
8.5
52
27
105
52
mV
Load Regulation, T
J
= +25
°
C (Note 2)
5.0 mA
≤
I
O
≤
1.5 A
250 mA
≤
I
O
≤
750 mA
Reg
load
12
4.5
105
52
mV
Output Voltage
7.2 Vdc
≥
V
I
≥
20 Vdc, 5.0 mA
≤
I
O
≤
1.0 A, P
≤
15 W
V
O
4.95
5.45
Vdc
Input Bias Current (T
J
= +25
°
C)
I
IB
4.3
8.0
mA
Input Bias Current Change
7.2 Vdc
≥
V
I
≥
25 Vdc
5.0 mA
≤
I
O
≤
1.5 A
I
IB
1.3
0.5
mA
Output Noise Voltage (T
A
= +25
°
C, 10 Hz
≤
f
≤
100 kHz)
V
n
42
V
Ripple Rejection (I
O
= 20 mA, f = 120 Hz)
RR
68
dB
Dropout Voltage (I
O
= 1.0 A, T
J
= +25
°
C)
V
I
V
O
1.3
Vdc
Average Temperature Coefficient of Output Voltage
I
O
= 5.0 mA, 0
°
C
≤
T
J
≤
+125
°
C
V
O
/ T
1.0
mV/
°
C
2. Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MC7905A | 1.0 A Negative Voltage Regulators(1.0 A三端負(fù)固定電壓穩(wěn)壓器) |
| MC7908 | 1.0 A Negative Voltage Regulators(1.0 A三端負(fù)固定電壓穩(wěn)壓器) |
| MC7912 | 1.0 A Negative Voltage Regulators(1.0 A三端負(fù)固定電壓穩(wěn)壓器) |
| MC7915 | 1.0 A Negative Voltage Regulators(1.0 A三端負(fù)固定電壓穩(wěn)壓器) |
| MC7924 | 1.0 A Negative Voltage Regulators(1.0 A三端負(fù)固定電壓穩(wěn)壓器) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MC7905.2 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:THREE-TERMINAL NEGATIVE VOLTAGE REGULATORS |
| MC7905.2ACD2T | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:THREE-TERMINAL NEGATIVE VOLTAGE REGULATORS |
| MC7905.2ACT | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:THREE-TERMINAL NEGATIVE VOLTAGE REGULATORS |
| MC7905.2BD2T | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:THREE-TERMINAL NEGATIVE VOLTAGE REGULATORS |
| MC7905.2BT | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:THREE-TERMINAL NEGATIVE VOLTAGE REGULATORS |
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