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參數(shù)資料
| 型號： | LM2984MDC |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC |
| 封裝： | DIE |
| 文件頁數(shù)： | 10/16頁 |
| 文件大?。?/td> | 317K |
| 代理商： | LM2984MDC |
Electrical Characteristics (Continued)
VIN e 14V Ibuf e 5 mA Cbuf e 10 mF Tj e 25 C (Note 6) unless otherwise indicated
Tested
Design
Parameter
Conditions
Typical
Limit
Units
(Note 2)
(Note 3)
Vbuffer (Pin 10)
Output Voltage
5 mA s Io s 100 mA
500
485
475
Vmin
6V s VIN s 26V
515
525
Vmax
Line Regulation
9V s VIN s 16V
2
25
mVmax
7V s VIN s 26V
5
50
mVmax
Load Regulation
5 mA s Ibuf s 100 mA
15
50
mVmax
Output Impedance
50 mAdc and 10 mArms
200
mX
Quiescent Current
Ibuf e 100 mA
80
150
mAmax
Output Noise Voltage
10 Hz – 100 kHz IOUT e 100 mA
100
m
V
Long Term Stability
20
mV1000 hr
Ripple Rejection
fo e 120 Hz
70
60
dBmin
Dropout Voltage
Ibuf e 100 mA
035
050
060
Vmax
Current Limit
023
015
Amin
Maximum Operational
Continuous DC
32
26
Vmin
Input Voltage
Maximum Line
Vbuf s 6V Rbuf e 100X
45
35
Vmin
Transient
Reverse Polarity
Vbuf t b06V Rbuf e 100X
b
30
b
15
b
15
Vmin
Input Voltage DC
Reverse Polarity Input
T s 100 ms Rbuf e 100X
b
55
b
35
b
35
Vmin
Voltage Transient
Electrical Characteristics
VIN e 14V Istby e 1 mA Cstby e 10 mF Tj e 25 C (Note 6) unless otherwise indicated
Tested
Design
Parameter
Conditions
Typical
Limit
Units
(Note 2)
(Note 3)
Vstandby (Pin 9)
Output Voltage
1 mA s Io s 75 mA
500
485
475
Vmin
6V s VIN s 26V
515
525
Vmax
Line Regulation
9V s VIN s 16V
2
25
mVmax
7V s VIN s 26V
5
50
mVmax
Load Regulation
05 mA s Istby s 75 mA
6
50
mVmax
Output Impedance
5 mAdc and1mArms fo e 120 Hz
09
X
Quiescent Current
Istby e 75 mA
12
20
mAmax
Istby e 2 mA
09
15
mAmax
3
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