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LP2951 bảng dữ liệu(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LP2951
Giải thích chi tiết về linh kiện  Series of Adjustable Micropower Voltage Regulators
PDF  26 Pages
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
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LP2951 bảng dữ liệu(HTML) 6 Page - National Semiconductor (TI)

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Electrical Characteristics (Note 2) (Continued)
Parameter
Conditions
(Note 2)
LP2951
LP2950AC-XX
LP2950C-XX
Units
LP2951AC-XX
LP2951C-XX
Tested
Tested
Design
Tested
Design
Typ
Limit
Typ
Limit
Limit
Typ
Limit
Limit
(Notes 3, 16)
(Note 3)
(Note 4)
(Note 3)
(Note 4)
Temperature
Range
4.94
4.94
4.9
V min
Output Voltage
100µA
≤ I
L
≤
100mA
5.0
5.075
5.0
5.075
5.0
5.12
V max
T
J
≤ T
JMAX
4.925
4.925
4.88
V min
All Voltage Options
Output Voltage
Temperature
Coefficient
(Note 12)
20
120
20
100
50
150
ppm/˚C
Line Regulation
(Note 14)
(V
ONOM + 1)V
≤
V
in
≤ 30V (Note
15)
0.03
0.1
0.03
0.1
0.04
0.2
% max
0.5
0.2
0.4
% max
Load Regulation
(Note 14)
100µA
≤ I
L
≤
100mA
0.04
0.1
0.04
0.1
0.1
0.2
% max
0.3
0.2
0.3
% max
Dropout Voltage
(Note 5)
I
L = 100µA
80
80
80
mV max
50
150
50
150
50
150
mV max
I
L = 100mA
450
450
450
mV max
380
600
380
600
380
600
mV max
Ground
I
L = 100µA
75
120
75
120
75
120
µA max
Current
140
140
140
µA max
I
L = 100mA
8
12
8
12
8
12
mA max
14
14
14
mA max
Dropout
V
in =(VONOM −
0.5)V
110
170
110
170
110
170
µA max
Ground Current
I
L = 100µA
200
200
200
µA max
Current Limit
V
out = 0
160
200
160
200
160
200
mA max
220
220
220
mA max
Thermal Regulation
(Note 13)
0.05
0.2
0.05
0.2
0.05
0.2
%/W
max
Output Noise,
C
L = 1µF (5V
Only)
430
430
430
µV rms
10 Hz to 100 kHz
C
L = 200µF
160
160
160
µV rms
C
L = 3.3µF
(Bypass = 0.01µF
100
100
100
µV rms
Pins7to1
(LP2951)
8-pin Versions Only
LP2951
LP2951AC-XX
LP2951C-XX
Reference
1.235
1.25
1.235
1.25
1.235
1.26
V max
Voltage
1.26
1.26
1.27
V max
1.22
1.22
1.21
V min
1.2
1.2
1.2
V min
Reference
(Note 7)
1.27
1.27
1.285
V max
Voltage
1.19
1.19
1.185
V min
Feedback Pin
20
40
20
40
20
40
nA max
Bias Current
60
60
60
nA max
Reference Voltage
(Note 12)
20
20
50
ppm/˚C
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