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LP4951C bảng dữ liệu(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LP4951C
Giải thích chi tiết về linh kiện  Adjustable Micropower Voltage Regulators
PDF  14 Pages
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
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LP4951C bảng dữ liệu(HTML) 2 Page - National Semiconductor (TI)

  LP4951C Datasheet HTML 1Page - National Semiconductor (TI) LP4951C Datasheet HTML 2Page - National Semiconductor (TI) LP4951C Datasheet HTML 3Page - National Semiconductor (TI) LP4951C Datasheet HTML 4Page - National Semiconductor (TI) LP4951C Datasheet HTML 5Page - National Semiconductor (TI) LP4951C Datasheet HTML 6Page - National Semiconductor (TI) LP4951C Datasheet HTML 7Page - National Semiconductor (TI) LP4951C Datasheet HTML 8Page - National Semiconductor (TI) LP4951C Datasheet HTML 9Page - National Semiconductor (TI) Next Button
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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Input Supply Voltage
−0.3 to +30V
SHUTDOWN Input Voltage,
Error Comparator Output
Voltage, (Note 9)
−0.3 to +30V
FEEDBACK Input Voltage
−1.5 to +30V
(Note 9) (Note 10)
Power Dissipation
Internally Limited
Junction Temperature (T
J)
+150˚C
Ambient Storage Temperature
−65˚ to +150˚C
Soldering Dwell Time, Temperature
Wave
Infrared
Vapor Phase
4 seconds, 260˚C
10 seconds, 240˚C
75 seconds, 219˚C
ESD
TBD
Operating Ratings (Note 1)
Maximum Input Supply Voltage
30V
Junction Temperature Range
(Note 8)
LP4950C, LP4951C
−40˚C to 125˚C
Electrical Characteristics (Note 2)
Parameter
Conditions
(Note 2)
LP4950CZ
Units
LP4951CM
Tested
Design
Typ
Limit
Limit
(Note 3)
(Note 4)
Output Voltage
T
J = 25˚C
5.0
5.1
V max
4.9
V min
−25˚C
≤ T
J
≤ 85˚C
5.15
V max
4.85
V min
Full Operating
5.2
V max
Temperature Range
4.8
V min
Output Voltage
100 µA
≤ I
L
≤ 100 mA
5.24
V max
T
J
≤ T
JMAX
4.76
V min
Output Voltage
Temperature Coefficient
(Note 12)
150
ppm/˚C
Line Regulation
(Note 14)
6V
≤ V
IN
≤ 30V (Note 15)
0.04
0.2
% max
0.4
% max
Load Regulation
(Note 14)
100µA
≤ I
L
≤ 100mA
0.1
0.2
% max
0.3
% max
Dropout Voltage
(Note 5)
I
L = 100µA
50
80
mV max
150
mV max
I
L = 100mA
380
450
mV max
600
mV max
Ground Current
I
L = 100µA
75
150
µA max
170
µA max
I
L = 100mA
8
15
mA max
19
mA max
Dropout Ground Current
V
IN = 4.5V
110
200
µA max
I
L = 100µA
230
µA max
Current Limit
V
OUT = 0
160
200
mA max
220
mA max
Thermal Regulation
(Note 13)
0.05
0.2
%/W max
Output Noise,
C
L = 1µF
430
µV rms
10 Hz to 100 kHz
C
L = 200µF
160
µV rms
C
L = 3.3µF (Bypass = 0.01µF
Pins 7 to 1 (LP4951C)
100
µV rms
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