參數(shù)資料
型號(hào): LP4951CM
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Adjustable Micropower Voltage Regulators
中文描述: FIXED/ADJUSTABLE POSITIVE LDO REGULATOR, 0.6 V DROPOUT, PDSO8
文件頁數(shù): 2/14頁
文件大?。?/td> 436K
代理商: LP4951CM
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Input Supply Voltage
SHUTDOWN Input Voltage,
Error Comparator Output
Voltage, (Note 9)
FEEDBACK Input Voltage
(Note 9) (Note 10)
Power Dissipation
Junction Temperature (T
J
)
Ambient Storage Temperature
0.3 to +30V
0.3 to +30V
1.5 to +30V
Internally Limited
+150C
65 to +150C
Soldering Dwell Time, Temperature
Wave
Infrared
Vapor Phase
ESD
4 seconds, 260C
10 seconds, 240C
75 seconds, 219C
TBD
Operating Ratings
(Note 1)
Maximum Input Supply Voltage
Junction Temperature Range
(Note 8)
LP4950C, LP4951C
30V
40C to 125C
Electrical Characteristics
(Note 2)
Parameter
Conditions
(Note 2)
LP4950CZ
LP4951CM
Tested
Limit
(Note 3)
5.1
4.9
Units
Design
Limit
(Note 4)
Typ
Output Voltage
T
J
= 25C
5.0
V max
V min
V max
V min
V max
V min
V max
V min
ppm/C
25C
T
J
85C
5.15
4.85
5.2
4.8
5.24
4.76
150
Full Operating
Temperature Range
100 μA
I
L
100 mA
T
J
T
JMAX
(Note 12)
Output Voltage
Output Voltage
Temperature Coefficient
Line Regulation
(Note 14)
6V
V
IN
30V (Note 15)
0.04
0.2
% max
% max
% max
% max
mV max
mV max
mV max
mV max
μA max
μA max
mA max
mA max
μA max
μA max
mA max
mA max
%/W max
μV rms
μV rms
μV rms
0.4
Load Regulation
(Note 14)
100μA
I
L
100mA
0.1
0.2
0.3
Dropout Voltage
(Note 5)
I
L
= 100μA
50
80
150
I
L
= 100mA
380
450
600
Ground Current
I
L
= 100μA
75
150
170
I
L
= 100mA
8
15
19
Dropout Ground Current
V
IN
= 4.5V
I
L
= 100μA
V
OUT
= 0
110
200
230
Current Limit
160
200
220
Thermal Regulation
Output Noise,
10 Hz to 100 kHz
(Note 13)
C
L
= 1μF
C
L
= 200μF
C
L
= 3.3μF (Bypass = 0.01μF
Pins 7 to 1 (LP4951C)
0.05
430
160
100
0.2
L
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LP4951CMX/HAPB 制造商:Texas Instruments 功能描述:
LP4951CMX/NAK2 制造商:Texas Instruments 功能描述:
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