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LP2951CS 数据表(PDF) 2 Page - First Components International

部件名 LP2951CS
功能描述  150mA Low Drop Out Voltage Regulators
PDF  8 Pages
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制造商  FCI [First Components International]
网页  http://www.cotra.com.tw/
标志 FCI - First Components International

LP2951CS 数据表(HTML) 2 Page - First Components International

  LP2951CS Datasheet HTML 1Page - First Components International LP2951CS Datasheet HTML 2Page - First Components International LP2951CS Datasheet HTML 3Page - First Components International LP2951CS Datasheet HTML 4Page - First Components International LP2951CS Datasheet HTML 5Page - First Components International LP2951CS Datasheet HTML 6Page - First Components International LP2951CS Datasheet HTML 7Page - First Components International LP2951CS Datasheet HTML 8Page - First Components International  
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Output Voltage
TJ = 25oC
4.98
5.0
5.02
4.975
5.0
5.025
4.95
5.0
5.05
V
-25oC < TJ < 85oC
4.95
5.05
4.95
5.05
4.93
5.075
Full Operating Temp.
4.94
5.06
4.94
5.06
4.94
5.085
Output Voltage
100
µA < IL < 100mA
4.93
5.07
4.93
5.07
4.925
5.075
V
TJ < TJMAX
Output Voltage
(Note 1)
20
20
50
ppm/oC
Temperature Coefficient
Line Regulation
6V < Vin < 30V
0.03
0.2
0.03
0.2
0.04
0.2
%
(Note 3)
(Note 4)
Load Regulation
100
µA < IL < 100mA
0.04
0.1
0.04
0.1
0.1
0.2
%
(Note 3)
Dropout Voltage
IL = 100µA
40
80
4080
4080
mV
(Note 5)
IL = 100mA
250
300
250
300
250
300
mV
IL = 150mA
300
450
300
450
300
450
mV
Ground Current
IL = 100µA
75
120
75
120
75
120
µA
IL = 100mA
1.7
2.5
1.7
2.5
1.7
2.5
mA
IL = 150mA
4
6
4
6
4
6
mA
Dropout Ground
Vin = 4.5V
110
170
110
170
110
170
µA
Current
IL = 100µA
Current Limit
Vout = 0
160
200
160
200
160
200
mA
Thermal Regulation
0.05
0.2
0.05
0.2
0.05
0.2
% W
Output Noise,
CL = 1µF
430
430
430
µVms
10Hz to 100kHz
IL = 200µF
160
160
160
IL = 13.3µF
100
100
100
(Bypass = 0.01
µF pins 7
to 1 (LP2951))
8-Pin Versions only
LP2951BC
LP2951AC
LP2951C
Reference Voltage
1.22
1.235
1.25
1.22
1.235
1.25
1.216
1.235
1.254
V
Reference Voltage
Over Temp. (Note 6)
1.19
1.27
1.19
1.27
1.18
1.28
V
Feedback Pin Bias
20
40
20
40
20
40
nA
Current
Reference Voltage
(Note 7)
20
20
50
ppm/oC
Temperature
Coefficient
Feedback Pin Bias
0.1
0.1
0.1
nA/oC
Current Temperature
Coefficient
LP2950/LP2951 150mA Low Drop Out Voltage Regulators
ABSOLUTEMAXIMUMRATINGS
Power Dissipation ....................... Internally Limited
Lead Temp. (Soldering, 5 Seconds) ................ 260oC
Storage Temperature Range .............. -65 to +150oC
Operating Junction Temperature Range
LP2951 ................................................ -55 to +150oC
LP2950BC/LP2950AC/LP2950C
LP2951BC/LP2951AC/LP2951C ... -40 to +125oC
Input Supply Voltage .............................. -20 to +60V
Feedback Input Voltage ........................ -1.5 to +30V
Shutdown Input Voltage ....................... -0.3 to +30V
Error Comparator Output ................... -0.3 to +30V
ECD Rating is to be determined
ELECTRICAL CHARACTERISTICS (V
in = 15V, TA = 25
oC unless otherwise noted)
PARAMETER
CONDITIONS
LP2950BC
LP2950AC
LP2950C
UNITS
(Note 2)
LP2951BC
LP2951AC
LP2951C
M i n
Typ
Max
M i n
Typ
Max
M i n
Typ
Max
3-2



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