參數(shù)資料
型號(hào)： LP2950CZ-3.3
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 128 x 128 pixel format, LED or EL Backlight available
中文描述： 3.3 V FIXED POSITIVE LDO REGULATOR, 0.6 V DROPOUT, PBCY3
封裝： PLASTIC, TO-92, 3 PIN
文件頁數(shù)： 2/14頁
文件大小： 142K
代理商： LP2950CZ-3.3
Advanced Monolithic Systems, Inc.
6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
LP2950/LP2951
ABSOLUTE MAXIMUM RATINGS
(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
Storage Temperature
Soldering Dwell Time, Temperature
-0.3 to +30V
Wave
Infrared
Vapor Phase
ESD
4 seconds, 260
°
C
4 seconds, 240
°
C
4 seconds, 219
°
C
TBD
-1.5 to +30V
OPERATING RATINGS
(Note 1)
Internally Limited
+150
°
C
Max. Input Supply Voltage
Junction Temperature Range
(T
J
) (Note 8)
LP2950AC-XX, LP2950C-XX
LP2951AC-XX, LP2951C-XX
30V
-65
°
C to +150
°
C
-40
°
C to +125
°
C
ELECTRICAL CHARACTERISTICS
at Vs=Vout+1V, Ta=25°C, unless otherwise noted
.
Parameter
Conditions
(Note 2)
LP2950AC
LP2951AC
Min. Typ. Max.
LP2950C
LP2951C
Min. Typ. Max.
Units
3 V Versions
(Note 16)
Output Voltage
TJ = 25°C (Note 3)
-25°C
≤
TJ
≤
85°C
Full Operating Temperature Range
2.985
2.970
2.964
3.0
3.0
3.0
3.015
3.030
3.036
2.970
2.955
2.940
3.0
3.0
3.0
3.030
3.045
3.060
V
V
V
Output Voltage
100
μ
A
≤
IL
≤
100 mA
TJ
≤
TJMAX
2.958
3.0
3.042
2.928
3.0
3.072
V
3.3 V Versions
(Note 16)
Output Voltage
TJ = 25°C (Note 3)
-25°C
≤
TJ
≤
85°C
Full Operating Temperature Range
3.284
3.267
3.260
3.3
3.3
3.3
3.317
3.333
3.340
3.267
3.251
3.234
3.3
3.3
3.3
3.333
3.350
3.366
V
V
V
Output Voltage
100
μ
A
≤
IL
≤
100 mA
TJ
≤
TJMAX
3.254
3.3
3.346
3.221
3.3
3.379
V
5 V Versions
(Note 16)
Output Voltage
TJ = 25°C (Note 3)
-25°C
≤
TJ
≤
85°C
Full Operating Temperature Range
4.975
4.95
4.94
5.0
5.0
5.0
5.025
5.050
5.06
4.95
4.925
4.90
5.0
5.0
5.0
5.05
5.075
5.10
V
V
V
Output Voltage
100
μ
A
≤
IL
≤
100 mA
TJ
≤
TJMAX
4.925
5.0
5.075
4.88
5.0
5.12
V
All Voltage Options
Output Voltage
Temperature Coefficient
Line Regulation (Note 14)
(Note 12) (Note 4)
6V
≤
Vin
≤
30V (Note 15)
100
μ
A
≤
IL
≤
100 mA
IL = 100
μ
A
IL = 100 mA
IL = 100
μ
A
IL = 100 mA
20
50
ppm/°C
0.03
0.1
0.04
0.2
%
Load Regulation (Note 14)
0.04
0.1
0.1
0.2
%
Dropout Voltage
(Note 5)
50
380
80
450
50
380
80
450
mV
mV
Ground Current
75
8
120
12
75
8
120
12
μ
A
mA
Current Limit
Vout = 0
160
200
160
200
mA
Thermal Regulation
(Note 13)
0.05
0.2
0.05
0.2
%/W
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