參數資料
型號: LP2954IMX
英文描述: Fixed & Adjustable Voltage Regulator
中文描述: 固定
文件頁數: 4/21頁
文件大小: 640K
代理商: LP2954IMX
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
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
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
(T
J
) (Note 8)
LP2951
LP2950AC-XX, LP2950C-XX,
LP2951AC-XX, LP2951C-XX
30V
55 to +150C
40 to +125C
Electrical Characteristics
(Note 2)
Parameter
Conditions
(Note 2)
LP2951
LP2950AC-XX
LP2951AC-XX
Tested
Limit
(Note 3)
LP2950C-XX
LP2951C-XX
Tested
Limit
(Note 3)
Units
Tested
Limit
(Notes 3, 16)
Design
Limit
(Note 4)
Design
Limit
(Note 4)
Typ
Typ
Typ
3V VERSIONS
(Note 17)
Output Voltage
T
J
= 25C
3.0
3.015
2.985
3.0
3.015
2.985
3.0
3.030
2.970
V max
V min
V max
V min
V max
V min
V max
V min
25C
T
J
85C
3.0
3.0
3.030
2.970
3.036
2.964
3.042
2.958
3.0
3.045
2.955
3.060
2.940
3.072
2.928
Full Operating
Temperature Range
100 μA
I
L
100 mA
T
J
T
JMAX
3.0
3.036
2.964
3.045
2.955
3.0
3.0
Output Voltage
3.0
3.0
3.0
3.3V VERSIONS
(Note 17)
Output Voltage
T
J
= 25C
3.3
3.317
3.284
3.3
3.317
3.284
3.3
3.333
3.267
V max
V min
V max
V min
V max
V min
V max
V min
25C
T
J
85C
3.3
3.3
3.333
3.267
3.340
3.260
3.346
3.254
3.3
3.350
3.251
3.366
3.234
3.379
3.221
Full Operating
Temperature Range
100 μA
I
L
100 mA
T
J
T
JMAX
3.3
3.340
3.260
3.350
3.251
3.3
3.3
Output Voltage
3.3
3.3
3.3
5V VERSIONS
(Note 17)
Output Voltage
T
J
= 25C
5.0
5.025
4.975
5.0
5.025
4.975
5.0
5.05
4.95
V max
V min
V max
V min
V max
V min
V max
V min
25C
T
J
85C
5.0
5.0
5.05
4.95
5.06
4.94
5.075
4.925
5.0
5.075
4.925
5.1
4.9
5.12
4.88
Full Operating
Temperature Range
100 μA
I
L
100 mA
T
J
T
JMAX
5.0
5.06
4.94
5.075
4.925
5.0
5.0
Output Voltage
5.0
5.0
5.0
ALL VOLTAGE OPTIONS
Output Voltage
Temperature Coefficient
Line Regulation
(Note 14)
(Note 12)
20
120
20
100
50
150
ppm/C
(V
NOM + 1)V
V
in
30V
(Note 15)
0.03
0.1
0.5
0.1
0.3
0.03
0.1
0.04
0.2
% max
% max
% max
% max
0.2
0.4
Load Regulation
(Note 14)
100 μA
I
L
100 mA
0.04
0.04
0.1
0.1
0.2
0.2
0.3
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LP2954IMX/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LP2954IS 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LP2954IS 制造商:Texas Instruments 功能描述:V REG LDO +5.0V SMD 2954 TO2633
LP2954IS/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO 5V Micropwr 2.4% LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LP2954ISX 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20