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LP2950 数据表(PDF) 3 Page - Micrel Semiconductor

部件名 LP2950
功能描述  100mA Low-Dropout Voltage Regulator
PDF  14 Pages
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制造商  MICREL [Micrel Semiconductor]
网页  http://www.micrel.com
标志 MICREL - Micrel Semiconductor

LP2950 数据表(HTML) 3 Page - Micrel Semiconductor

  LP2950 Datasheet HTML 1Page - Micrel Semiconductor LP2950 Datasheet HTML 2Page - Micrel Semiconductor LP2950 Datasheet HTML 3Page - Micrel Semiconductor LP2950 Datasheet HTML 4Page - Micrel Semiconductor LP2950 Datasheet HTML 5Page - Micrel Semiconductor LP2950 Datasheet HTML 6Page - Micrel Semiconductor LP2950 Datasheet HTML 7Page - Micrel Semiconductor LP2950 Datasheet HTML 8Page - Micrel Semiconductor LP2950 Datasheet HTML 9Page - Micrel Semiconductor Next Button
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LP2950/2951
Micrel
3
February 1999
3-37
Electrical Characteristics Note 1 T
A = 25°C except as noted.
Parameter
Condition
Min
Typ
Max
Units
Output Voltage
LP295x-02 (
±0.5%)
4.975
5.000
5.025
V
T
J = 25°C
LP295x-03 (
±1%)
4.950
5.000
5.050
V
LP2951-4.8 (
±1%)
4.802
4.850
4.899
V
Output Voltage
LP295x-02 (
±0.5%)
4.950
5.050
V
–25
°C ≤ T
J ≤ +85°C
LP295x-03 (
±1%)
4.925
5.075
V
LP2951-4.8 (
±1%)
4.777
4.872
V
Output Voltage
LP295x-02 (
±0.5%), –40°C to +125°C
4.940
5.060
V
Over Full Temperature Range
LP295x-03 (
±1%), –40°C to +125°C
4.900
5.100
V
LP2951-4.8 (
±1%), –40°C to +125°C
4.753
4.947
V
Output Voltage
LP295x-02 (
±0.5%), 100µA ≤ I
L ≤ 100mA, TJ ≤ TJ(max)
4.930
5.070
V
Over Load Variation
LP295x-03 (
±1%), 100µA ≤ I
L ≤ 100mA, TJ ≤ TJ(max)
4.880
5.120
V
LP2951-4.8 (
±1%), 100µA ≤ I
L ≤ 100mA, TJ ≤ TJ(max)
4.733
4.967
V
Output Voltage
LP295x-02 (
±0.5%), Note 12
20
100
ppm/
°C
Temperature Coefficient
LP295x-03 (
±1%), Note 12
50
150
ppm/
°C
LP2951-4.8 (
±1%), Note 12
50
150
ppm/
°C
Line Regulation
LP295x-02 (
±0.5%), Notes 14, 15
0.03
0.10
%
0.20
%
LP295x-03 (
±1%), Notes 14, 15
0.04
0.20
%
0.40
%
LP2951-4.8 (
±1%), Notes 14, 15
0.04
0.20
%
0.40
%
Load Regulation
LP295x-02 (
±0.5%), Note 14, 100µA ≤ I
L ≤ 100mA
0.04
0.10
%
0.20
%
LP295x-03 (
±1%), Note 14, 100µA ≤ I
L ≤ 100mA
0.10
0.20
%
0.30
%
LP2951-4.8 (
±1%), Note 14, 100µA ≤ I
L ≤ 100mA
0.10
0.20
%
0.30
%
Dropout Voltage
Note 5, I
L = 100µA50
80
mV
150
mV
Note 5, I
L = 100mA
380
450
mV
600
mV
Ground Current
I
L = 100µA
100
150
µA
200
µA
I
L = 100mA
8
12
mA
14
mA
Dropout Current
V
IN = 4.5V, IL = 100µA
180
250
µA
310
µA



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