MIC2954 Micrel Semiconductor, MIC2954 Datasheet - Page 7

• Manufacturer Part Number: MIC2954
• Description: 250mA Low-Dropout Regulator
• Manufacturer: Micrel Semiconductor

August 1999
MIC2954
250mA
100µA
-400
-800
800
400
10
8
6
4
2
0
2
0
0
Load Transient Response
Enable Transient
0
0
C L =2.2µF
10
1
C L =2.2µF
TIME (mS)
TIME (mS)
20
C L =33µF
2
I L =10mA
V IN =14V
V OUT =5V
30
3
V IN =6V
V OUT =5V
40
4
5
250mA
100µA
-100
-200
200
100
15
10
-5
6
4
2
0
2
0
0
5
0
4
2
0
0
Thermal Regulation
Load Transient Response
Enable Transient
0
0
C L =2.2µF
10
1
10
C L =33µF
20
TIME (mS)
TIME (mS)
7
TIME (mS)
2
C L =33µF
20
30
I L =10mA
V IN =6V
V OUT =5V
3
40
V IN =6V
V OUT =5V
30
4
50
40
60
5
700
650
600
550
500
450
400
350
300
6
5
4
3
2
1
0
-60 -30
Short Circuit and Maximum
Current vs. Temperature
0
Dropout Characteristics
V OUT = V NOMINAL – 0.5V
INPUT VOLTAGE (VOLTS)
TEMPERATURE ( C)
1
3 SAMPLES
(HI/AVG/LO)
0
I L =100µA
2
V OUT = 0V
30 60 90 120 150
V OUT = 3.3V
3
I L =250mA
4
5
6
MIC2954
Micrel