mic4555 Micrel Semiconductor, mic4555 Datasheet - Page 6

• Manufacturer Part Number: mic4555
• Description: Sim Card Level Shifter With 50ma Ldo
• Manufacturer: Micrel Semiconductor

Typical Characteristics (Continued)
Micrel Inc.
January 2011
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
200
180
160
140
120
100
0
80
60
40
20
0
10
-40
V
C
Load = 35Ω
V
V
V
BAT
OUT
BAT
SEL
CC_NOM
-20
= DV
= 1µF
100
= DV
= 0V
Current Limit V
FREQUENCY (Hz)
vs. Temperature
= 1.8V
CC
TEMPERATURE (°C)
0
CC
LDO PSRR
= 4.3V
= 5V
1000
20
40
10000
V
60
CC
= 1.8V
CC
V
100000 1000000
CC
80
= 3V
100
120
0.001
100
0.01
90
80
70
60
50
40
30
20
10
0.1
10
0
1
-40 -20
10
I
V
Load = 36Ω
C
OUT
Noise (10Hz- 100kHz) = 55.2µVrms
BAT
OUT
= 50mA
LDO Output Noise
= DV
Spectral Density
= 1µF
vs. Temperature
100
0
FREQUENCY (Hz)
LDO Dropout
TEMPERATURE (°C)
CC
= 4.3V
20
6
1,000
40
60
10,000
V
C
CC
OUT
80 100 120
= 3.0V
= 1µF
100,000
70
60
50
40
30
20
10
0
0
5
V
CC
10
OUTPUT CURRENT (mA)
= 3V
vs. Output Current
15
LDO Dropout
20
25
M9999-012411-A
30
C
35
OUT
= 1µF
40
MIC4555
45
50