MIC5325_10 Datasheet, PDF (5/11 Pages) Micrel Semiconductor – Low VIN/VOUT 400mA ULDO with Ultra-Low IQ

Micrel, Inc.
Typical Characteristics (Continued)
Output Voltage
vs. Temperature
1.30
1.25
1.20
V_IN = 2.2V
1.15
V_BIAS = 3.6V
V_OUT = 1.2V
C_OUT = 1µF
I_OUT = 100µA
1.10
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Output Noise
Spectral Density
10
V_IN = 4.5V
V_OUT = 1.8V
C_OUT = 1µF
1
C_BYP = 0.01µF
0.900
0.875
0.850
0.825
Reference Voltage
vs. Temperature
V_IN = 2.2V
V_BIAS = 3.6V
V_OUT = 1.2V
C_OUT = 1µF
I_OUT = 100µA
0.800
0.775
0.750
0.725
0.700
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
0.1
Noise (10Hz to 1MHz) = 59µV_RMS
0.0110 _{100 1K 10K 100K 1M}
FREQUENCY (Hz)
MIC5325
Bias Current
vs. Enable Voltage
20
18
400mA
16
14
12
100µA
10
8
V_BIAS = 3.6V
6
V_IN = 2.8V
V_OUT = 1.8V
4
C_IN = 1µF
2
C_OUT = 1µF
C_BYP = 0.01µF
00 _{0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5}
ENABLE VOLTAGE (V)
August 2010
5
M9999-080510-B