MIC5320_11 Datasheet, PDF (8/13 Pages) Micrel Semiconductor – High-Performance Dual 150mA μCap ULDO™

Micrel, Inc.
Typical Characteristics (Continued)
Ground Current
vs. Output Current
90
162
Ground Current
vs. Output Current
85
80
75
7002
V_IN = V_OUT + 1V
V_OUT = 2.85V
EN1 = V_IN
C_OUT1 = 1µF
55 07 5 100 125 150
OUTPUT CURRENT (mA)
158
154
150
146
14202
V_IN = V_OUT + 1V
V_OUT = 2.85V
EN1 = EN2 = V_IN
C_OUT1 = C_OUT2 = 1µF
55 07 5 100 125 150
OUTPUT CURRENT (mA)
Output Noise
Spectral Density
10
MIC5320
610
600
590
580
570
560
550
540
530
520
5103
Current Limit
vs. Input Voltage
EN1 = V_IN
C_OUT = 1µF
3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
0.1
0.01
V_IN = 4V
V_OUT = 2.8V
C_OUT = 1µF
I_LOAD = 50mA
0.0001.01 _{0.1 1 10 100 1,000}
FREQUENCY (kHz)
February 2011
8
M9999-021111-H