MIC23163 Datasheet, PDF (6/19 Pages) Micrel Semiconductor – 4MHz, 2A, 100% Duty Cycle Buck Regulator with HyperLight Load® and Power Good

Micrel, Inc.
Typical Characteristics (Continued)
Output Voltage vs.
Output Current (CCM)
1.820
1.815
1.810
1.805
1.800
1.795
1.790
1.785
V_IN = 3.6V
1.780
200
500 800 1100 1400 1700 2000
OUPUT CURRENT (mA)
Output Voltage vs.
Temperature
2.100
2.080
2.060
2.040
2.020
2.000
1.980
1.960
1.940
1.920
V_IN = 3.6V
I_OUT = 30mA
1.900
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
PG Delay Time
vs. Input Voltage
40
35
PG RISING
30
25
PG FALLING
20
15
10
2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
UVLO Thresholds vs.
Temperature
2.58
2.56
UVLO ON
2.54
2.52
2.5
UVLO OFF
2.48
2.46
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Enable Threshold vs.
Temperature
1.00
0.95
0.90
0.85
0.80
0.75
0.70
0.65
V_IN = 3.6V
0.60
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
10000
Switching Frequency vs.
Output Current
1000
V_IN = 3.6V
100
V_IN = 5V
10
1
1
10
100
1000
10000
OUPUT CURRENT (mA)
MIC23163/4
PG Thresholds vs.
Input Voltage
92
91
PG RISING
90
89
88
87
86
85
PG FALLING
84
83
82
2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
1.00
0.95
0.90
0.85
0.80
0.75
0.70
0.65
0.60
2.5
Enable Thresholds
vs. Input Voltage
T_CASE = 25°C
3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Feedback Voltage vs.
Temperature
0.720
0.715
0.710
0.705
0.700
0.695
0.690
0.685
0.680
-40 -20
0 20 40 60 80
TEMPERATURE (°C)
100 120
July 29, 2013
6
Revision 2.0