MIC2174_10 Datasheet, PDF (7/27 Pages) Micrel Semiconductor – Synchronous Buck Controller Featuring Adaptive On-Time Control 40V Input, 300kHz

Micrel, Inc.
Typical Characteristics (Continued)
Current Limit Threshold
vs. Temperature
150
135
120
105
90
VFB=0.8V
75
VFB=0V
60
45
30
15
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
Quiescent Supply Current
vs. Input Voltage
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
3
3.5
4
4.5
5
5.5
INPUT VOLTAGE (V)
MIC2174/MIC2174C
September 2010
7
M9999-091310-C