Datasheet

MCP16323
DS22284A-page 10 © 2011 Microchip Technology Inc.
Note: Unless otherwise indicated, V
IN
= 12V, EN = Floating (internally pulled up), C
IN
=20 µF, C
OUT
=2x22µF,
L=4.7µH, I
LOAD
=200mA, T
A
=+25°C.
FIGURE 2-19: Shutdown Current vs. Input
Voltage.
FIGURE 2-20: Shutdown Current vs.
Temperature.
FIGURE 2-21: Output Voltage vs.
Temperature.
FIGURE 2-22: Oscillator Frequency vs.
Temperature (I
OUT
=300mA).
FIGURE 2-23: Input Quiescent Current vs.
Temperature (No Load, Switching).
FIGURE 2-24: Input Current vs.
Temperature (No Load, No Switching).
0
1
2
3
4
5
6
7
8
6 9 12 15 18
Shudown Current (µA)
V
IN
(V)
4.45
4.50
4.55
4.60
4.65
4.70
4.75
4.80
4.85
4.90
-40 -10 20 50 80 110
Shutdown Current (µA)
Ambient Temperature (°C)
3.284
3.286
3.288
3.290
3.292
3.294
3.296
3.298
3.300
-40 -10 20 50 80 110
V
OUT
(V)
Ambient Temperature (°C)
I
OUT
= 0.1A
I
OUT
= 1A
980
985
990
995
1000
1005
1010
1015
1020
-40 -10 20 50 80 110
Oscillator Frequency (kHz)
Ambient Temperature (°C)
5.20
5.25
5.30
5.35
5.40
5.45
5.50
-40 -10 20 50 80 110
Switching Quiscent Current (mA)
Ambent Temperature (°C)
I
OUT
= 0A
2.28
2.30
2.32
2.34
2.36
2.38
2.40
2.42
-40 -10 20 50 80 110
Non-Switching Quiscent Current
(mA)
Ambient Temperature (°C)
I
OUT
= 0A