MCP14628 Datasheet, PDF (6/24 Pages) Microchip Technology – 2A Synchronous Buck Power MOSFET Driver

MCP14628
Typical Performance Curves (Continued)
Note: Unless otherwise indicated, T_A = +25°C with V_CC = 5.0V.
70
C_LOAD = 3,300 pF
60 Duty Cycle = 30%
50
40
30
20
10
0
100
1000
Frequency (kHz)
10000
FIGURE 2-7:
Frequency.
Supply Current vs.
700
C_LOAD = 3,300 pF
680
F_SW = 12.5 kHz
Duty Cycle = 30%
660
640
620
600
580
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (°C)
FIGURE 2-10:
Temperature.
Supply Current vs.
FIGURE 2-8:
Operation.
DCM to CCM Transition
FIGURE 2-11:
Operation.
CCM to DCM Transition
FIGURE 2-9:
(0.5A - 15A).
Load Transition
FIGURE 2-12:
(15A - 0.5A).
Load Transition
DS22083A-page 6
© 2008 Microchip Technology Inc.