XR79206EL-F Datasheet, PDF (8/20 Pages) Exar Corporation – 40V, 6A Synchronous Step-Down COT Power Module

XR79206
Typical Performance Characteristics (Continued)
T_A = 25°C, V_IN = 24V, V_OUT = 3.3V, I_OUT = 6A, f = 500kHz, unless otherwise specified. Schematic shown in Figure 27.
SW
VOUT
25mVp-p
AC coupled 20MHz
SW
VOUT
AC coupled 20MHz
63mVp-p
IOUT
Figure 14. Steady State CCM, I_OUT = 6A
IOUT
Figure 15. Steady State DCM, I_OUT = 0A
VIN
EN
VOUT
IOUT
4ms/div
Figure 16. Power Up, I_OUT = 6A
VIN
EN
VOUT
IOUT
4ms/div
Figure 17. Power Up, I_OUT = 0A
SW
VOUT
AC coupled 20MHz
148mV
100mV
IOUT
Di/Dt = 2.5A/us
20 us/div
Figure 18. Load Step, CCM, 0A-3A-0A
SW
VOUT
AC coupled 20MHz
148mV
156mV
IOUT
Di/Dt = 2.5A/us
40 us/div
Figure 19. Load Step, DCM/CCM, 0.05A-3A-0.05A
REV1B
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