LTC3733 Datasheet, PDF (25/32 Pages) Linear Technology – 3-Phase, Buck Controllers for AMD CPUs

APPLICATIO S I FOR ATIO
SW1
D1
L1
R_SENSE1
LTC3733/LTC3733-1
V_IN
R_IN
+
C_IN
SW2
D2
L2
R_SENSE2
V_OUT
+
C_OUT
R_L
BOLD LINES INDICATE HIGH,
SWITCHING CURRENT LINES.
KEEP LINES TO A MININMUM
LENGTH
SW3
D3
L3
R_SENSE3
3732 F10
Figure 10. Branch Current Waveforms
INDUCTOR
LTC3733
SENSE⁺
SENSE^–
1000pF
SENSE
RESISTOR
3733 F11
OUTPUT CAPACITOR
Figure 11. Kelvin Sensing R_SENSE
3733f
25