MPQ8632 HIGH EFFICIENCY 18V SYNCHRONOUS STEP-DOWN CONVERTER FAMILY FOR 4A TO 20A
Figure 40 — Efficiency Curve
MPQ8632-10, VOUT=1.8V, IOUT=0.01A-10A, FSW=500kHz
VIN
BST
IN
RFREQ
C1B C1C
C1A
C3
L1
SW
VOUT
FREQ
R5
C4
R4
C2
R1
R2
EN
MPQ8632
FB
SS
VCC
C5
R3
C6
PG
AGND
PGND
Figure 41 — Typical Application Circuit with Low ESR Ceramic Capacitor
MPQ8632-10, VIN=12V, VOUT=1.8 V, IOUT=10A, FSW=800kHz
Figure 42 — Efficiency Curve
MPQ8632-10, VOUT=1.8V, IOUT=0.01A-10A, FSW=800kHz
MPQ8632 Rev.1.24
8/28/2013
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