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ISL6406_07 Datasheet, PDF (15/18 Pages) Intersil Corporation – Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
ISL6406
ISL6406 DC/DC Converter Application Circuit
The circuit below shows the device as it is configured on the
ISL6406 evaluation board. Detailed information on the
circuit, including a complete Bill-of-Materials and circuit
board description, can be found in Application Note AN1031.
3.3V
P1
GND
P2
R8
P5
C1A-B
TP1
5
CT1
C4
6
CT2
R6
7
RT
12
CPGND
1
GND
10
VOUT
C3
13
VCC
ISL6406
U1
OCSET 4
TP3
3
CPVOUT
D1
15
BOOT
C7
16
UGATE
14
PHASE
C2
R1
R7
8
SYNC/EN
COMP
11
LGATE 2
FB
9
C5
C6
L1
C8A-C
Q1
2.5V @ 5A
P3
C10
R2
C11
R5
R3
R4
C9
JP1
GND
P4
GND
P6
NOTE: Remove R3, R4, C9, and R5 from the board.
15
FN9073.7
January 16, 2007