isl62881 Intersil Corporation, isl62881 Datasheet - Page 8

• Manufacturer Part Number: isl62881
• Description: Single-phase Pwm Regulator For Imvp-6.5? Mobile Cpus And Gpus
• Manufacturer: Intersil Corporation

Gate Driver Timing Diagram
Simplified Application Circuits
UGATE
LGATE
PWM
FIGURE 1. ISL62881 TYPICAL APPLICATION CIRCUIT USING DCR SENSING
t
FL
D P R S LP V R
8
V ID < 0:6 >
C LK _E N #
V C C
V S S
P G O O D
V R _O N
t
1V
LGFUGR
IM O N
S EN S E
S EN S E
R
D R O O P
R
IM O N
R
B IA S
ISL62881, ISL62881B
t
RU
RF
SET
V + 5
R B IA S
P G O O D
C LK _E N #
V ID S
D P R S LP V R
V R _ O N
V W
C O M P
FB
V S E N
R T N
IM O N
V D D
(B O T T O M P A D )
IS L 6 2 8 8 1
V C C P
V S S
V + 5
1V
t
UGFLGR
t
IS U M +
U G A T E
P H A S E
LG A T E
FU
IS U M -
B O O T
V S S P
V IN
V IN
RIS
CIS
t
RL
R I
C N
R
S U M
°C
R N
V
IN
L
V O
October 26, 2009
FN6924.0