ISL6537A Datasheet, PDF (4/16 Pages) Intersil Corporation – ACPI Regulator/Controller for Dual Channel DDR Memory Systems

ISL6537A
Simplified Power System Diagram
5VSBY
12V
3V3ATX
Q3
V_GMCH
+
Q4
SLP_S3
SLP_S5
SLEEP
STATE
LOGIC
PWM
CONTROLLER
ISL6537A
PWM
CONTROLLER
VTT
REGULATOR
Q5
V_{TT_GMCH/CPU}
+
LINEAR
CONTROLLER
LINEAR
CONTROLLER
5VDUAL
Q1
V_DDQ
+
Q2
3V3ATX
V_REF
V_TT
+
Q6
+
V_DAC
Typical Application
3VDUAL
5VSBY 12V
5VDUAL
V_GMCH
V_{TT_GMCH/CPU}
V_DAC
ATX3V3
SLP_S5
SLP_S3
Q3
Q4
R5
C7 R7
Q5
C5
C6 _R6
R8
ATX3V3 ^R9
R10
VIDPGD
S5#
S3#
BOOT
OCSET
PWM4
ISL6537A
UGATE
PHASE
COMP4
FB4
LGATE
DDR_VDDQ(x2)
COMP
FB
DRIVE2
FB2
VREF_OUT
VREF_IN
D_BOOT
R_OCSET
C_BOOT
C1
R2 _C2
R4
Q6
DRIVE3
FB3
R11
R12
DDR_VTT(x2)
DDR_VTTSNS
Q1
V_{DDQ_DDR}
+
Q2
R3 C3
R1
V_REF
V_{TT_DDR}
4
FN9143.5