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FAN5078 查看數據表(PDF) - Fairchild Semiconductor
零件编号
产品描述 (功能)
生产厂家
FAN5078
DDR/ACPI Regulator Combo
Fairchild Semiconductor
FAN5078 Datasheet PDF : 16 Pages
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Block Diagrams
+5MAIN
R4
+12V
S3#O
Q7
+5VSB
5V USB
C14
C15
Q6
3.3 MAIN
Q5
C12
SBSW
3
SBUSB#
1
S3#O
16
EN
18
S3#I
17
3.3 ALW
15
PGOOD
13
ACPI
CONTROL
&
LOGIC
+5VSB
C4
C3
SS
21
VCC
14
R5
ILIM
20
PWM
VTT
LDO
+5VSB
Q4
+5MAIN
C13
Q3
S3#O
4
5V MAIN
2
S4ST#
5V DUAL
L2
8
BOOT
C5
Q1
9
HDRV
10
SW
11
ISNS R3
C2
C
IN
L1 VDDQ
Q2
C
OUT
12
LDRV
R2
P1
GND
23
FB
C9
22
COMP
R6
R1
C6
7
VDDQ IN
R9
24
REF IN
5
VTT SNS
C8
R10
6
VTT OUT
C7
Figure 1. Typical DDR/ACPI System Regulation Schematic
Components are selected for a 15A VDDQ output.
© 2006 Fairchild Semiconductor Corporation
2
FAN5078 Rev. 1.0.0 • 05/11/06
www.fairchildsemi.com
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