FAN8048 查看數據表（PDF） - Fairchild Semiconductor
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产品描述 (功能)
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FAN8048 Datasheet PDF : 34 Pages
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Internal Block Diagram
LG
PGND CH1+ CH1-
CH2+ CH2-
PVCC
CH3+ CH3-
48
47
46 45
44 43
42
41 40
H-Bridge 1
H-Bridge 2
H-Bridge 3
FAN8048
CH4+ CH4-
39 38
PGND
37
VG 1
VSYS1
VIN VSYS2
D
R
RST 2
V
0.5V
VSYS1
OFF 3
ON 4
SPRT 5
SGND 6
PCT 7
SYSTEM
Control
SYSTEM OFF
SYSTEM ON
OSC
PRE-DRIVER
CH4F
CH4R
CH3R
CH3F
CH2R
CH2F
CH1R
3-State
Input
Control
CH1F
36 CH4F
35 CH4R
34 CH3F
33 CH3R
32 CH2F
31 CH2R
30 CH1
29 MUTE
28 DGND
CLK 8
SOFT 9
EA1O 10
EA1- 11
0.9V
EA2O 12
STEP UP/DOWN
CONVERTER 2
Driver & Logic
STEP UP/DOWN
CONVERTER 1
Driver & Logic
Battery
Charger
Switch
27 CHGSW
26 CHGCON
25 CHGSEN
Regulator
0.9V
& Current
Control
DSW2
13
14 15 16 17
18
EAI2- VSYS2 USW2 PGND
VIN
19 20 21 22
DSW1 PGND USW1 VSYS1
23
24
REG DCIN
5
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