Pin Definitions
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Pin Name
AGC
FGIN-
FGS
FGOUT
S/S
NC
NC
SGND
LD
ECLK
PD
EI
EO
FC
NC
VREG
VCC
PGND
RF
U
V
W
HV+
HV-
HU+
HU-
HW+
HW-
FAN8400D (FAN8400BD3)
Pin Function Description
AGC amplifier frequency characteristics correction
FG amplifier inverting input
FG pulse output
FG amplifier output
Stop and start
-
-
Signal ground
Phase locked loop detector output
External clock
Phase locked loop detector output
Error amplifier inverting input
Error amplifier output
Control amplifier frequency correction
-
Regulator voltage stabilization output
Power supply
Power ground
Output current detection
U output
V output
W output
V hall amplifier non inverting input
V hall amplifier inverting input
U hall amplifier non inverting input
U hall amplifier inverting input
W hall amplifier non inverting input
W hall amplifier inverting input
3