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7/25/2019 3-Phase BLDC Decoder & Controller
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1 2 3 4 5 6 7 8
A
B
C
D
87654321
D
C
B
A
Title
Number RevisionSize
A3
Date: 18-Feb-2011 Sheet ofFile: D:\Jobb backup\3-phase BLDC Logic\3-phase BLDC Logic.ddbDrawn By:
V1.0
C1
100pF
R4 10K
1
23
U2A
74HC08
4
56
U2B
74HC08
9
108
U2C
74HC08
12
1311
U2D
74HC08
1 2U1A
74HC14
1 4
7
U1G74HC14
1 4
7
U2E74HC08
3 4U1B
74HC14
5 6
U1C
74HC14
9 8U1D
74HC14
4
56
U3B
74HC08
1
2 3
U3A
74HC08
11 10U1E
74HC14
13 12U1F
74HC14
1 4
7
U3E74HC08
R5 10K
R6 10K
GND
C2
100pF
C3
100pF
5V
+5VABC
GND
J1
Sensors
A-InputB-InputC-Input
A+
A-
B+
B-
C+
C-
IN/OUT1
IN/OUT3
IN/OUT 2
IN/OUT 4
IN/OUT8
IN/OUT10
IN/OUT 9
IN/OUT 11
Styr 1-2 13
Styr 3-4 5
Styr 8-9 6
Styr 10-11 12
GND 7
VCC 14
U4
74HC4066
A+/-
A-/+
IN/OUT1
IN/OUT3
IN/OUT 2
IN/OUT 4
IN/OUT
8
IN/OUT10 IN/OUT
9
IN/OUT 11
Styr 1-2 13
Styr 3-4 5
Styr 8-9 6
Styr 10-11 12
GND 7
VCC 14
U5
74HC4066
B+/-
B-/+
IN/OUT1
IN/OUT3
IN/OUT 2
IN/OUT 4
IN/OUT8
IN/OUT
10 IN/OUT
9
IN/OUT
11
Styr 1-2 13
Styr 3-4 5
Styr 8-9 6
Styr 10-11 12
GND 7
VCC 14
U6
74HC4066
C+/-
C-/+
5V
9
108
U3C
74HC08
12
13
11
U3D
74HC08
GND
5V
GND
S1
F/R
GND
GND
5V
5V
R810K
R710K
Forward
Reverse
GND
5V
C4100nF
C5100nF
C6100nF
Q4FDS6680A
Q5FDS6680A
Q6FDS6680A
GND
Q1FDS4435
T32N7002
T22N7002
T12N7002
GND
GND
GND
G N D
Vout Vin
G N D
G N D
G N D
U7LM78L055V
GND
Vin 5-30V
Q2FDS4435
Q3FDS4435
Z15V1
Z25V1
Z35V1
R123K3
R133K3
R143K3
R910K
R1010K
R1110K
Vin 5-30V
C7
100nF
+ C81000uF/50V
ABC
J3
Output
12
J2
Vin
R15 1K
D1
BGND
R16 1K
D2
AGND
R17 1K
D3
CGND
R18
1K
D4
A+GND
R19
1K
D5
A-GND
R20
1K
D6
B+GND
R21
1K
D7
B-GND
R22
1K
D8
C+GND
R23
1K
D9
C-GND
3-phase BLDC decoder & controller
Date & Signature:
Design: Honk Date: 2009-07-29
Forward / Reverse
D1, D2, D3 = Sensor Input Leds D4 - D9 = Mosfet Control Leds
R 1
1 0 K
R 2
1 0 K
R 3
1 0 K
