Sure Electronics TK2050 User Manual page 14

Appendix
+5v
Y 1
C28
R35
0.1uF/50V
10k
C30
R36
0.1uF/50V
10K
C31
+5V
0.1uF/50V
Y 1
R37
10K
Y1B
C38 C39
0.1uF/50V 0.1uF/50V
C40
0.1uF/50V
Y1B
+5v
Y 2
C42
R42
0.1uF/50V
10k
C44
R43
0.1uF/50V
10K
C45
+5V
0.1uF/50V
Y 2
R44
10K
Y2B
C52 C53
0.1uF/50V 0.1uF/50V
C54
0.1uF/50V
Y2B
Notice: The above schematics are used for reference only. There might be a tiny difference in
production batch.
© 2004-2009 Sure Electronics Inc.
U3
TP2050/PowerSO36
29 15
IN1A VCC1A
23 17
IBIAS OUT1A1
24 16
CONFIG OUT1A2
14
GND1A
25
PWRDN
27 12
FAULT VCC1B
26 11
TRISTATE OUT1B1
10
OUT1B2
28
TH_WAR
30
IN1B
13
GND1B
18
NC
31
IN2A
21
VDD1
7
VCC2A
22
VDD2
8
OUT2A1
33
VSS1
9
OUT2A2
34
VSS2
6
GND2A
35
VCCSIGN1
36
VCCSIGN2
20
GNDREG
4
VCC2B
3
OUT2B1
32
IN2B
2
OUT2B2
19
GNDCLEAN
1 5
GNDSUB GND2B
U4
TP2050/PowerSO36
29 15
IN1A VCC1A
23 17
IBIAS OUT1A1
24 16
CONFIG OUT1A2
14
GND1A
25
PWRDN
27 12
FAULT VCC1B
26 11
TRISTATE OUT1B1
10
OUT1B2
28
TH_WAR
30
IN1B
13
GND1B
18
NC
31
IN2A
21
VDD1
7
VCC2A
22
VDD2
8
OUT2A1
33
VSS1
9
OUT2A2
34
VSS2
6
GND2A
35
VCCSIGN1
36
VCCSIGN2
20
GNDREG
4
VCC2B
3
OUT2B1
32
IN2B
2
OUT2B2
19
GNDCLEAN
1 5
GNDSUB GND2B
Figure 5 Schematics
VCC
OUT1A
C29
6.8uF/50V
VCC
L1 10uH
C32 C33
6.8uF/50V 0.47uF/MKP
C36
VCC
0.47uF/MKP
L2 10uH
C37
6.8uF/50V
VCC
OUT1B
C41
6.8uF/50V
VCC
OUT2A
C43
6.8uF/50V
VCC
L3 10uH
C46 C47
6.8uF/50V 0.47uF/MKP
C50
VCC
0.47uF/MKP
L4 10uH
C51
6.8uF/50V
VCC
OUT2B
C55
6.8uF/50V
C34
0.47uF/MKP
C35
50V
0.22uF/MKP
R38 R39 R40 R41
1206
47R 47R 47R 47R
C48
0.47uF/MKP
C49
50V
0.22uF/MKP
R45 R46 R47 R48
1206
47R 47R 47R 47R
AA-AB013_Ver1.2_page 11
J10
OUT+
1
2
J11 CON2
J12
OUT-
J13
OUT+
1
2
J14 CON2
J15
OUT-