Schematic, Figure 1. schematic, Vin+ vin – Cirrus Logic CRD1680-7W User Manual
Page 4
CRD1680-7W
4
DS
10
17
RD
3
2. SCHEMATIC
Figure 1. Schematic
600-00697-Z1 REV_F1
D.PAPANDREA/JDG
D.PAPANDREA
SHEET
OF
SHEET
ENGINEER
DATE
DRAWN BY
PART #
SHEET
8/14/2014
CRD1680-7W-Z
1
1
TITLE
SIZE
B
08/07/13
INITIAL RELEASE
A.0
DATE
DESCRIPTION
REV
C20 now Through Hole
1127
B.1
ADDED RED AND BLACK WIRES
09/10/13
B.2
10/08/13
Changing the silicon to B1 and some components values
1136
C.0
11-19-13
ADDED R11 & C12
1153
1165
D.0
ADDED R12 & R16. CHANGED D11/D13,U2,R11,C12
12/16/13
1194
E.0
change C12 from SMD0805 To through hole TDK FK16X7R1H105K
03/11/14
VIN+
VIN-
1225
F
CHANGES TO COMPLY WITH RADIATED EMI
07/11/14
LED OUTPUT
LED OUTPUT
1235
F1
CHANGED FB1,FB2 AND R102
08/12/14
-t
N
T
C
1
100K
0.
1m
A
1
2
D3
PM
EG
4050EP,
115
40V
1
2
D4
PM
EG
4050EP,
115
40V
1
2
D6
PM
EG
4050EP,
115
40V
1
2
D5
PM
EG
4050EP,
115
40V
1
2
D1
PMEG4020EP,115
40V
1
2
D2
PM
EG
4020EP,
115
40V
L1
15uH
1
G
2
S
3
D
Q1
IRLML0040TRPBF
R1
0.16 Ohm
R2
0.51 Ohm
R1
4
22 O
H
M
R1
7
10
R2
0
10
C16
NO POP
0603
C8
NO POP
0603
C6
180uF
ELEC
35V
L2
47uH
1
CTRL2
2
EOTP
3
BSTSENSE
4
GND
5
BSTGD
6
VDD
7
GPIO
8
NC
9
BUCKZCD
10
NC
11
CLAMP
12
BUCKGD
13
BUCKSENSE
14
VAC
15
BSTOUT
16
CTRL1
U1
CS1680-FZZ TSSOP16
1
G
2
S
3
D
Q3
IRLML0040TRPBF
C13
1000pF
X7R
R35
NO POP
1
B
2
E
3
C
Q4
PMBT4401,215
L
N
+
-
R3
5.11K
1
2
D9
BZ
V55-
C
6
V2,
115
1
2
D7
BZ
V55-
C
16,
115
C4
0.10uF
X7R
R4
20K
1
2
D13
BAS52-02V H6327
45V
1
2
D11
BAS52-02V H6327
45V
1
B
2
E
3
C
Q5
PMBT4401,215
R13
35.7K
R2
6
2K
R10
604K
R8
604K
R7
93.1
1
G
2
S
3
D
Q2
IRLML0040TRPBF
R5
6.65K
R6
35.7K
C2
27pF
COG
R15
35.7K
C10
10uF
X7R
C7
4.7uF
X7R
R9
0
C3
0.10uF
X7R
C21
1uF
X7R
C9
100pF
COG
C20
0.68UF
MLCC
R31
49.9K
R32
47.5K
C5
0.10uF
X7R
C1
10uF
X7R
C11
NO POP
0603
FB1
120OHM@100MHz
PCB DWG-
240-00697-Z1
ASSY DWG-
603-00697-Z1
SCHEMATIC DWG
600-00697-Z1
LBL SUBASSY PROD ID AND REV
WIRE-RED-STR-28AWG
080-00043-Z1
WIRE-BLACK-STR-28AWG
080-00044-Z1
R11
1
C12
1UF
MLCC
R12
51.1
R16
0
1 NC
2 A
3
GND
4
Y
5
VCC
U2
SN74LVC1G14MDBVREP
FB2
120O
H
M
@
100M
H
z
C17
10uF
X7R
C14
0.10uF
X7R
R102
22 OHM
R18
93.1