11
dc1969aabfb
DEMO MANUAL
DC1969A-A/DC1969A-B
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa‑
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
SCHEMATIC DIAGRAM
Figure 12. DC1968A Circuit Schematic
4
4
3
3
2
2
1
1
4
4
3
3
2
2
1
1
UNLESS NOTED: RESISTORS: OHMS, 0402, 1%, 1/16W CAPACITORS: uF, 0402, 10%, 50V
8V - 38V
4.75V - 5.25V
5V OUT
FC6041
FC6041
MKS02
MKS02
OPT
OPT
5.0
uH
5%
Lx
3
DEMO CIRCUIT 1968A
1
1
BASIC INDUCTIVE TRANSMITTER WITH PRE - REGULATOR
N/A
NC
GEORGE B.
9 -
17
- 13
LTC4120EUD-4.2 / LTC4120EUD
SIZE
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APPROVALS
PC
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APP ENG
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ilp
itas,
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16
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www.linear.com
GEORGE B.
PR
OD
UC
TI
ON
F
AB
3
9 -
17
- 13
-
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
D5 DFLS240L
40V 2A
1
2
M1
Si4108DY-T1-GE3
4
1
7
8
5
6
2
3
U1
LT3480EDD
1
2
3
4
5
7
6
8
9
10
11
BD
BOOST
SW
VIN
RUN/SS
PG
SYNC
FB
Vc
RT
GND
M4 2N7002L
3
1
2
C5 0.01uF
D2 NSR10F40NXT5G
E2
GND
C9 0.47uF
25V 0603
D3
NSR10F40NXT5G
R10 100k
R8 150k
5%
C10 22uF
6.3V 0805
20%
R1
100
5%
R5 20k
E3
VCC
R2
100
5%
C7 0.068uF
50V 0603
C6 4.7uF
1206
50V
D6
ON
L2 68uH
16V
D1 BZX84C16
E5
Cy
R4 40.2k
R7 536k
E4
GND
Cx4 0.15uF
2.5%
M3
Si2333DS
1
2
3
L3
4.7uH
L1 68uH
E1
HVIN
R3 150k
5%
E6
Cx
Cx3 0.15uF
2.5%
R6 100k
M2 Si4108DY-T1-GE3
4
1
7
8
5
6
2
3
16V
D4
BZX84C16
Cx1 0.15uF
2%
C8 330pF
5%
R9 1K
5%
Cx2 0.15uF
2%
C4 0.01uF
