DC879A - Schematic

5
4
3
2
1
This circuit is proprietary to Linear Technology and supplied
for use with Linear Technology parts.
Customer Notice: Linear Technology has made a best effort to
design a circuit that meets customer-supplied specifications;
however, it remains the customers responsibility to verify proper
and reliable operation in the actual application, Component
substitution and printed circuit board layout may significantly
affect circuit performance or reliability. Contact Linear
Applications Engineering for assistance.
D
D
L1
10uH
LQH32CN100K53
U1
E1
VIN
+
C
3
C3
33uF
10V
(Opt)
VIN
VOUT
JP1
VOUT
E2
VOUT
4
C2
10uF
6.3V
C1
2.2uF
E3
GND
ON
*
2
GND
1
SHDN
GND
5
SW
6
C4
0.22uF
C
E4
GND
R1
2.2M
1
2
OFF
3
B
B
E5
SHDN
BOARD ASSEMBLY
U1
DC879A-A
A
DC879A-B
LTC3525ESC6-3.3
LTC3525ESC6-5
VIN
VOUT/Imax
1.8V-3.2V
3.3V/140mA
1V-3.2V
3.3V/60mA
3V-4.5V
5V/175mA
1V-4.5V
5V/40mA
,-#
.& / &
$#-$ 0
1
* 20# 30-" ## 4 5* 20# 30-0 #$#
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5
4
A
3
*
(
2
!
)
!
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1
+
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