Rainbow Electronics MAX1865 User Manual
Page 19

MAX1864/MAX1865
xDSL/Cable Modem Triple/Quintuple Output
Power Supplies
______________________________________________________________________________________
19
BST
C1
1
µF
D1
CENTRAL CMPSH-3
C2
1
µF
N
H
N
L
C
BST
0.1
µF
R
POK
100k
Ω
C
COMP
C
OUT
470
µF
C
IN
470
µF
DH
LX
T1
INPUT
9V TO 18V
DL
OUT
GND
IN
VL
ILIM
POK
COMP
MAX1865
FB
8.2nF
R
COMP
47k
Ω
R
NH
10
Ω
1
R
NL
10
Ω
R
BE2
220
Ω
C3
10
µF
Q1
TIP30
R1
10k
Ω
V
OUT2
2.5V AT 500mA
C4
10
µF
T1
R2
10k
Ω
R
BE3
220
Ω
Q2
2N3905
C6
10
µF
R3
30k
Ω
R4
10k
Ω
C7
10
µF
V
OUT3
5.0V AT 100mA
C5
470
µF
D2
NIHON
EP05Q03L
B2
FB2
B3
FB3
R
BE4
220
Ω
Q3
TIP30
C9
10
µF
R5
30k
Ω
R6
10k
Ω
C10
10
µF
C8
470
µF
D3
NIHON
EP05Q03L
V
OUT3
12V AT 100mA
B4
FB4
T1
4
D4
NIHON
EC10QS10
C11
470
µF
FB5
B5
Q4
TIP29
R10
470
Ω
CONNECT
TO V
OUT3
R7
50k
Ω
C13
10
µF
R8
120k
Ω
V
OUT5
-12V AT 50mA
C15
10nF
R
BE5
220
Ω
C
BE5
2200pF
C12
10
µF
TO LOGIC
V
OUT1
3.3V AT 1A
C
BE2
2200pF
1
FAIRCHILD
FDS6912A
C
BE3
4700pF
T1
2
C
BE4
2200pF
R9
470
Ω
C14
10nF
R
SNUB
300
Ω
C
SNUB
100pF
Figure 6. Standard MAX1865 Application Circuit
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