LT1684 查看數據表（PDF） - Linear Technology
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LT1684 Datasheet PDF : 16 Pages
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LT1684
APPLICATIO S I FOR ATIO
Active Filter Tuned Oscillator Ring Tone Generator
110V
8
5
7
V+
1/2 LT1017
R9
V–
6
10k
4
C2
100pF
R10
10k 1
2
C1 20pF
3
IN B
COMP1
COMP2
R8
14 10k
IN A
13
BGOUT
12
AMPIN
4
LT1684
LIM–
GATE+
11
D1
1N5817
5 V–
V+ 10
6 GATE–
7
ATREF
LIM+ 9
8
OUT
RF3
680k
8
3
1
V+
1/2 LT1017
V–
2
4
CF1 0.22µF RF1
5.6k
CF2 0.22µF
RF2
2.7k
R6
1k
R5
100k
R3
100k
R2
100Ω
FB1
C4
6.8nF
C3
6.8nF
–110V
FB1: FERRONICS FMB1601
(716) 388-1020
R1 100Ω
R4
100k
M1
IRF610
C5
0.1µF
D2
1N4001
( ) +
OUTPUT
–
±100mA
PEAK
M2
IRF9610
1684 F05a
Ringer Output
12
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