TDA5744 데이터 시트보기 (PDF) - Philips Electronics
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TDA5744 Datasheet PDF : 20 Pages
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Philips Semiconductors
Low power mixers/oscillators for
hyperband tuners
Preliminary specification
TDA5744; TDA5745
Component values for measurement circuit
Table 1 Capacitors (all SMD and NP0 unless otherwise
specified)
COMPONENT
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
C24
C27
C28
VALUE
1 nF
150 pF
1 nF
2.2 pF (N750)
4.7 nF
1 nF
2.2 pF (N750)
2.2 pF (N750)
100 pF (N750)
4.7 nF
15 pF
1 pF (N750)
15 pF
1 pF (N750)
47 pF
1 pF (N750)
1 pF (N750)
10 pF (N750)
1 nF
1 nF
18 pF
10 nF
10 nF
10 µF (16 V; electrolytic)
10 µF (16 V; electrolytic)
Table 2 Resistors (all SMD)
COMPONENT
R1
R2
R3
R4
R5
R6
R7
R8
R9
1.5 kΩ
22 kΩ
22 kΩ
1.5 kΩ
2.7 kΩ
22 kΩ
22 kΩ
330 Ω
4.7 kΩ
VALUE
COMPONENT
R10
R11
R14
R16
R18
R21
R22
330 Ω
330 Ω
22 kΩ
22 kΩ
1.2 kΩ
22 kΩ
50 Ω
VALUE
Table 3 Diodes and ICs
COMPONENT
D1
D2
D3
D4
D5
D6
D7
IC
VALUE
BB149
BB152
BA792
BB149
LED-3R
LED-3Y
LED-3G
TDA5744; TDA5745
Table 4 Coils
COMPONENT
L1
L2
L4
L5
L6
L8
L9
VALUE
1 µH (inductor)
30 nH
80 nH
16 nH
30 nH
80 nH
80 nH
Table 5 Transformer
COMPONENT
VALUE
L3
23 turns (TOKO, wire 0.07 mm)
L7
N1 = 2 × 5 turns; N2 = 2 turns
(TOKO, wire 0.09 mm)
Table 6 Transistors
COMPONENT
TR1
BC847B
VALUE
1998 Mar 09
14
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