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LNBH221 Scheda tecnica(PDF) 7 Page - STMicroelectronics

Il numero della parte LNBH221
Spiegazioni elettronici  Dual LNB supply and control IC with Step-Up converter and I2C interface
PDF  27 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LNBH221 Scheda tecnica(HTML) 7 Page - STMicroelectronics

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LD39150
Typical application circuits for each section: A and B
7/27
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Typical application circuits for each section: A and B
Figure 3.
Application Circuit For Diseqc 1.x And Output Current Up To 500mA
LNBH221
Vup
Gate
Vin
12V
L1=22µH
Sense
Vcc
C5
10nF
VoTX
SDA
SCL
DSQIN
Address
C5
470nF
GND
0<VADDR<VBYP
Rsc
0.1
Ω
Ω
Ω
Ω
C3
470nF
Ceramic
D1 1N4001
C1
220µF
C4
470nF
Ceramic
D2
BAT43
IC1
STS4DNFS30L
IC2
C9
220µF
C2
220µF
Axial Ferrite Bead Filter
F1
F1 suggested part number:
MURATA BL01RN1-A62
Panasonic EXCELS A35
EXTM
DSQOUT
(**) DETIN
VoRX
to LNB
Byp
Tone Enable
Set TTX=1
Section A and B
LNBH221
Vup
Gate
Vin
12V
L1=22µH
Sense
Vcc
C5
10nF
VoTX
SDA
SCL
DSQIN
Address
C5
470nF
GND
0<VADDR<VBYP
Rsc
0.1
Ω
Ω
Ω
Ω
C3
470nF
Ceramic
D1 1N4001
C1
220µF
C4
470nF
Ceramic
D2
BAT43
IC1
STS4DNFS30L
IC2
STS4DNFS30L
IC2
C9
220µF
C9
220µF
C2
220µF
Axial Ferrite Bead Filter
F1
F1 suggested part number:
MURATA BL01RN1-A62
Panasonic EXCELS A35
EXTM
DSQOUT
(**) DETIN
VoRX
to LNB
Byp
Tone Enable
Set TTX=1
Section A and B



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