STEVAL-LNBH04 Datasheet, PDF (2/4 Pages) STMicroelectronics – Power supply evaluation board for LNB based on the LNBH26LS

Schematic diagram
1
Schematic diagram
STEVAL-LNBH04
Figure 1: STEVAL-LNBH04 circuit schematic
D2-A
D1- A
L1-A
Vin
12 V
C1
L1-B
D1-B
21 V_UP-A
V_OUT-A 20
LNBOUT- A
C2-A C3-A
LNBH26LS
C5 -A ^{D3-A TVS-A}
3 LX-A
R1 (RSEL)
9 ISEL
C7
C4
16 Byp
17 Vcc
{ I2C Bus 8 SDA
7 SCL
5 LX-B
DSQIN -A 22
DSQIN -B 24
ADDR 6
DiSEqC
22KHz
Tone enable control
or
DiSEqC
Envelope
TTL
TTL
C2-B C3-B
11 VUP-B
P-GND
4
V_OUT-B 12
A- GND
15
C5 -B
D3-B
TVS-B
LNBOUT -B
D2-B
GSPG0809161545SG
2/4
DocID029708 Rev 1