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DA9220 датащи(PDF) 6 Page - Dialog Semiconductor

номер детали DA9220
подробное описание детали  High-Performance Dual-Channel DC-DC Converter
PDF  62 Pages
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производитель  DIALOG [Dialog Semiconductor]
домашняя страница  http://www.dialog-semiconductor.com/
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DA9220 датащи(HTML) 6 Page - Dialog Semiconductor

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DA9220
High-Performance Dual-Channel DC-DC Converter
Datasheet
Revision 2.1
17-Sep-2020
CFR0011-120-00
6 of 62
© 2020 Dialog Semiconductor
2
Pinout
Figure 4: DA9220 Pinout Diagram (Top View)
Table 1: Pin Description
Pin No.
Pin Name
Type
(Table 2)
Drive
(mA)
Reset
State
Description
A1, B1
PVDD1
PWR
5000
Supply voltage for Buck1 power stage, decouple
with 10 µF and connect to same source as
AVDD
A2, B2
LX1
AIO
5000
Switch node of Buck1, connect a 100 nH
inductor between LX1 and output capacitor
A3, B3
PGND1
GND
5000
Buck1 power stage VSS rail
A4, B4
PGND2
GND
5000
Buck2 power stage VSS rail
A5, B5
LX2
AIO
5000
Switch node of Buck2, connect a 100 nH
inductor between LX2 and output capacitor
A6, B6
PVDD2
PWR
5000
Supply voltage for Buck2 power stage, decouple
with 10 µF and connect to same source as
AVDD
C1
SCL/GPIO3
DIO
15
I2C clock or general purpose I/O
C2
SDA/GPIO4
DIO
15
I2C data or general purpose I/O
C3
IC_EN
AI
10
Powers up SW control interface and auxiliary
circuitry (for example, bandgap, oscillator, and
references).
C4
CONF/GPIO0
AI/DIO
10
Chip configuration or general purpose I/O
C5
GPIO1
DIO
10
General purpose I/O
C6
GPIO2
DIO
10
General purpose I/O
D1
FB1N
AI
10
Buck1 negative node of differential voltage
feedback, connect to VSS at point of load
D2
FB1P
AI
10
Buck1 positive node of differential voltage
feedback, connect to VOUT1 at point of load
D3
AVDD
PWR
10
Supply rail for analog control circuitry, decouple
with 1 µF and connect to same source as PVDD



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