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DA9220 Datasheet(PDF) 55 Page - Dialog Semiconductor

Part # DA9220
Description  High-Performance Dual-Channel DC-DC Converter
PDF  62 Pages
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Manufacturer  DIALOG [Dialog Semiconductor]
Direct Link  http://www.dialog-semiconductor.com/
Logo DIALOG - Dialog Semiconductor

DA9220 Datasheet(HTML) 55 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
55 of 62
© 2020 Dialog Semiconductor
Table 53: BUCK_BUCK2_4 (0x002C)
Bit
Symbol
Description
[4]
CH2_VSEL
Output voltage and operation selection: 0: A, 1: B. Initial
value is determined by CONF pin setting at the start-up in
CONF_EN = 1
[3:2]
CH2_B_MODE
Operation mode selection. Initial value is determined by
CONF pin setting at the start-up in CONF_EN = 1
Value
Description
0x0
Force PFM operation
0x1
Force PWM operation
0x2
Force PWM operation
0x3
Auto mode
[1:0]
CH2_A_MODE
Operation mode selection. Initial value is determined by
CONF pin setting at the start-up in CONF_EN = 1
Value
Description
0x0
Force PFM operation
0x1
Force PWM operation
0x2
Force PWM operation
0x3
Auto mode
Table 54: BUCK_BUCK2_5 (0x002D)
Bit
Symbol
Description
[7:0]
CH2_A_VOUT
Output voltage setting A: Initial value is determined by
CONF pin setting at the start-up in CONF_EN = 1
From 0.30 V (0x1E) to 1.90 V (0xBE) in steps of 10 mV
(default 1.0 V)
Write-protected when value is written below 0.30 V or
above 1.90 V
Value
Description
0x1E
0.3
0x1F
0.31
0x20
0.32
Continuing through…
0x64
1
To…
0xBC
1.88
0xBD
1.89
0xBE
1.9



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