LP3906 Datasheet, PDF (31/38 Pages) National Semiconductor (TI) – Dual High-Current Step-Down DC/DC and Dual Linear Regulator with I2C Compatible Interface

LP3906 Control Registers (Continued)
LDO1 CONTROL REGISTER (LDO1VCR) – 0X39
This register allows the user to program the output target
voltage of LDO 1.
Name
Access
Data
Reset
D7-5
—
—
Reserved
000
D4-0
LDO1_OUT
R/W
LDO1 Output voltage (V)
5’h00
1.0
5’h01
1.1
5’h02
1.2
5’h03
1.3
5’h04
1.4
5’h05
1.5
5’h06
1.6
5’h07
1.7
5’h08
1.8
5’h09
1.9
5’h0A
2.0
5’h0B
2.1
5’h0C
2.2
5’h0D
2.3
5’h0E
2.4
5’h0F
2.5
5’h10
2.6
5’h11
2.7
5’h12
2.8
5’h13
2.9
5’h14
3.0
5’h15
3.1
5’h16
3.2
5’h17
3.3
5’h18
3.4
5’h19
3.5
5’h1A–5’h1F
3.5
Factory Programmed Default
LDO2 CONTROL REGISTER (LDO2VCR) – 0X3A
This register allows the user to program the output target
voltage of LDO 2.
Name
Access
Data
Reset
D7-5
—
—
Reserved
000
D4-0
LDO2_OUT
R/W
LDO2 Output voltage (V)
5’h00
1.0
5’h01
1.1
5’h02
1.2
5’h03
1.3
5’h04
1.4
5’h05
1.5
5’h06
1.6
5’h07
1.7
5’h08
1.8
5’h09
1.9
5’h0A
2.0
5’h0B
2.1
5’h0C
2.2
5’h0D
2.3
5’h0E
2.4
5’h0F
2.5
5’h10
2.6
5’h11
2.7
5’h12
2.8
5’h13
2.9
5’h14
3.0
5’h15
3.1
5’h16
3.2
5’h17
3.3
5’h18
3.4
5’h19
3.5
5’h1A–5’h1F
3.5
Factory Programmed Default
31
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