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LP3906 Datasheet(PDF) 31 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LP3906
Description  Dual High-Current Step-Down DC/DC and Dual Linear Regulator with I2C Compatible Interface
PDF  38 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LP3906 Datasheet(HTML) 31 Page - National Semiconductor (TI)

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LP3906 Control Registers (Continued)
LDO1 CONTROL REGISTER (LDO1VCR) – 0X39
This register allows the user to program the output target
voltage of LDO 1.
D7-5
D4-0
Name
—
LDO1_OUT
Access
—
R/W
Data
Reserved
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
Reset
000
Factory Programmed Default
LDO2 CONTROL REGISTER (LDO2VCR) – 0X3A
This register allows the user to program the output target
voltage of LDO 2.
D7-5
D4-0
Name
—
LDO2_OUT
Access
—
R/W
Data
Reserved
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
Reset
000
Factory Programmed Default
www.national.com
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