LP3906SQ-JXXIEV National Semiconductor, LP3906SQ-JXXIEV Datasheet - Page 26

• Manufacturer Part Number: LP3906SQ-JXXIEV
• Description: BOARD EVALUATION LP3906SQ-JXXI
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LP3906SQ-JXXIEV

• Main Purpose: DC/DC, Step Down with LDO
• Outputs And Type: 4, Non-Isolated
• Current - Output: 1.5A, 1.5A, 300mA, 300mA
• Regulator Topology: Buck
• Frequency - Switching: 2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LP3906
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -
• Voltage - Input: -
• Power - Output: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed

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BUCK1 TARGET VOLTAGE 1 REGISTER (B1TV1) – 0X23
This register allows the user to program the output target volt-
age of Buck 1.
Name
Access
Data
Reset
Reserved
D7-5
000
—
—
Factory Programmed Default
5’h1A–5’h1F
Buck1 Output Voltage (V)
5’h0A
5’h0B
5’h0C
5’h0D
5’h0E
5’h0F
5’h00
5’h01
5’h02
5’h03
5’h04
5’h05
5’h06
5’h07
5’h08
5’h09
5’h10
5’h11
5’h12
5’h13
5’h14
5’h15
5’h16
5’h17
5’h18
5’h19
BK1_VOUT1
D4-0
R/W
Ext Ctrl
0.80
0.85
0.90
0.95
1.00
1.05
1.10
1.15
1.20
1.25
1.30
1.35
1.40
1.45
1.50
1.55
1.60
1.65
1.70
1.75
1.80
1.85
1.90
1.95
2.00
2.00
26
BUCK 1 TARGET VOLTAGE 2 REGISTER (B1TV2) – 0X24
This register allows the user to program the output target volt-
age of Buck 1.
Name
Access
Data
Reset
Reserved
D7-5
000
—
—
Factory Programmed Default
5’h1A–5’h1F
Buck1 Output Voltage (V)
5’h0A
5’h0B
5’h0C
5’h0D
5’h0E
5’h0F
5’h00
5’h01
5’h02
5’h03
5’h04
5’h05
5’h06
5’h07
5’h08
5’h09
5’h10
5’h11
5’h12
5’h13
5’h14
5’h15
5’h16
5’h17
5’h18
5’h19
BK1_VOUT2
D4-0
R/W
Ext Ctrl
0.80
0.85
0.90
0.95
1.00
1.05
1.10
1.15
1.20
1.25
1.30
1.35
1.40
1.45
1.50
1.55
1.60
1.65
1.70
1.75
1.80
1.85
1.90
1.95
2.00
2.00