参数资料
型号: LP3907SQX-JIXI
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 稳压器
英文描述: 1.5 A DUAL SWITCHING CONTROLLER, 2100 kHz SWITCHING FREQ-MAX, QCC24
封装: 4 X 4 MM, 0.8 MM HEIGHT, LLP-24
文件页数: 25/44页
文件大小: 3058K
代理商: LP3907SQX-JIXI
BUCK1 TARGET VOLTAGE 1 REGISTER (B1TV1) – 0X23
This register allows the user to program the output target volt-
age of Buck1.
D7-5
D4-0
Name
BK1_VOUT1
Access
R/W
Data
Reserved
Buck1 Output Voltage (V)
5’h00
Ext Ctrl
5’h01
0.80
5’h02
0.85
5’h03
0.90
5’h04
0.95
5’h05
1.00
5’h06
1.05
5’h07
1.10
5’h08
1.15
5’h09
1.20
5’h0A
1.25
5’h0B
1.30
5’h0C
1.35
5’h0D
1.40
5’h0E
1.45
5’h0F
1.50
5’h10
1.55
5’h11
1.60
5’h12
1.65
5’h13
1.70
5’h14
1.75
5’h15
1.80
5’h16
1.85
5’h17
1.90
5’h18
1.95
5’h19
2.00
5’h1A–5’h1F
2.00
Reset
000
01001
BUCK1 TARGET VOLTAGE 2 REGISTER (B1TV2) – 0X24
This register allows the user to program the output target volt-
age of Buck1.
D7-5
D4-0
Name
BK1_VOUT2
Access
R/W
Data
Reserved
Buck1 Output Voltage (V)
5’h00
Ext Ctrl
5’h01
0.80
5’h02
0.85
5’h03
0.90
5’h04
0.95
5’h05
1.00
5’h06
1.05
5’h07
1.10
5’h08
1.15
5’h09
1.20
5’h0A
1.25
5’h0B
1.30
5’h0C
1.35
5’h0D
1.40
5’h0E
1.45
5’h0F
1.50
5’h10
1.55
5’h11
1.60
5’h12
1.65
5’h13
1.70
5’h14
1.75
5’h15
1.80
5’h16
1.85
5’h17
1.90
5’h18
1.95
5’h19
2.00
5’h1A–5’h1F
2.00
Reset
000
01001
* If using Ext Ctrl, contact National Sales for support.
31
www.national.com
LP3907
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