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APW8855 데이터시트(HTML) 26 Page - Anpec Electronics Coropration

부품명 APW8855
상세내용  High Current, High Frequency 7 Outputs Voltage Regulator and Power Management IC for High Performance Tablet and Ultra Notebook Applications
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제조사  ANPEC [Anpec Electronics Coropration]
홈페이지  http://www.anpec.com.tw
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APW8855 데이터시트(HTML) 26 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.1 - Dec., 2015
APW8855
www.anpec.com.tw
26
14.4 VR3 Register Table
Addres s
0x05
Fie ld Na me
1V8 _ALW DAC [7:0]
Data B it
D7
D6
D5
D4
D3
D2
D1
D0
Bit Na me
1 V8_ ALW_ VSE L
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Po wer O n De fa ult
0
0
1
0
0
1
0
0
Bit Name
Bit Definition
1V 8_ALW_VS EL
0 0h : shutdown
0 1h : V R3 Voltage = 1 450mV.
0 2h : V R3 Voltage = 1 460mV.
0 3h : V R3 Voltage = 1 470mV.
2 4h : V R3 Voltage = 1 800mV (Default)
….
5 1h : V R3 Voltage = 2 250mV.
5 2h~ffh : Reserved
Addres s
0x0 6
Fie ld Na me
1V 8_ALW CO NTROL [7:0]
Data B it
D7
D6
D5
D4
D3
D2
D1
D0
Bit Na me
1V8_ ALW _SLEW
1V 8_A LW_FSW _S EL
1 V8_A LW_
_ SEL
1V 8_A LW_
_ EN
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
Po wer O n De fa ult
Reserved
0
0
0
1
0
0
Bit Name
Bit Definition
1V 8_ALW__E N
0: V R3 o ff (De fau lt)
1: V R3 o n
1V 8_ALW__S EL
0: V R3 o n/off i s controlle d by CTL (Defaul t)
1: V R3 o n/off i s controlle d by 1V 8_ALW_EN State
1V 8_ALW_FSW_S EL
00 : FSW = 3.0MHz at PWM mod e.
01 : FSW = 2.0MHz at PWM mod e. (Defau lt)
10 : FSW = 1.0MHz at PWM mod e.
11 : FSW = 4.0MHz a t PWM mode.
1V 8ALW _SLEW
00 : Transition sl ew ra te = 1 0mV/us. (Default)
01 : Transition sl ew ra te = 1 5mV/us.
10 : Transition sl ew ra te = 2 0mV/us.
11 : Tra nsitio n sle w rate = 25mV /u s


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