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APW8855 ๋ฐ์ดํ„ฐ์‹œํŠธ(HTML) 25 Page - Anpec Electronics Coropration

๋ถ€ํ’ˆ๋ช… APW8855
์ƒ์„ธ๋‚ด์šฉ  High Current, High Frequency 7 Outputs Voltage Regulator and Power Management IC for High Performance Tablet and Ultra Notebook Applications
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์ œ์กฐ์‚ฌ  ANPEC [Anpec Electronics Coropration]
ํ™ˆํŽ˜์ด์ง€  http://www.anpec.com.tw
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APW8855 ๋ฐ์ดํ„ฐ์‹œํŠธ(HTML) 25 Page - Anpec Electronics Coropration

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Copyright
ยฉ ANPEC Electronics Corp.
Rev. A.1 - Dec., 2015
APW8855
www.anpec.com.tw
25
14.3 VR2 Register Table
Addres s
0x03
Fie ld Na me
3V3 _ALW DAC [7:0]
Data B it
D7
D6
D5
D4
D3
D2
D1
D0
Bit Na me
3 V3_ 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
0
1
0
1
0
1
Bit Name
Bit Definition
3V 3_ALW_VS EL
0 0h : shutdown
0 1h : V R2 &V3V3_ALW_LDO Vol tag e = 2 900mV.
0 2h : V R2 &V3V3_ALW_LDO Vol tag e = 2 920mV.
0 3h : V R2 &V3V3_ALW_LDO Vol tag e = 2 940mV.
โ€ฆ
1 5h : V R2 &V
3V3 _ALW_ LDO Vol tag e = 3 300mV (De fau lt)
โ€ฆ.
3 8h : V R2 &V
3V3 _ALW_ LDO Vol tag e = 4 000mV.
Addres s
0x0 4
Fie ld Na me
3V 3_ALW CO NTROL [7:0]
Data B it
D7
D6
D5
D4
D3
D2
D1
D0
Bit Na me
3V3_ ALW _SLEW
3V 3_A LW_FSW _S EL
3 V3_A LW_
_ SEL
3V 3_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
1
0
0
0
Bit Name
Bit Definition
3V 3_ALW__E N
0: V R2 o ff (De fau lt)
1: V R2 o n
3V 3_ALW__S EL
0: V R2 o n/off i s controlle d by CTL (Defaul t)
1: V R2 o n/off i s controlle d by 3V 3_ALW_EN State
3V 3_ALW_FSW_S EL
00 : FSW = 1.0MHz at PWM mod e.
01 : FSW = 0.6MHz at PWM mod e.
10 : FSW = 0.8MHz at PWM mod e. (Defau lt)
11 : FSW = 1.2MHz a t PWM mode.
3V 3_ALW_SL EW
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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