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RT4805AWSC Datasheet(PDF) 18 Page - Richtek Technology Corporation

Part # RT4805AWSC
Description  Synchronous Boost Regulator with Bypass Mode
PDF  22 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT4805AWSC Datasheet(HTML) 18 Page - Richtek Technology Corporation

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RT4805A
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
DS4805A-02
April
2017
18
Name
Function
Addr
VOUTROOF
Output Voltage
Selection
0x03
Bit
Mode
name
Reset
Description
[7 : 5]
R/W
Reserved
000
[4 : 0]
R/W
VOUT[4 : 0]
10001
00000 : VOUT = 2.85V
00001 : VOUT = 2.9V
00010 : VOUT = 2.95V
00011 : VOUT = 3V
00100 : VOUT = 3.05V
…
10001 : VOUT = 3.7V (default)
…
11111 : VOUT = 4.4V
Name
Function
Addr
ILIMSET
Set current limit &
Softstart current
limit
0x04
Bit
Mode
name
Reset
Description
[7 : 6]
R/W
Reserved
00
5
R/W
ILIM_OFF
0
0 : Current Limit Enabled
1 : Current Limit Disabled
4
R/W
Soft-Start
1
0 : Boost soft-start current is limited per ILIM bit settings
1 : Boost soft-start current is limited to ca. 1250mA inductor valley
current
[3 : 0]
R/W
ILIM[3 : 0]
1101
1000 : 1500mA
1001 : 2000mA
1010 : 2500mA
1011 : 3000mA
1100 : 3500mA
1101 : 4000mA (default)
1110 : 4500mA
1111 : 5000mA



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