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RT4539AWSC Arkusz danych(PDF) 14 Page - Richtek Technology Corporation

Numer części RT4539AWSC
Szczegółowy opis  39V High Efficiency Boost Converter with I2C Controlled 6-CH LED Driver
PDF  39 Pages
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Producent  RICHTEK [Richtek Technology Corporation]
Strona internetowa  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT4539AWSC Arkusz danych(HTML) 14 Page - Richtek Technology Corporation

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RT4539A
Copyright © 2022 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation
www.richtek.com
DS4539A-01
December 2022
14
For WQFN-24L 4x4 Package
Slave Address: b0111_100
Register
Address
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
Default
Value
0x00
Spread
Spectrum
LX Edge Rate
Control
Mixed Mode
Change Duty
Dimming Mode Selection
0x6B
0x01
Switching
Current
Limitation
Selection
Boost Switching Frequency
0x17
0x02
ILED Current Setting
0x82
0x03
ILED
Mapping
Mode
LED driver
headroom
Bit selection
0x04
0x04
ILED Brightness MSB Register
0x00
0x05
ILED Brightness LSB Register
0x00
0x06
Filter
Slope Time Control
Fade In / Out Time Control
0xA8
0x07
PWM sample rate
Advanced Brightness
Control
0x00
0x08
26KHz Mode Division
Frequency
Soft Start Time
Control
0x00
0x09
Lowest Switching Frequency for PFM
Control
CLK PFM
Function
Enable
0x78
0x0A
LED Short
Protection
LED OVP Level
Boost Over-voltage Protection selection
0x1Dh
0x0B
BL_EN
FB6_EN FB5_EN FB4_EN
FB1_EN
FB2_EN FB3_EN
0xFE
0xFF
MTP
Programming
MTP
Read 0x00
Note: Blank parts in this table are restricted registers.



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