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MP3326 Scheda tecnica(PDF) 29 Page - Monolithic Power Systems

Il numero della parte MP3326
Spiegazioni elettronici  16 Channels, 50mA/Ch, LED Driver with Separated PWM Analog Dimming and I2C Interface
PDF  36 Pages
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Produttore elettronici  MPS [Monolithic Power Systems]
Homepage  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP3326 Scheda tecnica(HTML) 29 Page - Monolithic Power Systems

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MP3326
– 16-CHANNEL LED DRIVER WITH I2C AND SEPARATED PDIM/ADIM
MP3326 Rev. 1.0
www.MonolithicPower.com
29
1/4/2021
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2021 MPS. All Rights Reserved.
Channel 11 PWM Dimming Duty Setting Register (LSB)
Addr: 0x29
Bits
Bit Name
Access
Default
Description
7:4
RESERVED
R
0000
Reserved.
3:0
PWM11[3:0]
R/W
1111
Channel 11 LED current PWM dimming duty setting register, 4LSB.
The dimming duty only changes when the 8MSB are written.
Channel 11 PWM Dimming Duty Setting Register (MSB)
Addr: 0x2A
Bits
Bit Name
Access
Default
Description
7:0
PWM11[11:4]
R/W
11111111
Channel 11 LED current PWM dimming duty setting register,
8MSB. The dimming duty only changes when the 8MSB are written.
Channel 12 LED Current Setting Register
Addr: 0x2B
Bits
Bit Name
Access
Default
Description
7:6
RESERVED
R
00
Reserved.
5:0
ICH12[5:0]
R/W
111111
Channel 12 LED current analog dimming register. The current can
be calculated with the following equation:
LED
Code
I
=
ISET
63
Channel 12 PWM Dimming Duty Setting Register (LSB)
Addr: 0x2C
Bits
Bit Name
Access
Default
Description
7:4
RESERVED
R
0000
Reserved.
3:0
PWM12[3:0]
R/W
1111
Channel 12 LED current PWM dimming duty setting register, 4LSB.
The dimming duty only changes when the 8MSB are written.
Channel 12 PWM Dimming Duty Setting Register (MSB)
Addr: 0x2D
Bits
Bit Name
Access
Default
Description
7:0
PWM12[11:4]
R/W
11111111
Channel 12 LED current PWM dimming duty setting register,
8MSB. The dimming duty only changes when the 8MSB are written.
Channel 13 LED Current Setting Register
Addr: 0x2E
Bits
Bit Name
Access
Default
Description
7:6
RESERVED
R
00
Reserved.
5:0
ICH13[5:0]
R/W
111111
Channel 13 LED current analog dimming register. The current can
be calculated with the following equation:
LED
Code
I
=
ISET
63



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