ADP8863 Analog Devices, ADP8863 Datasheet - Page 30
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ADP8863
Manufacturer Part Number
ADP8863
Description
Charge Pump, 7-Channel Fun Lighting LED Driver
Manufacturer
Analog Devices
Datasheet
1.ADP8863.pdf
(52 pages)
Specifications of ADP8863
Vin Range
2.5 to 5.5V
Vout (v)
4.3 to 5.5
Synchronous
No
Package
20-Lead LFCSP,20-Lead WLCSP
Led Configuration
Parallel
Topology
Capacitive
I2c Support
Yes
Max Iout (ma)
60mA
Brightness Control
I2C
Peak Efficiency (%)
89%
Switching Frequency
1.32MHz
Over Volt Protection (v)
5V
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADP8863ACPZ-R7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
ADP8863
Bit Name
D2EN
D1EN
Backlight Off Timeout (BLOFF)—Register 0x06
Table 21. BLOFF Bit Map
Bit 7
Reserved
Table 22. Bit Descriptions for the BLOFF Register
Bit Name
N/A
OFFT
Backlight Dim Timeout (BLDIM)—Register 0x07
Table 23. BLDIM Bit Map
Bit 7
Reserved
Table 24. Bit Descriptions for the BLDIM Register
Bit Name
N/A
DIMT
Bit No.
7
[6:0]
Bit No.
7
[6:0]
Description
Reserved.
Backlight off timeout. After the off timeout (OFFT) period, the backlight turns off. If the dim timeout (DIMT) is
enabled, the off timeout starts after the dim timeout.
0000000 = timeout disabled
0000001 = 1 sec
0000010 = 2 sec
0000011 = 3 sec
…
1111111 = 127 sec
Description
Reserved.
Backlight dim timeout. After the dim timeout (DIMT) period, the backlight is set to the dim current value. The dim
timeout starts after the backlight reaches the maximum current.
0000000 = timeout disabled
0000001 = 1 sec
0000010 = 2 sec
0000011 = 3 sec
…
1111111 = 127 sec
Bit No.
1
0
Bit 6
Bit 6
Description
Diode 2 backlight sink enable
1 = selects LED2 as an independent sink
0 = connects LED2 sink to backlight enable (BL_EN)
Diode 1 backlight sink enable
1 = selects LED1 as an independent sink
0 = connects LED1 sink to backlight enable (BL_EN)
Bit 5
Bit 5
Rev. A | Page 30 of 52
Bit 4
Bit 4
Bit 3
Bit 3
OFFT
DIMT
Bit 2
Bit 2
Bit 1
Bit 1
Bit 0
Bit 0