ADP8860 Analog Devices, ADP8860 Datasheet - Page 35

• Manufacturer Part Number: ADP8860
• Description: Charge Pump, 7-Channel Smart LED Driver with I2C Interface
• Manufacturer: Analog Devices

Specifications of ADP8860

• Vin Range: 2.4V to 5.5V
• Vout (v): 4.3 to 5.5
• Synchronous: No
• Package: 20-Lead WLCSP
• Led Configuration: Parallel
• Topology: Capacitive
• I2c Support: Yes
• Max Iout (ma): 60mA
• Brightness Control: I2C
• Peak Efficiency (%): 89%
• Switching Frequency: 1MHz

Backlight Level 1 (Daylight) Dim Current Register (BLDM1)—Register 0x0A
Table 29. BLDM1 Bit Map
Bit 7
Reserved
Table 30. Bit Descriptions for the BLDM1 Register
Bit Name
N/A
BL1_DC
Backlight Level 2 (Office) Maximum Current Register (BLMX2)—Register 0x0B
Table 31. BLMX2 Bit Map
Bit 7
Reserved
Table 32. Bit Descriptions for the BLMX2 Register
Bit Name
N/A
BL2_MC
6:0
Bit No.
7
Bit No.
7
6:0
Bit 6
Bit 6
Description
Reserved.
Backlight Level 2 (office) maximum current (see Table 28 for a complete list of values).
DAC
0000000
0000001
0000010
0000011
…
1111111
Description
Reserved.
Backlight Level 1 (daylight) dim current. The backlight is set to the dim current value after a dim timeout or
if the DIM_EN flag is set by the user (see Table 28 for a complete list of values).
DAC
0000000
0000001
0000010
0000011
…
1111111
Bit 5
Bit 5
Linear Law (mA)
0
0.236
0.472
0.709
…
30
Linear Law (mA)
0
0.236
0.472
0.709
…
30
Bit 4
Bit 4
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Square Law (mA)
0
0.002
0.007
0.017
…
30
Bit 3
Bit 3
Square Law (mA)
0
0.002
0.007
0.017
…
30
BL2_MC
BL1_DC
Bit 2
Bit 2
Bit 1
Bit 1
ADP8860
Bit 0
Bit 0