MAX8831EWE+T Maxim Integrated Products, MAX8831EWE+T Datasheet - Page 11

• Manufacturer Part Number: MAX8831EWE+T
• Description: IC LED DRIVR WHITE BCKLGT 16-WLP
• Manufacturer: Maxim Integrated Products
• Type: Backlight, White LED (I²C Interface)r

Specifications of MAX8831EWE+T

• Topology: Linear (LDO), PWM, Step-Up (Boost)
• Number Of Outputs: 5
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1.8MHz ~ 2.2MHz
• Voltage - Supply: 1.6 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-WLP
• Operating Temperature: -40°C ~ 85°C
• Internal Switch(s): Yes
• Efficiency: 90%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -
• Lead Free Status / Rohs Status: Details
• Other names: MAX8831EWE+T

Table 1. LED1, LED2 Programmable Current Levels and Register Values
REGISTER VALUE
ILED_CNTRL
High-Efficiency, White LED Step-Up Converter
0x0A
0x0B
0x0C
0x0D
0x1A
0x1B
0x1C
0x1D
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0E
0x0F
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
0x1E
0x1F
0x20
0x21
0x22
0x23
0x24
0x25
______________________________________________________________________________________
with I
I
LED_
0.05
0.25
0.35
0.45
0.55
0.65
0.75
0.85
1.35
1.45
1.75
1.85
2.15
2.45
2.75
3.05
3.35
3.65
3.85
4.15
4.35
4.55
5.05
0.1
0.2
1.1
1.2
1.6
2.3
2.6
2.9
3.2
3.5
4.7
4.9
1
2
4
(mA)
2
C Interface in 2mm x 2mm WLP
REGISTER VALUE
ILED_CNTRL
0x2B
0x2C
0x2D
0x2E
0x3A
0x3B
0x3C
0x3D
0x3E
0x4A
0x4B
0x4C
0x4D
0x4E
0x2F
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
0x3F
0x40
0x41
0x42
0x43
0x44
0x45
0x46
0x47
0x48
0x49
0x4F
0x50
I
LED_
11.15
11.35
11.55
12.45
12.65
12.85
13.55
13.75
6.15
6.35
7.45
7.65
7.85
8.05
8.25
8.45
8.65
8.85
9.05
9.25
9.45
9.65
10.1
10.3
10.5
10.7
10.9
11.8
12.2
13.1
13.3
6.5
6.7
6.9
7.1
7.3
9.9
12
(mA)
REGISTER VALUE
ILED_CNTRL
0x5A
0x5B
0x5C
0x5D
0x6A
0x6B
0x6C
0x6D
0x7A
0x7B
0x56
0x57
0x58
0x59
0x5E
0x5F
0x60
0x61
0x62
0x63
0x64
0x65
0x66
0x67
0x68
0x69
0x6E
0x6F
0x70
0x71
0x72
0x73
0x74
0x75
0x76
0x77
0x78
0x79
I
LED_
15.15
15.35
16.05
16.75
17.25
17.45
17.95
18.45
18.65
19.15
19.65
20.15
20.65
21.15
21.65
22.15
22.65
23.15
23.95
15.6
15.8
16.3
16.5
17.7
18.2
18.9
19.4
19.9
20.4
20.9
21.4
21.9
22.4
22.9
23.4
23.7
24.2
17
(mA)
11