LP5526TL/NOPB National Semiconductor, LP5526TL/NOPB Datasheet - Page 28

• Manufacturer Part Number: LP5526TL/NOPB
• Description: IC LED DRVR WT/RGB BCKLT 25-USMD
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Backlight, White LED, RGB (I²C Interface)r

Specifications of LP5526TL/NOPB

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 5
• Internal Driver: Yes
• Type - Primary: Backlight, Light Management Unit (LMU)
• Type - Secondary: RGB, White LED
• Frequency: 1MHz
• Voltage - Supply: 3 V ~ 5.5 V
• Voltage - Output: 8 V ~ 20 V
• Mounting Type: Surface Mount
• Package / Case: 25-MicroSMD
• Operating Temperature: -30°C ~ 85°C
• Current - Output / Channel: 150mA
• Internal Switch(s): Yes
• Efficiency: 88%
• For Use With: LP5526TLEV - BOARD EVAL LP5526 LMU LED DRIVER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LP5526TLTR

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MAIN CURRENT (04H) – MAIN CURRENT CONTROL REGISTER
SUB CURRENT (05H) – SUB CURRENT CONTROL REGISTER
GPIO CONTROL (06H) – GPIO CONTROL REGISTER
GPIO DATA (07H) – GPIO DATA REGISTER
RW - 0
RW - 0
R - 0
R - 0
D7
D7
D7
D7
EN_PWM_PIN
OEN[2:0]
RW - 0
RW - 0
R - 0
R - 0
D6
D6
D6
D6
DATA[2:0]
MAIN[7:0], SUB
RW - 0
RW - 0
Bit 4
Bits 2-0
R - 0
R - 0
0000 0000
0000 0001
0000 0010
0000 0011
0000 0100
1111 1101
1111 1110
1111 1111
D5
D5
D5
D5
[7:0]
…
MAIN, SUB current adjustment
Bits 2-0
0 – External PWM pin disabled
1 – External PWM pin enabled
0 – GPIO pin set as a input
1 – GPIO pin set as a output
EN_PWM_
RW - 0
RW - 0
RW - 0
R - 0
PIN
D4
D4
D4
D4
MAIN[7:0]
Typical driver current (mA)
SUB[7:0]
GPIO data register bits
28
RW - 0
RW - 0
R - 0
R - 0
25.3
25.4
25.5
0.1
0.2
0.3
0.4
D3
D3
D3
D3
…
0
RW - 0
RW - 0
RW - 0
RW - 0
D2
D2
D2
D2
DATA[2:0]
OEN[2:0]
RW - 0
RW - 0
RW - 0
RW - 0
D1
D1
D1
D1
RW - 0
RW - 0
RW - 0
RW - 0
D0
D0
D0
D0