LP5526TLEV National Semiconductor, LP5526TLEV Datasheet - Page 26

BOARD EVAL LP5526 LMU LED DRIVER

LP5526TLEV

Manufacturer Part Number
LP5526TLEV
Description
BOARD EVAL LP5526 LMU LED DRIVER
Manufacturer
National Semiconductor
Series
PowerWise®r
Datasheets

Specifications of LP5526TLEV

Current - Output / Channel
150mA
Outputs And Type
2 (25mA), 1 (150mA)
Voltage - Output
20 V
Features
Camera Flash, Dimmable, RGB Controller
Voltage - Input
3 ~ 5.5V
Utilized Ic / Part
LP5526
Lead Free Status / RoHS Status
Not applicable / Not applicable
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LP5526 Register Bit Explanations
Each register is shown with a key indicating the accessibility of the each individual bit, and the initial condition:
CONTROL REGISTER (00H) – RGB LEDS CONTROL REGISTER
RGB (01H) – RGB COLOR AND BRIGHTNESS CONTROL REGISTER
RGB_PWM
RW - 0
RW - 0
D7
D7
RGB_PWM
EN_RGB
CC_SW
RSW
GSW
BSW
COLOR[3:0]
BRIGHT[2:0]
OVL
EN_RGB
RW - 0
RW - 0
D6
D6
COLOR[3:0]
Register Bit Accessibility and Initial Condition
Key
RW
R
–0,–1
CC_SW
RW - 1
RW - 0
Bits 7-4
Bits 3-1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 3
Bit 2
Bit 1
D5
D5
PWM color for RGB outputs
PWM brightness control for RGB outputs
0 – Overlapping mode disabled
1 – Overlapping mode enabled
0 - Internal RGB PWM control disabled
1 - Internal RGB PWM control enabled
0 – RGB outputs disabled
1 – RGB outputs enabled
0 – Constant current sink mode
1 – Switch mode
0 – RLED disabled
1 – RLED enabled
0 – GLED disabled
1 – GLED enabled
0 – BLED disabled
1 – BLED enabled
Bit Accessibility
Read/write
Read only
Condition after POR
RW - 0
R - 0
D4
D4
26
RW - 0
RW - 0
RSW
D3
D3
BRIGHT[2:0]
RW - 0
RW - 0
GSW
D2
D2
RW - 0
RW - 0
BSW
D1
D1
RW - 0
R - 0
OVL
D0
D0

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