SLVSEB8B
October 2018 – October 2018
LP5018
,
LP5024
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Simplified Schematic
4
Revision History
5
Description (continued)
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
PWM Control for Each Channel
8.3.1.1
Independent Color Mixing Per RGB LED Module
8.3.1.2
Independent Intensity Control Per RGB LED Module
8.3.1.2.1
Intensity-Control Register Configuration
8.3.1.2.2
Logarithmic- or Linear-Scale Intensity Control
8.3.1.3
12-Bit, 29-kHz PWM Generator Per Channel
8.3.1.3.1
PWM Generator
8.3.1.4
PWM Phase-Shifting
8.3.2
LED Bank Control
8.3.3
Current Range Setting
8.3.4
Automatic Power-Save Mode
8.3.5
Protection Features
8.3.5.1
Thermal Shutdown
8.3.5.2
UVLO
8.4
Device Functional Modes
8.5
Programming
8.5.1
I2C Interface
8.5.1.1
Data Validity
8.5.1.2
Start and Stop Conditions
8.5.1.3
Transferring Data
8.5.1.4
I2C Slave Addressing
8.5.1.5
Control-Register Write Cycle
8.5.1.6
Control-Register Read Cycle
8.5.1.7
Auto-Increment Feature
8.6
Register Maps
8.6.1
DEVICE_CONFIG0 (Address = 0h) [reset = 0h]
Table 6.
DEVICE_CONFIG0 Register Field Descriptions
8.6.2
DEVICE_CONFIG1 (Address = 1h) [reset = 3Ch]
Table 7.
DEVICE_CONFIG1 Register Field Descriptions
8.6.3
LED_CONFIG0 (Address = 2h) [reset = 00h]
Table 8.
LED_CONFIG0 Register Field Descriptions
8.6.4
BANK_BRIGHTNESS (Address = 3h) [reset = FFh]
Table 9.
BANK_BRIGHTNESS Register Field Descriptions
8.6.5
BANK_A_COLOR (Address = 4h) [reset = 00h]
Table 10.
BANK_A_COLOR Register Field Descriptions
8.6.6
BANK_B_COLOR (Address = 5h) [reset = 00h]
Table 11.
BANK_B_COLOR Register Field Descriptions
8.6.7
BANK_C_COLOR (Address = 6h) [reset = 00h]
Table 12.
BANK_C_COLOR Register Field Descriptions
8.6.8
LED0_BRIGHTNESS (Address = 7h) [reset = FFh]
Table 13.
LED0_BRIGHTNESS Register Field Descriptions
8.6.9
LED1_BRIGHTNESS (Address = 8h) [reset = FFh]
Table 14.
LED1_BRIGHTNESS Register Field Descriptions
8.6.10
LED2_BRIGHTNESS (Address = 9h) [reset = FFh]
Table 15.
LED2_BRIGHTNESS Register Field Descriptions
8.6.11
LED3_BRIGHTNESS (Address = 0Ah) [reset = FFh]
Table 16.
LED3_BRIGHTNESS Register Field Descriptions
8.6.12
LED4_BRIGHTNESS (Address = 0Bh) [reset = FFh]
Table 17.
LED4_BRIGHTNESS Register Field Descriptions
8.6.13
LED5_BRIGHTNESS (Address = 0Ch) [reset = FFh]
Table 18.
LED5_BRIGHTNESS Register Field Descriptions
8.6.14
LED6_BRIGHTNESS (Address = 0Dh) [reset = FFh]
Table 19.
LED6_BRIGHTNESS Register Field Descriptions
8.6.15
LED7_BRIGHTNESS (Address = 0Eh) [reset = FFh]
Table 20.
LED7_BRIGHTNESS Register Field Descriptions
8.6.16
OUT0_COLOR (Address = 0Fh) [reset = 00h]
Table 21.
OUT0_COLOR Register Field Descriptions
8.6.17
OUT1_COLOR (Address = 10h) [reset = 00h]
Table 22.
OUT1_COLOR Register Field Descriptions
8.6.18
OUT2_COLOR (Address = 11h) [reset = 00h]
Table 23.
OUT2_COLOR Register Field Descriptions
8.6.19
OUT3_COLOR (Address = 12h) [reset = 00h]
Table 24.
OUT3_COLOR Register Field Descriptions
8.6.20
OUT4_COLOR (Address = 13h) [reset = 00h]
Table 25.
OUT4_COLOR Register Field Descriptions
8.6.21
OUT5_COLOR (Address = 14h) [reset = 00h]
Table 26.
OUT5_COLOR Register Field Descriptions
8.6.22
OUT6_COLOR (Address = 15h) [reset = 00h]
Table 27.
OUT6_COLOR Register Field Descriptions
8.6.23
OUT7_COLOR (Address = 16h) [reset = 00h]
Table 28.
OUT7_COLOR Register Field Descriptions
8.6.24
OUT8_COLOR (Address = 17h) [reset = 00h]
Table 29.
OUT8_COLOR Register Field Descriptions
8.6.25
OUT9_COLOR (Address = 18h) [reset = 00h]
Table 30.
OUT9_COLOR Register Field Descriptions
8.6.26
OUT10_COLOR (Address = 19h) [reset = 00h]
Table 31.
OUT10_COLOR Register Field Descriptions
8.6.27
OUT11_COLOR (Address = 1Ah) [reset = 00h]
Table 32.
OUT11_COLOR Register Field Descriptions
8.6.28
OUT12_COLOR (Address = 1Bh) [reset = 00h]
Table 33.
OUT12_COLOR Register Field Descriptions
8.6.29
OUT13_COLOR (Address = 1Ch) [reset = 00h]
Table 34.
OUT13_COLOR Register Field Descriptions
8.6.30
OUT14_COLOR (Address = 1Dh) [reset = 00h]
Table 35.
OUT14_COLOR Register Field Descriptions
8.6.31
OUT15_COLOR (Address = 1Eh) [reset = 00h]
Table 36.
OUT15_COLOR Register Field Descriptions
8.6.32
OUT16_COLOR (Address = 1Fh) [reset = 00h]
Table 37.
OUT16_COLOR Register Field Descriptions
8.6.33
OUT17_COLOR (Address = 20h) [reset = 00h]
Table 38.
OUT17_COLOR Register Field Descriptions
8.6.34
OUT18_COLOR (Address = 21h) [reset = 00h]
Table 39.
OUT18_COLOR Register Field Descriptions
8.6.35
OUT19_COLOR (Address = 22h) [reset = 00h]
Table 40.
OUT19_COLOR Register Field Descriptions
8.6.36
OUT20_COLOR (Address = 23h) [reset = 00h]
Table 41.
OUT20_COLOR Register Field Descriptions
8.6.37
OUT21_COLOR (Address = 24h) [reset = 00h]
Table 42.
OUT21_COLOR Register Field Descriptions
8.6.38
OUT22_COLOR (Address = 25h) [reset = 00h]
Table 43.
OUT22_COLOR Register Field Descriptions
8.6.39
OUT23_COLOR (Address = 26h) [reset = 00h]
Table 44.
OUT23_COLOR Register Field Descriptions
8.6.40
RESET (Address = 27h) [reset = 00h]
Table 45.
OUT14_COLOR Register Field Descriptions
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Examples
12
Device and Documentation Support
12.1
Related Links
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RSM|32
MPQF195B
Thermal pad, mechanical data (Package|Pins)
RSM|32
QFND112H
Orderable Information
slvseb8b_oa
slvseb8b_pm
1
Features
Operating Voltage Range:
V
CC
Range: 2.7 V to 5.5 V
EN, SDA, and SCL Pins Compatible With
1.8-V, 3.3-V, and 5-V Power Rails
Output Maximum Voltage: 6 V
24 Constant-Current Sinks With High Precision
25.5 mA Maximum per Channel With V
CC
in Full Range
35 mA Maximum per Channel When V
CC
≥ 3.3 V
Device-to-Device Error: ±7%; Channel-to-Channel Error: ±7%
Ultralow Quiescent Current:
Shutdown Mode: 1 µA (Maximum) With EN Low
Power Saving Mode: 10 µA (Typical) With EN High and All LEDs Off for > 30 ms
Integrated 12-Bit, 29-kHz PWM Generator for Each Channel:
Independent Color-Mixing Register Per Channel
Independent Brightness-Control Register Per RGB LED Module
Optional Logarithmic- or Linear-Scale Brightness Control
Integrated 3-Phase PWM-Shifting Scheme
3 Programmable Banks (R, G, B) for Easy Software Control of Each Color
2 External Hardware Address Pins Allow Connecting up to 4 Devices
Broadcast Slave Address Allows Configuring Multiple Devices Simultaneously
Auto-Increment Allows Writing or Reading Consecutive Registers Within One Transmission
Up to 400-kHz Fast-Mode I
2
C Speed