Fill-in light
Fill-in light
Fill-in light

This reference design is applicable to the LCD panel backlight lighting solution, with high integration and programmability. It provides backlight drive, constant current driver to drive flash and has the trap safety function required by LED driver, allowing developers to create more compatible products, quickly modify hardware to adapt to a variety of applications, with extremely low power consumption and easy production.

Detailed description
Characteristic
1. High backlight efficiency
2. Multi bit exponential or linear dimming
3. High LCD bias power/flash efficiency
4. 1.5A flash lamp LED boost converter
Development Suite
Applicable chip
2.jpg
Chip: ST17H66  
Description: Bluetooth 5.2, BLE, Bluetooth Mesh  
CPU: High performance low power 32-bit processor  
Memory: 64KB SRAM, all programmable retention in sleep mode  
Supported frequency band: 2.4 GHz  
Supported protocols: Bluetooth 5.2
Sensitivity: -97dBm@BLE 1Mbps data rate  
Transmission power: 10dBm  
Receiving current: 8mA  
Emission current: 8.6mA  
Package: TSSOP16  
Development kit: ST17Hxx development kit
schematic diagram
3.png
CopyRight © 2022 Shenzhen MF Welink Technology Co., Ltd. All Rights Reserved    粤ICP备2023000004号