TPS92530-Q1中文资料汽车类 3 通道、恒流、恒压同步降压 LED 驱动器数据手册TI规格书

描述 Description

Automotive headlight and adaptive LED driving module

特性 Features

• AEC-Q100 qualified for automotive applications
• Grade 1: –40°C to 125°C ambient operating temperature
• Device HBM classification level H1C
• Device CDM classification level C5

• Functional safety capable
• Documentation available to aid functional safety system design

• 4.5V to 65V wide input voltage range
• Configurable constant voltage and constant current operation
• Up to 2A continuous output current
• 4% regulation accuracy (voltage and current mode)

• Adaptive on-time average current control
• Programmable switching frequency from 100kHz to 1.2MHz
• Advanced dimming operation
• 10-bit precision analog dimming
• 10-bit precision internal PWM dimming
• Supports external PWM dimming input
• Optimized for external shunt dimming including LED matrix manager

• Cycle-by-cycle switch overcurrent protection
• Switch thermal protection
• Serial Peripheral Interface (SPI)
• Configurable analog reference, switching frequency, and PWM dimming duty cycle
• Fault monitoring and reporting

• Limp-home (LH) and standalone mode operation