BD18398RUV-M Series

3ch Current LED Driver with SPI for Automotive

Catalog

3ch Current LED Driver with SPI for Automotive

Part	Type	Dimming	Voltage - Supply (Max) [Max]	Voltage - Output [Min]	Voltage - Output [Max]	Internal Switch(s)	Operating Temperature [Max]	Operating Temperature [Min]	Current - Output / Channel [custom]	Voltage - Supply (Min) [Min]	Supplier Device Package	Topology	Package / Case	Package / Case [custom]	Package / Case [custom]	Mounting Type	Grade	Frequency [Max]	Frequency [Min]	Number of Outputs	Qualification
Rohm Semiconductor BD18398RUV-ME2	DC DC Regulator	Analog PWM SPI	65 V	2 V	60 VDC		125 °C	-40 °C	2 A	5 V	48-HTSSOP-CR	Step-Down (Buck)	48-PowerVFSOP	6.1 mm	0.24 in	Surface Mount	Automotive	2.25 MHz	200 kHz	2	AEC-Q100

Catalog

3ch Current LED Driver with SPI for Automotive

Key Features

• AEC-Q100 Qualified (Grade 1), ISO 26262 Process Compliant to Support ASIL-B, On-time Topology for Near Fixed Frequency Switching, Average LED Current Regulation, Protection Diodes Less for Current Sense Pins, Cycle-by-cycle Switch Over Current Protection, Thermal Shutdown (TSD), Thermal Sensor Reading, Serial Peripheral Interface (SPI), LIMP-HOME Mode

Description

The BD18398RUV-M is 3ch synchronous buck DC/DC LED driver with using on-time topology supporting near fixed switching frequency and fast switching duty regulation and with using average LED current feed buck topology for more accreted LED current regulation system over wide input, LED output range.