SGM41291中文资料DC Bias Controller for EML数据手册SGMICRO规格书

描述 Description

The SGM41291 provides DC bias for the laser diode, EA bias, and MPD bias monitor circuits.
This chip supports I2C interface and other features such as laser diode (LD) open/short monitor, EAM short monitor, GPIO, over-temperature alert, over-temperature protection and so on.
The SGM41291 is available in a Green WLCSP-1.25×1.65-12B package.

特性 Features

• Digitally Programmable EAM Bias and LD Driving Current Source

• Voltage Sources for EAM Bias (-0.2V to -4.08V, 16mV/Step) with 100mA Maximum Loading Current

• Current Sources for LD (0mA to 239.5mA, 0.5mA/Step or 0mA to 119.75mA, 0.25mA/Step)

• Backside MPD Current Monitoring (0mA to 3mA)

• Support I2C Interface and up to 1MHz I2C Clock Frequency

• LD Short/Open and EAM Short Monitoring

• +140℃ Over-Temperature Alert Bit

• +165℃ Over-Temperature Shutdown

• Available in a Green WLCSP-1.25×1.65-12B Package

应用 Application

EML Fiber Modules
AOC and Transponders for Telecom and Data Center Interconnection