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SGM41291

Active

DC Bias Controller for EML

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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.

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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

APPLICATIONS

EML Fiber Modules

AOC and Transponders for Telecom and Data Center Interconnection

Ordering Information
Part Number
StatusPackagePinsPd-Free
RoHS
REACH
Green
MSL RatingOperating Temperature RangeMaterial ContentReliability Report
Unit Resale Price*
(Volume Range: in USD)
Lead Time**
(Volume Range: Days)
SGM41291XG/TR
Active
WLCSP-1.25×1.65-12B
12
Yes
YesYesYesMSL1
-40℃ to +125℃
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1-24 units : $14/unit
25-99 units : $12/unit
100-249 units : $10/unit
250-499 units : $8/unit
500-999 units : $7/unit
1000-9999 units : $5.2/unit
3K-9K : 14 days
10K-99K : 35 days
100K-999K : 66 days
1000K and above : 84 days

* The unit resale price is for reference purposes only. Please contact our distributors for a formal quotation.

** The lead time provided is for reference purposes only and is subject to change based on different circumstances.

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SG Micro Corp (SGMICRO) specializes in the development, manufacturing and sales of high-performance and high-reliability integrated circuits for analog signal conditioning and system power management, offering innovative solutions to a broad range of applications in the industrial, automotive, communication, computing, consumer electronics, and medical equipment markets.
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