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MAXIM INTEGRATED / ANALOG DEVICES MAX3738ETG Laser Driver

The MAX3738 is a high-speed laser driver designed for multirate transceiver modules operating from 155Mbps to 4.25Gbps. It features extinction ratio control, automatic power control, modulation compensation, and thermal stability, making it ideal for driving FP/DFB lasers in fiber optic communications. The device supports differential data inputs, bias and modulation currents up to 100mA and 85mA respectively, with external resistors setting current levels. It includes features like transmit disable, fault monitoring, and operates over a -40°C to +85°C temperature range in a compact 24-pin thin QFN package, ensuring reliable operation in optical networking applications.

Authorized Distributors
Source:DigiKey
Part No:MAX3738ETG+
Stock:3409
Inv Date:06-05-2026
Price: Unit price: $4.52
Buy/RFQ:
Part No:MAX3738ETG+
Stock:0
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX3738ETG Laser Driver Specifications:

  • Supply Voltage: +3.3V (max 6.0V, -0.5V min)
  • Operating Temperature Range: -40°C to +85°C
  • Package: 24-pin Thin QFN, Exposed Pad
  • Bias Current: Up to 100mA
  • Modulation Current: 5mA to 85mA
  • Differential Input Swing: 0.2 to 2.4 Vp-P
  • Output Voltage: Minimum 0.7V to 0.75V at OUT+ and OUT-
  • Power Dissipation: 2222mW at 70°C
  • Relative Offset Voltage: 1.14V to 1.39V at monitor
  • Fault and Shutdown Control: TX_FAULT, TX_DISABLE, SHUTDOWN
  • Standards Compatibility: SFF-8472, SFP, GBIC, Fibre Channel, Ethernet
  • Includes safety circuitry with latch and fault indicator
  • Laser drive readiness with thermal and fault monitoring features

Buy the Buy Maxim MAX3738ETG Laser Driver Part Number MAX3738ETG Online

Purchase the Maxim MAX3738ETG laser driver online today for high-speed fiber optic applications. Designed for multirate transceivers from 155Mbps to 4.25Gbps, it offers extinction ratio control, fault monitoring, thermal stability, and a compact 24-pin thin QFN package. Ideal for optical communication modules including Gigabit Ethernet, Fibre Channel, and SFP transceivers, this reliable component ensures optimal laser operation in demanding environments. Order now for quick delivery and maintain your project's high-performance standards.

Order your Maxim MAX3738ETG high-speed laser driver today and ensure reliable optical transceiver performance with advanced extinction ratio control.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX3738ETG?

You can click on the BUY or RFQ button to purchase MAX3738ETG from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX3738ETG?

You can download the MAX3738ETG datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX3738ETG?

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