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MAX1978ETM

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MAX1978ETM

Part NumberMAX1978ETM
ManufacturerMaxim Integrated / Analog Devices
CategoryTEC Controllers; Thermoelectric Cooler Driver IC
DescriptionIntegrated TEC Controller with PID Control Loop, TQFN-48 Package, Surface Mount

Product Overview

The MAX1978ETM is a fully integrated thermoelectric cooler (TEC) controller designed for precision temperature regulation of laser diodes, photodiodes, and other temperature-sensitive optical devices. It integrates a complete PID control loop, precision temperature sensing, high-current H-bridge driver, and power management in a single chip, delivering high-accuracy temperature stability with minimal external components. The device supports bidirectional TEC current control for both heating and cooling, programmable temperature setpoints, and comprehensive protection features. Housed in a compact TQFN-48 surface-mount package, it is ideal for optical communications, industrial lasers, and precision instrumentation.

Key Specifications
BrandMaxim Integrated / Analog Devices
RoHS StatusRoHS Compliant
EDA / CAD Models3D Model, Symbol, Footprint Available
Warranty2-Year Warranty
Package / CaseTQFN-48
Mounting TypeSurface Mount (SMD)
FunctionTEC Heating/Cooling Bidirectional Control
Control AlgorithmIntegrated PID Closed-Loop Control
Output CurrentUp to ±3A TEC Drive Current
Supply Voltage3.0V ~ 5.5V
Operating Temperature-40°C to +85°C

Typical Applications

  • Laser Diode Temperature Stabilization
  • Optical Communication Modules
  • Precision Photodiode Control
  • Fiber Optic Transceivers
  • Medical Laser Systems
  • Industrial Optical Instruments
  • High-Precision Temperature Control Systems
  • Test & Measurement Equipment

Order & Shipping Info

Minimum Order Quantity (MOQ): 1 Piece

Shipping Time: Shipped within 1-2 business days

Delivery Time: 3-7 working days worldwide

Shipping Methods: DHL, UPS, FedEx, EMS

Technical Support

For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.

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