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MAXIM INTEGRATED / ANALOG DEVICES MAX1978ETMT TEC Controller

The MAX1978ETM+T is an integrated temperature controller designed for Peltier thermoelectric cooler modules, featuring on-chip power FETs and thermal control circuitry that minimize external components while ensuring high efficiency. It offers selectable switching frequencies of 500kHz or 1MHz with ripple cancellation to optimize size, efficiency, and noise reduction. Operating from 3V to 5.5V, it provides bipolar ±3A output via synchronous buck regulators, and includes precision amplifiers for PI or PID control. Ideal for fiber lasers, optical amplifiers, telecom interfaces, and laser diode temperature regulation, it features ultra-low drift, adjustable current and voltage limits, and a low power shutdown mode, supporting high-precision TEC control with stability within ±0.001°C.

Authorized Distributors
Source:Newark
Part No:MAX1978ETM+T
Stock:1810
Inv Date:06-05-2026
Price: Unit price: $47.12
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Source:DigiKey
Part No:MAX1978ETM+T
Stock:2625
Inv Date:06-05-2026
Price: Unit price: $47.12
Buy/RFQ:
Part No:MAX1978ETM+T
Stock:2489
Inv Date:06-06-2026
Price: Unit price: $47.12
Buy/RFQ:
Part No:MAX1978ETM+T
Stock:638
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES MAX1978ETMT TEC Controller Specifications:

  • Package: 48-pin TQFN
  • Supply Voltage Range: 3V to 5.5V
  • Switching Frequency: 500kHz or 1MHz selectable
  • Peak TEC Bias: ±3A bipolar
  • Thermal Stability: ±0.001°C
  • Output Voltage Range: ±4.3V
  • Ripple and Noise: Low
  • Shutdown Current: 2mA
  • Power Dissipation: 30mA at 5V, 15mA at 3.3V
  • Temperature Range: -40°C to +85°C
  • Operating Junction Temperature: Up to 150°C

Buy the Buy Maxim TEC Controller Part Number MAX1978ETM+T Online

Order the Maxim TEC Controller MAX1978ETM+T online today and ensure your optical or industrial systems operate at peak performance. This high-precision, single-chip controller minimizes external components with on-chip FETs, offering selectable switching frequencies for optimized efficiency. Its advanced ripple cancellation reduces noise, while the bipolar ±3A output provides flexible thermoelectric module control. Designed for fiber lasers, optical amplifiers, and telecom systems, it guarantees stability within ±0.001°C, ensuring reliable operation in demanding environments. Experience fast delivery and expert support for your innovative projects.

Buy Maxim TEC Controller MAX1978ETM+T now and experience unmatched high-precision temperature regulation for laser modules and telecom equipment.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX1978ETMT?

You can click on the BUY or RFQ button to purchase MAX1978ETMT from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX1978ETMT?

You can download the MAX1978ETMT datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX1978ETMT?

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