LM321A-TR 21AMC Repair Whatsminer Control Board Chip - Restore Performance

The LM321A-TR amplifier is the ultimate solution for repairing non-working chips on Whatsminer control boards. With its cutting-edge technology and exceptional performance, it efficiently restores normal functionality. This high-supply voltage amplifier boasts low offset, low power consumption, and a stable frequency response.

LM321A-TR Amplifier - Low Power Consumption with Stable Frequency Response

Designed using 3PEAK's proprietary and patented technology, the LM321A-TR achieves remarkable AC performance with a bandwidth of 0.9MHz, a slew rate of 0.5V/μs, and a maximum offset of only 3mV. It operates with a mere 100μA quiescent current per amplifier, ensuring energy efficiency.

The LM321A-TR's input common-mode voltage range extends to V–, while its output swings rail-to-rail, providing versatile compatibility. It serves as an ideal plug-in replacement for various commercial op amps, delivering enhanced power efficiency, extended input/output range, and superior performance.

Key Features:

• Supply voltage: 3V to 36V
• Low supply current: 100μA per channel
• Input common-mode voltage range includes ground
• Rail-to-rail output
• Bandwidth: 0.9 MHz
• Slew rate: 0.5V/μs
• Excellent EMI suppression performance: 71dB at 1GHz
• Offset voltage: +3mV max
• Offset voltage temperature drift: 7μV/°C
• Operating temperature range: -40℃ to 125℃

Application:

• Whatsminer control board
• Power module
• Sensor interface
• Motor control

Technical Features Table: