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MAXIM INTEGRATED / ANALOG DEVICES MAX25221ATJV Automotive TFT-LCD Power IC
The MAX25221 is an automotive 4-channel TFT-LCD power IC with VCOM buffer, providing symmetrical positive AVDD and negative NAVDD supplies and gate voltages. It features integrated non-volatile memory for calibration, an I2C control interface, and a temperature sensor for real-time voltage adjustment. Designed for infotainment displays, instrument clusters, and central information panels, it operates over a wide temperature range from -40°C to 125°C. The device ensures low EMI, controlled sequencing, and robust fault detection, making it ideal for automotive applications requiring high precision and reliability.
MAXIM INTEGRATED / ANALOG DEVICES MAX25221ATJV Automotive TFT-LCD Power IC Specifications:
- Operating Temperature Range: -40°C to 125°C
- Supply Voltage: 2.65V to 55V
- AVDD Voltage Range: 6.66V to 6.94V (full load)
- VCOM Output Voltage Range: -2.49V to +1V
- Negative NAVDD output: regulated -3.5V
- Gate Voltages: VGon up to 20.2V, VGorr down to -18.2V
- Switching Frequency: 420kHz / 2.1MHz with spread spectrum
- Maximum Output Current: 200mA (positive/negative regulators)
- Fault Detection: undervoltage, overtemperature, VCOM faults, short-circuit detection
- Control Interface: I2C 400kHz, with diagnostic and configuration registers
- Package: 32-pin TQFN-EP with thermal management
- Calibration: Non-volatile memory with up to 5 program cycles
- Supports stand-alone operation with programmed defaults
Buy the Buy Maxim MAX25221ATJV Automotive TFT-LCD Power Supply with VCOM Buffer Online
Purchase the Maxim MAX25221ATJV online for use in automotive infotainment, instrument panels, and central displays. This power IC offers symmetrical AVDD and NAVDD supplies, gate voltages up to 20.2V, and an integrated temperature sensor. It includes non-volatile memory for calibration, control via I2C, and fault detection for undervoltage, overtemperature, and short circuits. Designed for wide temperature operation from -40°C to 125°C, it ensures low EMI and reliable power sequencing, making it the ideal choice for high-precision automotive display systems.
Get Maxim MAX25221ATJV today—engineered for automotive display precision, featuring integrated temperature compensation, non-volatile calibration, and robust fault management.
Frequently Asked Questions
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Who is the manufacturer of MAX25221ATJV?
MAXIM INTEGRATED / ANALOG DEVICES