The E522.40 is a dual phantom supply with I2C interface for antennas in automotive environments. It affords protection of the antenna lines against ESD, short to ground and battery, as well as protection against thermal... read more


  • Input voltage range from 4.5V to 25V
  • Two accurate output voltages from 3.3V to VBAT
  • Up to 200mA load current with integrated current limit
  • Programmable overcurrent and open load detection levels
  • Over voltage, overtemperature a. output voltage error protection
  • Open-drain error flag for interrupt generation
  • 8bit ADC samples system voltages and current ranges
  • Optional external NPN pre-regulator
  • Programmable comparator for additional control functions


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File Description Type
Info Sheet PDF 161 kB

On Request

File Description
E522.40 | Data Sheet

Application Diagram


  • Automotive Antenna Modules
  • Navigation and Radio Units
  • General Voltage Regulator Applications

Ordering Information

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Part No. TempJunc Range Package Order No.
E522.40 -40°C to +125°C QFN20L5 E52240B62C


Part No. Description Board type Order No.
E522.40 Dual LDO with Diagnosis Evaluation Board K52240-0001
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