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Power management

IC-Haus

  • Power management controller

iC-DC

Article: 00112424

Power management controller

Applications
Dual voltage supply by buck/boost converters with adjustable, back-end linear regulators
Power management for laser, encoder, and automotive applications
Features
Wide input voltage range of 4 to 36 V
Reverse polarity protection up to -36 V with autarky function
Universal buck/boost converter with high efficiency
Two back-end, adjustable linear regulators (1.5 to 5.5 V) with a total of up to 300 mA of output current and a separate output voltage monitor
Low residual ripple with small capacitors in the ?F range
Separate enable inputs for the linear regulators
Two switched outputs referenced to the linear regulators
Integrated switching transistors and flyback diodes
Converter cut-off current can be set by an external resistor
Integrated 3 MHz oscillator with no external components
Active noise spectrum reduction
Error messaging with overtemperature, overvoltage, and undervoltage at the current-limited open-collector output
Wide temperature range of -40 to 125°C
Protective circuitry against ESD
QFN package requires little space and few external components

Specifications

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