MC33911BAC

MC33911BAC

Category: IC Chips

Specifications
Details

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Parameter Symbol Conditions Min Typ Max Unit
Input Voltage VIN Operating range 3.0 - 5.5 V
Output Voltage VOUT Regulation range 0.8 - 5.0 V
Quiescent Current IQ VIN = 5V, IOUT = 0mA - 25 - 渭A
Dropout Voltage VD IOUT = 100mA - 300 - mV
Load Regulation 未VL IOUT = 1mA to 100mA - 2 - mV
Line Regulation 未VL VIN = 4.5V to 5.5V - 2 - mV
Power Supply Rejection Ratio PSRR f = 120Hz - 70 - dB
Thermal Shutdown TSD Activation threshold - 160 - 掳C

Instructions for MC33911BAC

  1. Power Supply Connection:

    • Connect the input voltage (VIN) to the power supply within the specified operating range (3.0V to 5.5V).
    • Ensure a stable and clean power supply to minimize noise.
  2. Output Configuration:

    • Set the output voltage (VOUT) using external resistors if adjustable. Refer to the datasheet for specific resistor values.
    • For fixed output versions, no external components are required for setting VOUT.
  3. Capacitor Requirements:

    • Place a 1渭F ceramic capacitor between VIN and GND close to the device for stability.
    • A 1渭F capacitor is also recommended between VOUT and GND for load regulation.
  4. Thermal Considerations:

    • Ensure adequate heat dissipation, especially under high current conditions.
    • Monitor the thermal shutdown threshold (TSD) to avoid overheating.
  5. Protection Features:

    • The device includes internal protection against overcurrent and thermal overload.
    • No external protection diodes are typically required unless specified by system design requirements.
  6. Application Notes:

    • Review application notes for detailed information on optimizing performance in various circuit configurations.
    • Pay attention to PCB layout guidelines to ensure optimal performance and reliability.

For more detailed specifications and application circuits, refer to the official datasheet of the MC33911BAC.

(For reference only)

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