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LM396K

Specifications

SKU: 1103459

BUY LM396K https://www.utsource.net/itm/p/1103459.html
10 Amp Adjustable Voltage Regulator
Parameter Symbol Min Typical Max Unit Notes
Supply Voltage VCC 2.0 - 40.0 V Operating range for single supply operation
Quiescent Current IQ - 4.5 - mA At VCC = 25V
Input Voltage Range VI - - VCC - 1.5 V Maximum input voltage is 1.5V below VCC
Output Short-Circuit - - - - - Internally limited to prevent damage
Differential Gain AV - 200 - dB At 1kHz
Slew Rate SR - 0.5 - V/μs Maximum rate of change of output voltage
Common-Mode Rejection CMRR - 80 - dB At 1kHz
Power Bandwidth fPB - 200 - kHz Bandwidth at which gain drops to 0.707 of midband value
Output Voltage Swing VOUT - VCC - 2.5 - V Maximum output swing with 600Ω load

Instructions for Use:

  1. Power Supply:

    • The LM396K can operate from a single supply ranging from 2.0V to 40.0V.
    • Ensure the supply voltage is stable and within the specified range to avoid damage or erratic behavior.
  2. Input Signal:

    • The input voltage should not exceed VCC - 1.5V to prevent clipping or damage.
    • Use appropriate coupling capacitors to block DC components if necessary.
  3. Output Configuration:

    • The output is designed to drive loads such as speakers or other amplifiers.
    • Ensure the load impedance is compatible with the output voltage swing and current capabilities.
  4. Biasing:

    • Proper biasing is crucial for optimal performance. Refer to the datasheet for recommended biasing circuits.
    • Use feedback resistors to set the desired gain and stability.
  5. Thermal Considerations:

    • The device may require a heatsink for high-power applications to maintain safe operating temperatures.
    • Monitor the temperature and ensure it does not exceed the maximum junction temperature.
  6. Short-Circuit Protection:

    • The LM396K has internal short-circuit protection, but it is advisable to use external protection circuits for robust designs.
  7. Layout:

    • Use a good ground plane and keep signal traces short to minimize noise and interference.
    • Place decoupling capacitors close to the power pins to filter out supply noise.
  8. Testing:

    • Before finalizing the design, test the circuit under various conditions to ensure it meets performance specifications.
    • Use an oscilloscope to monitor the input and output signals for distortion or other issues.
(For reference only)

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