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SG3525ADWR2G

Specifications

SKU: 12598447

BUY SG3525ADWR2G https://www.utsource.net/itm/p/12598447.html

Parameter Description Min Typ Max Unit
Supply Voltage (Vcc) Operating supply voltage range 8.0 - 40.0 V
Output Voltage (Vo) Output high-level voltage 11.5 13.0 14.5 V
Output Current (Io) Maximum output current per driver - 1.0 - A
Frequency Range (fosc) Oscillator frequency range 1.0 - 500.0 kHz
Duty Cycle Adjustable duty cycle range 0 - 100 %
Dead Time Minimum dead time between complementary outputs - 1.0 - μs
Temperature Range (Tamb) Ambient operating temperature range -40 - 125 °C
Storage Temperature (Tstg) Storage temperature range -65 - 150 °C

Instructions for Using the SG3525ADWR2G

  1. Power Supply Connection:

    • Connect the Vcc pin to a power supply within the specified range (8V to 40V).
    • Ensure a stable and clean power supply to avoid any noise or voltage spikes.
  2. Ground Connection:

    • Connect the GND pin to the system ground to ensure proper operation and stability.
  3. Oscillator Configuration:

    • Connect an external resistor (Rt) and capacitor (Ct) to the oscillator pins (RT/CT) to set the desired frequency.
    • Use the formula ( f_ = frac{1.1}{R_t times C_t} ) to calculate the values of Rt and Ct.
  4. Output Configuration:

    • The SG3525ADWR2G has two complementary outputs (OUTA and OUTB).
    • Connect the load or driver circuits to these outputs.
    • Adjust the dead time using the dead time control pin (DT) if necessary.
  5. Duty Cycle Control:

    • Use the duty cycle control pins (DCA and DCB) to set the desired duty cycle.
    • Connect a potentiometer or fixed resistors to these pins to adjust the duty cycle.
  6. Shutdown and Enable:

    • The shutdown pin (SHDN) can be used to disable the output drivers.
    • Pull the SHDN pin low to disable the outputs, and high to enable them.
  7. Thermal Management:

    • Ensure adequate heat dissipation by mounting the IC on a heatsink if operating at high temperatures or high power levels.
    • Monitor the ambient temperature to ensure it stays within the specified range.
  8. Testing and Troubleshooting:

    • Verify the power supply voltage and ground connections.
    • Check the oscillator frequency using an oscilloscope.
    • Measure the output voltages and currents to ensure they meet the expected values.
    • If issues arise, refer to the datasheet for troubleshooting tips and additional information.
(For reference only)

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