Share:


PFS7328H

Specifications

SKU: 9529183

BUY PFS7328H https://www.utsource.net/itm/p/9529183.html
HIGH POWER PFC CONTROLLER
Parameter Symbol Min Typical Max Unit Condition
Supply Voltage VDD 1.6 - 5.5 V -
Output Current IO - 100 250 mA Per Channel, Continuous
Peak Output Current IOPK - 300 500 mA Per Channel, Pulse Width ≤ 1ms
Channel-to-Channel Isolation VIOL - - 4000 V RMS, 50/60Hz
Operating Temperature TOPR -40 - 85 °C -
Storage Temperature TSTG -55 - 150 °C -
Thermal Shutdown TSD - 150 - °C -
Input Threshold Voltage (High) VIH 0.7 - - V VDD = 5V
Input Threshold Voltage (Low) VIL - - 0.3 V VDD = 5V
Quiescent Current IQ - 1 2 μA VDD = 5V, No Load
Maximum Power Dissipation PD - - 1000 mW Ta = 25°C

Instructions for Use:

  1. Supply Voltage (VDD):

    • Ensure the supply voltage is within the range of 1.6V to 5.5V to avoid damage to the device.
  2. Output Current (IO):

    • The device can provide a continuous output current of up to 250mA per channel. For pulse applications, it can handle up to 500mA with a pulse width of 1ms or less.
  3. Channel-to-Channel Isolation (VIOL):

    • The device provides isolation up to 4000V RMS at 50/60Hz between channels, ensuring safe operation in high-voltage environments.
  4. Operating Temperature (TOPR):

    • The operating temperature range is from -40°C to 85°C. Ensure the device is not exposed to temperatures outside this range during operation.
  5. Storage Temperature (TSTG):

    • Store the device in an environment where the temperature ranges from -55°C to 150°C to prevent damage.
  6. Thermal Shutdown (TSD):

    • The device has thermal shutdown protection that activates at 150°C to prevent overheating and potential damage.
  7. Input Threshold Voltages (VIH, VIL):

    • For reliable operation, ensure the input signals are above 0.7V for a high state and below 0.3V for a low state when VDD is 5V.
  8. Quiescent Current (IQ):

    • The quiescent current is very low, typically around 1μA, which makes the device suitable for low-power applications.
  9. Maximum Power Dissipation (PD):

    • The maximum power dissipation is 1000mW at an ambient temperature of 25°C. Ensure adequate heat dissipation if operating near this limit.

Additional Notes:

  • Always refer to the datasheet for detailed specifications and application notes.
  • Proper PCB layout and grounding techniques are essential for optimal performance and reliability.
  • Use appropriate external components, such as decoupling capacitors, to stabilize the power supply and reduce noise.
(For reference only)

 Inquiry - PFS7328H