MBRB745

MBRB745


Specifications
SKU
12617422
Details

BUY MBRB745 https://www.utsource.net/itm/p/12617422.html

Parameter Symbol Conditions Min Typ Max Unit
Repetitive Peak Reverse Voltage VRRM - - 450 - V
Maximum RMS Voltage VRMS - - 319 - V
Maximum DC Blocking Voltage VDC - - 450 - V
Average Rectified Output Current (TJ = 25掳C) IF(AV) f = 50/60 Hz 7 - - A
Average Rectified Output Current (TJ = 100掳C) IF(AV) f = 50/60 Hz 4.5 - - A
Non-repetitive Peak Surge Forward Current IFSM Tj = 25掳C, t = 8.3 ms (sine-wave half cycle) - 200 - A
Forward Voltage Drop (IF = 7A, TJ = 25掳C) VF - - 1.1 - V
Reverse Current at 25掳C (VRRM = 450V) IR - - 5 - 渭A
Junction to Ambient Thermal Resistance R胃JA - - 15 - 掳C/W
Operating Junction Temperature Range TJ - -55 - 150 掳C

Instructions for Use:

  1. Mounting:

    • Ensure that the device is mounted on a heat sink if continuous operation at high currents is required.
    • Use appropriate mounting hardware to ensure good thermal contact.
  2. Electrical Connections:

    • Connect the anode and cathode terminals correctly to avoid reverse polarity, which can cause damage.
    • Use wires or leads with sufficient current-carrying capacity to handle the rated current.
  3. Thermal Management:

    • Monitor the junction temperature to ensure it remains within the specified range.
    • If operating at high ambient temperatures, consider additional cooling methods such as forced air or liquid cooling.
  4. Surge Current Handling:

    • The device can handle non-repetitive surge currents up to 200A for short durations. Ensure that these surges do not exceed the specified limits to avoid damage.
  5. Reverse Voltage:

    • Do not exceed the maximum repetitive peak reverse voltage (VRRM) to prevent breakdown.
  6. Forward Voltage:

    • The forward voltage drop (VF) should be considered when designing the power supply to ensure efficient operation.
  7. Storage and Handling:

    • Store the device in a dry, cool place away from direct sunlight and corrosive environments.
    • Handle with care to avoid mechanical stress or damage to the leads.
  8. Testing:

    • Before installation, test the device for proper functionality using a multimeter or other suitable testing equipment.
  9. Compliance:

    • Ensure that the device meets all relevant safety and compliance standards for the application.
  10. Documentation:

    • Refer to the datasheet and application notes for more detailed information and specific application guidance.
(For reference only)

View more about MBRB745 on main site