Details

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BUY PQ05RD21 https://www.utsource.net/itm/p/12606027.html

Parameter	Description	Value
Part Number	Component Identifier	PQ05RD21
Type	Component Type	Power Quadrature (PQ) Diode
Package	Encapsulation	TO-220
Max Forward Voltage (Vf)	Maximum forward voltage drop when conducting	1.2 V @ 5 A
Max Reverse Voltage (Vr)	Maximum reverse voltage the diode can withstand	600 V
Max Forward Current (If)	Maximum continuous forward current	5 A
Peak Forward Surge Current (Ifsm)	Maximum peak forward surge current	100 A (8.3 ms, sine wave)
Operating Temperature Range (Tj)	Junction temperature range	-55掳C to +175掳C
Storage Temperature Range (Tstg)	Storage temperature range	-65掳C to +150掳C
Thermal Resistance (Rth(j-c))	Thermal resistance from junction to case	2.0掳C/W
Power Dissipation (Ptot)	Total power dissipation	150 W
Capacitance (Cj0)	Junction capacitance at 0 V	20 pF
Reverse Recovery Time (trr)	Time it takes for the diode to recover from reverse bias	75 ns
Mounting Torque	Recommended mounting torque for screws	1.5 Nm to 2.5 Nm

Instructions:

1. Handling and Storage:

   • Store the diode in a dry, cool place within the specified storage temperature range.
   • Handle with care to avoid mechanical damage or electrostatic discharge (ESD).

2. Mounting:

   • Use the recommended mounting torque to secure the diode to the heatsink or PCB.
   • Ensure good thermal contact between the diode and the heatsink to maximize heat dissipation.

3. Electrical Connections:

   • Connect the diode according to the circuit diagram, ensuring correct polarity.
   • Use appropriate wire gauge and connections to handle the maximum forward current.

4. Thermal Management:

   • Ensure the junction temperature does not exceed the maximum operating temperature by providing adequate cooling.
   • Monitor the temperature during operation to prevent overheating.

5. Surge Protection:

   • Be aware of the peak forward surge current rating and design the circuit to avoid exceeding this value.
   • Consider using additional surge protection devices if necessary.

6. Testing:

   • Test the diode under controlled conditions to ensure it meets the specified parameters.
   • Use a multimeter or diode tester to verify the forward and reverse characteristics.

(For reference only)