RATED AC VOLTAGE (V): 250; SAFETY CLASS: X2; STANDARD: UL; VDE
Capacitance:
0.5 µF
Capacitance Negative Tolerance:
20%
Capacitance Positive Tolerance:
20%
First Element Resistance:
50 Ω
Length:
44 mm
Mounting Feature:
CHASSIS MOUNT
Network Type:
SPECIAL
Number of Capacitor Elements:
3
Number of RC Elements:
3
Number of Resistor Elements:
3
Number of Terminals:
3
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Shape:
RECTANGULAR PACKAGE
Rated Power Dissipation (P):
0.5 W
Resistance Tolerance:
30%
Resistor/Capacitor Network Type:
RC NETWORK
Seated Height-Max:
35 mm
Surface Mount:
NO
Terminal Shape:
FLEXIBLE WIRE
3CRE-50500 Frequently Asked Questions (FAQs)
For optimal performance, it's recommended to follow a 4-layer PCB layout with a dedicated ground plane, and ensure a minimum of 1mm clearance around the relay module. Additionally, a thermal pad or heat sink can be used to dissipate heat, especially in high-temperature applications.
To ensure reliable switching and minimize contact bounce, use a debouncing circuit or a capacitor in parallel with the relay coil to reduce electromagnetic interference (EMI). Also, consider using a relay driver IC or a buffer circuit to improve switching performance.
The maximum allowable voltage drop across the relay contacts is typically around 100mV to 200mV. Exceeding this value may lead to reduced relay life or even failure. Ensure that the load voltage and current are within the specified ratings to minimize voltage drop.
While the 3CRE-50500 relay module is designed to be rugged, it's still important to consider the environmental conditions. For high-vibration or high-shock applications, ensure that the relay module is properly secured to the PCB or chassis, and consider adding additional mechanical support or damping to minimize the effects of vibration or shock.
The relay's operating life and expected number of cycles depend on various factors, including the load type, voltage, current, and environmental conditions. Refer to the datasheet for the relay's mechanical life rating, and consult with the manufacturer or a reliability expert to determine the expected number of cycles for your specific application.
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3CRE-50500 Overview
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