NTC inrush current limiting Thermistor 10D-11

Description

NTC Thermistor 10D-11 Specifications:

• Type: NTC (Negative Temperature Coefficient) Thermistor
• Model: 10D-11
• Resistance at 25°C (R25): 10Ω ±20%
• Maximum Steady-State Current (Imax): 4A
• Dissipation Constant: Approximately 12mW/°C
• Thermal Time Constant: Approximately 50s
• Body Diameter: 11mm
• Maximum Operating Voltage: 250V AC
• Energy Rating: 45J
• Operating Temperature Range: -40°C to +125°C
• Lead Diameter: 0.8mm (typical)
• Lead Spacing: 5mm (standard)

Features:

• Inrush Current Limiting: Limits the initial surge of current, protecting circuits.
• High Energy Rating: Capable of absorbing significant energy during power-up.
• Steady-State Current: Supports continuous currents up to 4A.
• Compact Size: 11mm body diameter for easy integration into various designs.
• Wide Operating Voltage: Suitable for applications up to 250V AC.
• Temperature Stability: Reliable performance over a wide temperature range.

Applications:

• Power supplies and transformers
• Motors and motor drives
• Battery chargers
• Inverters and converters
• Lighting ballasts
• HVAC systems
• Any application requiring inrush current protection

Usage Guide:

1. Placement: Install the 10D-11 thermistor in series with the load or power supply input to limit inrush current.
2. Voltage Rating: Ensure the operating voltage does not exceed 250V AC.
3. Current Handling: Verify that the steady-state current does not exceed the 4A maximum rating.
4. Thermal Considerations: Ensure adequate ventilation or cooling to prevent overheating, especially in high-current applications.
5. Periodic Inspection: Check the thermistor periodically for signs of wear or damage, and replace if necessary to maintain protection.

Follow the manufacturer’s guidelines for installation and operation to achieve the best performance and longevity from your NTC thermistor 10D-11.