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Bourns PWR221T302R00F TO-220 Power Resistor
Bourns PWR221T-30 series power resistors are designed for demanding applications requiring high power dissipation and reliability. Constructed with thick film on alumina ceramic technology, these resistors offer low inductance and excellent thermal performance. They are AEC-Q200 compliant, ensuring suitability for automotive environments, and RoHS compliant. Commonly used in power supplies, motor drives, and test and measurement equipment, the PWR221T-30 series provides robust current limiting, capacitor discharge, and current measurement capabilities. The TO-220 package allows for efficient heat dissipation, contributing to the overall system performance and longevity.
Bourns PWR221T302R00F TO-220 Power Resistor Specifications:
- Resistance: 0.02Ω to 130KΩ
- Power Rating @ 25˚C Case Temperature: 30W
- Tolerance: ±1%, ±5%
- TCR: ±100 PPM/˚C (0.100Ω<R<130.0KΩ), ±300 PPM/˚C (0.050Ω<R<0.100Ω), ±600PPM/˚C (0.020 Ω<R<0.050 Ω)
- Thermal Resistance- Rthj: 4.2 ˚C/W
- Inductance: 0.1µH maximum
- Operating Voltage: √P*R with a maximum of 250V
- Dielectric Strength: 2 KV AC
- Insulation Resistance: 10 GΩ
- Operating Temperature: -55˚C to +150˚C
- Short Term Overload: ΔR ±0.25 % (2x Pr for R < 2Ω, 1.6x Pr for R≥2Ω, V<1.5xOperatingVoltage)
- Load Life: ΔR ±1.0 % (2000 hours at rated power)
- Thermal Shock: ΔR ±0.5 % (-55˚C to 155˚C, 5 cycles)
- Resistance to Soldering Heat: ΔR ±0.5 % (10 seconds at 270˚C)
- Vibration: ΔR ±0.25 % (20 G 10-2000Hz .06” D.A.)
- Terminal Strength: ΔR ±0.2 % (MIL-STD-202, Method 211 Test A1)
- Shock: ΔR ±0.5 % (Saw Tooth: 100 g/6ms)
- Humidity: ΔR ±0.5 % (Steady State 1000hrs.85°C/85 %RH)
- High Temperature Exposure: ΔR ±0.5 % (100hrs- 40 %Pr@+125°C)
- Material Characteristics - Resistor: Thick film
- Material Characteristics - Substrate: Alumina (AL203)
- Material Characteristics - Housing: Epoxy
- Material Characteristics - Pins: Tinned Copper (Sn/Cu)
- Flammability: Conforms to UL-94V0
- Moisture Sensitivity Level: 1
- ESD Classification (HBM): 3B
- Packaging: 50 pcs./tube
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Frequently Asked Questions
Where can I buy Bourns PWR221T302R00F?
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How do I troubleshoot issues or seek technical support for part PWR221T302R00F?
You can download the PWR221T302R00F datasheet or visit the Bourns website for support.
Who is the manufacturer of PWR221T302R00F?
Bourns