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Bourns PWR221T3050R0F TO-220 Power Resistor
Bourns PWR221T-30 series power resistors are robust components designed for demanding applications. These TO-220 style resistors are manufactured using thick film on alumina ceramic technology, providing excellent thermal stability and high power handling capabilities. They are commonly used in power supplies for telecom and industrial applications, as well as in motor drives and test and measurement equipment. The AEC-Q200 compliance ensures suitability for automotive applications, while RoHS compliance meets environmental standards. With a wide range of resistance values and tight tolerances, the PWR221T-30 series offers a reliable solution for current limiting, capacitor discharge, and current measurement needs.
Bourns PWR221T3050R0F TO-220 Power Resistor Specifications:
- Resistance: 0.02Ω to 130KΩ
- Power Rating @25˚C CaseTemperature: 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)
- Material Characteristics - 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 PWR221T3050R0F?
You can click on the BUY or RFQ button to purchase PWR221T3050R0F from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part PWR221T3050R0F?
You can download the PWR221T3050R0F datasheet or visit the Bourns website for support.
Who is the manufacturer of PWR221T3050R0F?
Bourns