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Bourns PWR221T30R500F 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 excellent thermal performance and stability. They are commonly used in power supplies, motor drives, and test and measurement equipment, particularly in automotive and industrial settings. The AEC-Q200 compliance ensures suitability for automotive applications, while the RoHS compliance aligns with environmental regulations. Available in a range of resistance values and tolerances, the PWR221T-30 series provides a versatile solution for current limiting, capacitor discharge, and current measurement circuits.
Bourns PWR221T30R500F 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
- Material Characteristics - Moisture Sensitivity Level: 1
- Material Characteristics - ESD Classification (HBM): 3B
- Packaging: 50 pcs./tube
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Frequently Asked Questions
Where can I buy Bourns PWR221T30R500F?
You can click on the BUY or RFQ button to purchase PWR221T30R500F from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part PWR221T30R500F?
You can download the PWR221T30R500F datasheet or visit the Bourns website for support.
Who is the manufacturer of PWR221T30R500F?
Bourns