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Bourns PWR221T305000F TO-220 Power Resistor
Bourns PWR221T-30 series power resistors are designed for current limiting, capacitor discharge, and current measurement circuits in power supplies for telecom and industrial applications. These TO-220 style resistors feature a ceramic backplane, low inductance, and a high power rating of 30W. They are AEC-Q200 compliant and RoHS compliant, ensuring reliability and environmental friendliness. The thick film on alumina ceramic construction provides excellent thermal performance and stability, making them suitable for demanding applications.
Bourns PWR221T305000F 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)
- 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 PWR221T305000F?
You can click on the BUY or RFQ button to purchase PWR221T305000F from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part PWR221T305000F?
You can download the PWR221T305000F datasheet or visit the Bourns website for support.
Who is the manufacturer of PWR221T305000F?
Bourns