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Bourns PWR221T301R00J TO-220 Power Resistor
Bourns PWR221T-30 series power resistors are designed for demanding applications such as power supplies, motor drives, and test and measurement equipment. These resistors are constructed using thick film on alumina ceramic technology, providing excellent thermal stability and reliability. They feature a TO-220 housing, low inductance, and high power rating, and are AEC-Q200 compliant for automotive use. The resistors are available with various resistance values and tolerances, making them versatile for a wide range of circuit designs. They are RoHS compliant and offer excellent performance in current limiting, capacitor discharge, and current measurement circuits.
Bourns PWR221T301R00J 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: 3B
- Packaging: 50 pcs./tube
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You can download the PWR221T301R00J datasheet or visit the Bourns website for support.
Who is the manufacturer of PWR221T301R00J?
Bourns