ERJT14J33RU Panasonic Resistor (Other) In Stock
Panasonic ERJT14J33RU is a thick film surface mount resistor in the 1210 package with 33 Ω resistance, ±5% tolerance, and 0.5 W power rating. Its ±200 ppm/°C temperature coefficient suits current-limiting and termination applications across industrial temperature ranges. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J33RU Datasheet PDF
- Category
- Resistor
- Price
- From $0.1030(MOQ 5)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of ERJT14J33RU?
- 33 Ω resistance value optimized for current limiting, line termination, and low-resistance voltage dropping applications
- 0.5 W power rating in the 1210 (3.2 mm × 2.5 mm) package provides robust thermal dissipation for sustained current paths
- ±5% tolerance meets general-purpose requirements for biasing, filtering, and power management circuits
- ±200 ppm/°C temperature coefficient enables stable performance across -40 °C to +125 °C industrial ranges
- Pb-free RoHS and REACH compliant construction for eco-conscious global electronics assembly
What is ERJT14J33RU used for?
The ERJT14J33RU is frequently used in LED current-limiting, inrush current limiting, and source termination roles on high-speed digital signal lines where moderate resistance and 0.5 W dissipation are needed. Its 33 Ω value suits emitter degeneration resistors in bipolar transistor stages and base drive resistors in gate driver circuits for IGBTs and MOSFETs. Industrial power supply designs also use this value for snubber networks and damping resistors on switching node waveforms.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the ERJT14J33RU datasheet?
ERJT14J33RU Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J33RU?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much current can the ERJT14J33RU sustain before reaching its 0.5 W thermal limit?
At 33 Ω and a 0.5 W power rating, the maximum continuous current is approximately 123 mA (I = sqrt(0.5/33)). At 80% derating, the practical safe operating limit is about 98 mA, which covers most current-limiting and signal termination applications without exceeding the thermal capacity of the 1210 package.
How does placing ERJT14J33RU in a snubber network help reduce switching noise on a MOSFET drain?
A 33 Ω snubber resistor in series with a snubber capacitor across the MOSFET drain-source creates an RC damping network. For a 100 pF capacitor, the time constant is 3.3 ns, which attenuates ringing at frequencies around 480 MHz. This suppresses high-frequency oscillations on fast-switching nodes, reducing EMI and preventing voltage spikes that could exceed the device's 55 V to 100 V breakdown rating.
Can ERJT14J33RU be used as an emitter degeneration resistor in a BJT amplifier stage and what gain reduction results?
Yes, a 33 Ω emitter degeneration resistor stabilizes the DC operating point and reduces voltage gain. For a common-emitter stage with a 1 kΩ collector resistor, the gain is reduced to approximately Rc/Re = 1000/33 ≈ 30 V/V (30 dB), compared to the un-degenerated gain that depends on the transistor's transconductance. The 0.5 W rating easily handles emitter currents up to 100 mA in typical small-signal stages.
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Why Buy from FindMyChip
About Panasonic
Panasonic is a leading electronic component manufacturer. FindMyChip sources Panasonic ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 5+ | $0.1100 | $0.55 |
| 25+ | $0.1080 | $2.70 |
| 50+ | $0.1030 | $5.15 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
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