ERJT14J2R7U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J2R7U is a 1210 thick film surface mount resistor with 2.7Ω resistance, ±5% tolerance, 0.5W power rating, and -100 to +600ppm/°C TCR. From $0.01 in stock worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J2R7U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0410(MOQ 1)
- Temp Range
- -55.0°C to 155.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of ERJT14J2R7U?
- 2.7Ω low resistance value for current sensing and impedance matching
- 0.5W power rating in robust 1210 (3225 metric) SMT package
- -100 to +600ppm/°C TCR for controlled temperature-dependent resistance behavior
- Pb-free and RoHS compliant construction meeting JESD-609 e3 standard
- Rectangular 3.2mm × 2.5mm × 0.6mm profile for stable high-power SMT mounting
- Thick film technology providing low noise and long operational lifetime
What is ERJT14J2R7U used for?
The ERJT14J2R7U is engineered for applications requiring low-resistance, moderate power handling such as current sensing in motor controllers, power supply current limiting, and inrush current management circuits. The 1210 package's larger thermal footprint versus 0805 or 1206 alternatives enables reliable 0.5W continuous dissipation in compact industrial designs. This resistor is also used in relay driver circuits and linear regulator ballast applications where stable 2.7Ω impedance is needed across varying temperatures.
What are the specifications of ERJT14J2R7U?
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 22Weeks |
| YTEOL | 12 |
| Construction | Rectangular |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Package Height | 0.6mm |
| Package Length | 3.2mm |
| Package Shape | RECTANGULAR PACKAGE |
| Package Style | SMT |
| Package Width | 2.5mm |
| Packing Method | TR, EMBOSSED, 7 INCH |
| Rated Power Dissipation (P) | 0.5W |
| Rated Temperature | 70°C |
| Reference Standard | AEC-Q200, IEC60115-8 |
| Resistance | 2.7Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 1210 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | -100,600 ppm/°C |
| Terminal Finish | TIN |
| Terminal Shape | WRAPAROUND |
| Tolerance | 5% |
| Working Voltage | 200V |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8533.21.00.30 |
| Country of Origin | Japan |
Where can I find the ERJT14J2R7U datasheet?
ERJT14J2R7U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J2R7U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much current can the ERJT14J2R7U handle at its rated 0.5W power?
At 0.5W rated power and 2.7Ω resistance, the ERJT14J2R7U can handle a maximum continuous current of approximately 430mA (I = sqrt(P/R)). Designers typically derate to 70% rated power for reliability, giving a safe continuous operating current of around 300mA.
Why choose the 1210 package of ERJT14J2R7U over a 1206 package for power applications?
The 1210 package (3.2mm × 2.5mm) provides a 56% larger footprint than the 1206 (3.2mm × 1.6mm), enabling better heat spreading and supporting 0.5W versus the 1206's typical 0.33W rating. For low-value 2.7Ω resistors carrying high currents, the extra thermal area of the 1210 significantly improves long-term reliability.
In which motor control circuit roles does the ERJT14J2R7U perform best?
The ERJT14J2R7U excels as a low-side current sensing resistor in brushed DC and stepper motor drivers, where its 2.7Ω resistance and 0.5W rating allow measurement of motor currents up to 430mA. It also suits gate resistor and snubber applications in half-bridge topologies using switches rated for 12V to 48V bus voltages.
How does the asymmetric TCR of ERJT14J2R7U influence resistance at elevated temperatures?
The -100 to +600ppm/°C TCR means resistance can rise by up to 6% per 100°C temperature increase above 25°C. In a motor drive dissipating its full 0.5W, internal heating could shift the 2.7Ω resistance by 0.16Ω, affecting current measurement accuracy by up to 6% and requiring compensation in precision feedback loops.
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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 |
|---|---|---|
| 1+ | $0.2320 | $0.23 |
| 5+ | $0.1000 | $0.50 |
| 25+ | $0.0920 | $2.30 |
| 50+ | $0.0870 | $4.35 |
| 480+ | $0.0696 | $33.41 |
| 25000+ | $0.0410 | $1025.00 |
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