ERJT14J2R0U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J2R0U is a thick film 1210 chip resistor with 2Ω resistance, ±5% tolerance, and 0.5W power rating. It features a -100 to +600ppm/°C temperature coefficient in a 3.2mm SMT package, ideal for low-resistance current sensing and protection circuits. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J2R0U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0392(MOQ 5)
- 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 ERJT14J2R0U?
- Ultra-low 2Ω resistance with ±5% tolerance for current sensing and shunt applications
- 0.5W power rating in a 1210 (3225 metric) SMT package capable of handling up to 500mA
- Asymmetric -100 to +600ppm/°C TCR suited for thick film low-resistance design requirements
- RoHS compliant and Pb-free with JESD-609 e3 classification for global market compliance
- Rectangular 3.2mm x 2.5mm x 0.6mm chip body for stable SMT placement and soldering
- 12-year YTEOL ensuring long-term supply for product lifecycle planning
What is ERJT14J2R0U used for?
The ERJT14J2R0U is designed for low-resistance applications such as current sensing, inrush current limiting, and motor overcurrent protection in industrial automation and power electronics. With its 0.5W rating and 2Ω resistance, it is effective as a series protection element in DC-DC converter output stages and battery protection circuits operating up to 1A. Its 1210 surface-mount form factor allows compact integration in power management modules and charging circuits for consumer and industrial devices.
What are the specifications of ERJT14J2R0U?
| 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 | 2Ω |
| 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 ERJT14J2R0U datasheet?
ERJT14J2R0U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J2R0U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much current can ERJT14J2R0U safely carry for current sensing applications?
The ERJT14J2R0U is rated at 0.5W with a 2Ω resistance, allowing it to safely carry a continuous current of approximately 500mA before exceeding its thermal limit. For current sensing applications where the voltage developed across the resistor is measured (V = I x 2Ω), a 250mA sense current produces a 0.5V signal readily detectable by standard microcontroller ADC inputs with 10-bit to 12-bit resolution.
What does the asymmetric -100 to +600ppm/°C temperature coefficient mean for ERJT14J2R0U circuit performance?
The asymmetric -100 to +600ppm/°C TCR means the ERJT14J2R0U's 2Ω resistance can shift upward by up to 1.2Ω over a 100°C temperature rise, a characteristic of thick film low-resistance construction. Designers should account for this positive drift in overcurrent threshold calculations, as the protection trip point will shift upward at elevated temperatures. For tighter thermal stability, metal film or current sense resistors with ±50ppm/°C or lower should be considered.
How does the 1210 package size of ERJT14J2R0U affect its power handling compared to smaller 0805 chip resistors?
The 1210 package (3.2mm x 2.5mm) of the ERJT14J2R0U provides a larger thermal mass and PCB copper contact area than the 0805 (2mm x 1.25mm), enabling its 0.5W power rating versus the 0.25W typical for 0805 resistors. This doubled power capability allows the 1210 to safely handle twice the continuous current, making it the preferred choice for series protection and sensing resistors in circuits where current exceeds 300mA.
What is the factory lead time for ERJT14J2R0U and how should it factor into procurement planning?
The ERJT14J2R0U has a 22-week factory lead time from Panasonic, meaning orders placed today will deliver approximately 5 to 6 months later. Engineering teams should design safety stock into production plans, targeting at least 3 months of buffer inventory. With a 12-year YTEOL rating, the part is expected to remain in production until approximately 2036, giving long-lifecycle product designers confidence in component availability over an extended manufacturing horizon.
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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 |
| 1000+ | $0.0870 | $87.00 |
| 15000+ | $0.0410 | $615.00 |
| 20000+ | $0.0392 | $784.00 |
In Stock · 24h Response · Worldwide Shipping
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