ERJT14J301U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J301U is a 300Ω ±5% thick-film surface mount resistor in 1210 case rated at 0.5W with ±200ppm/°C temperature coefficient. High-power SMD resistor for demanding signal and power conditioning designs. From $0.08 in stock worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J301U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0840(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 ERJT14J301U?
- 300 Ω ±5% resistance in 1210 SMD package (3.2 mm × 2.5 mm) with 0.5W power rating
- 0.5W dissipation capacity — 52% higher than standard 1206 resistors — for higher-current applications
- ±200 ppm/°C TCR provides stable resistance across industrial temperature ranges
- Pb-free JESD-609 e3 compliant and REACH compliant for global regulatory requirements
- Rectangular 0.6 mm low-profile construction supports automated SMT pick-and-place assembly
What is ERJT14J301U used for?
The ERJT14J301U is used in higher-power signal conditioning, current limiting for high-brightness LED strings, and power supply feedback networks where a 300Ω value and 0.5W rating are needed in a compact 1210 SMD package. Its robust thick-film construction suits industrial control modules, power converters, and telecom equipment operating in environments with elevated ambient temperatures. The ±200ppm/°C TCR ensures consistent 300Ω behavior across the full industrial temperature range.
What are the specifications of ERJT14J301U?
| 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 | 300Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 1210 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 200ppm/°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 ERJT14J301U datasheet?
ERJT14J301U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J301U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What makes the 0.5W power rating of the ERJT14J301U advantageous over standard 1206 resistors?
The ERJT14J301U provides 0.5W power dissipation compared to the 0.25W or 0.33W rating of most 1206 equivalents, allowing it to handle continuous currents of approximately 41 mA at 300Ω without exceeding its thermal limit. This makes it suitable for higher-current LED driver circuits, relay pull-in resistors, and power bus voltage dividers where standard smaller resistors would need derating.
How does the 1210 package of the ERJT14J301U differ from the more common 1206 package?
The 1210 package measures 3.2 mm × 2.5 mm, giving it a 56% wider body than the 1206 (3.2 mm × 1.6 mm) in the same length. This extra width allows the ERJT14J301U to dissipate 0.5W reliably versus the 0.33W typical of 1206 resistors, while still fitting into automated SMT assembly processes and maintaining a 0.6 mm low profile for compact PCB designs.
For which industrial applications is the ERJT14J301U at 300Ω and 0.5W a preferred component?
The ERJT14J301U is preferred in industrial motor drive gate resistors, power supply snubber networks, and high-side current limiting for optocoupler drive circuits that operate at currents requiring up to 0.5W dissipation. Its 300Ω value is also well matched for pull-up resistors on open-collector industrial bus lines and for analog reference divider networks in process control instruments.
What lead time and availability considerations apply when sourcing the ERJT14J301U?
The ERJT14J301U has a factory lead time of approximately 22 weeks from Panasonic, making it important to maintain safety stock or place orders well ahead of production schedules. It has a 12-month YTEOL active lifecycle, is Pb-free, and is available through authorized distributors globally for high-volume orders of this 300Ω 1210 resistor rated at 0.5W.
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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+ | $0.1100 | $0.55 |
| 25+ | $0.1080 | $2.70 |
| 50+ | $0.1030 | $5.15 |
| 64+ | $0.0960 | $6.14 |
| 200+ | $0.0840 | $16.80 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
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