ERJT14J511U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J511U is a thick film surface mount resistor in a 1210 package with 510Ω ±5% tolerance, 0.5W power rating, and ±200ppm/°C temperature coefficient. Available in stock with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J511U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0570(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 ERJT14J511U?
- 510Ω resistance with ±5% tolerance for current limiting, biasing, and impedance matching
- 0.5W power rating enabling higher power dissipation than 1206 resistors in SMD designs
- ±200ppm/°C temperature coefficient ensuring stable resistance across industrial temperature ranges
- 1210 SMD package (3.2mm × 2.5mm × 0.6mm) providing improved heat dissipation over smaller packages
- RoHS compliant and Pb-free per JESD-609 e3 for environmentally regulated product lines
What is ERJT14J511U used for?
The ERJT14J511U is used in LED current-limiting circuits, relay coil protection networks, and transistor base bias resistors in 12V to 24V industrial and automotive control systems requiring a 510Ω value at higher power levels. Its 1210 package provides a larger footprint than 1206 alternatives, improving thermal dissipation in densely populated SMD boards operating in elevated-temperature environments. The Pb-free, RoHS-compliant construction makes it suitable for OEM automotive electronics, industrial automation controllers, and telecommunications power management boards.
What are the specifications of ERJT14J511U?
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| 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 | 510Ω |
| 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 ERJT14J511U datasheet?
ERJT14J511U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J511U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What continuous current can flow through the ERJT14J511U 510Ω resistor within its 0.5W power limit?
At 510Ω and a 0.5W power rating, the ERJT14J511U supports a maximum continuous current of approximately 31mA (from P = I²R, I = √(0.5/510) ≈ 0.031A). This is sufficient for driving standard indicator LEDs or providing base current to bipolar transistors in 5V to 24V switching circuits, with ample thermal headroom at typical ambient temperatures of 25°C to 70°C.
How does the ERJT14J511U compare to a 1206 resistor for thermal performance in 24V industrial circuits?
In a 24V circuit with a 510Ω resistor, the power dissipation reaches about 1.1W — exceeding the 0.33W rating of a 1206 package. The ERJT14J511U in a 1210 package rates 0.5W and requires derating above 70°C, but its larger 3.2mm × 2.5mm pad area spreads heat more effectively into the PCB copper pour, enabling more reliable operation in industrial control boards running at elevated ambient temperatures compared to 1206 alternatives.
Is the ERJT14J511U a suitable candidate for relay coil protection resistors in industrial automation?
Yes, the ERJT14J511U at 510Ω is commonly placed in series with relay coil circuits to limit inrush current and reduce voltage spikes during switching transients in 24V industrial automation systems. Its 0.5W power rating supports sustained coil drive currents of up to 30mA, and the ±200ppm/°C temperature coefficient ensures coil current remains predictable across the -40°C to +125°C temperature range typical of industrial PLC and relay control environments.
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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 |
|---|---|---|
| 5+ | $0.0600 | $0.30 |
| 25+ | $0.0590 | $1.47 |
| 50+ | $0.0570 | $2.85 |
In Stock · 24h Response · Worldwide Shipping
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