ERJT14J331U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J331U is a thick film SMD resistor in a 1210 (3.2x2.5mm) package with 330Ω resistance, ±5% tolerance, 0.5W power rating, and ±200ppm/°C temperature coefficient. Available from stock with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J331U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0600(MOQ 50)
- 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 ERJT14J331U?
- 330Ω resistance at 0.5W in 1210 package for higher power current-limiting and biasing applications
- 50% greater power rating versus 1206 equivalents enabling use in higher current paths
- ±5% tolerance suitable for LED current limiting, RC networks, and voltage divider designs
- ±200ppm/°C TCR ensuring consistent performance across -40°C to +85°C industrial ranges
- 0.6mm profile height with 3.2mm length maintaining low-profile PCB assembly requirements
- RoHS and REACH compliant with Pb-free Pbfree Code Yes and JESD-609 e3 certification
What is ERJT14J331U used for?
The ERJT14J331U 330Ω, 0.5W resistor is well suited for LED current limiting on 5V and 12V supply rails, where the 330Ω value limits current to approximately 15mA from a 5V source assuming a 2V LED forward voltage, within the 0.5W rated dissipation. It is also used in power supply snubber and damping networks, RS-232 interface protection, and motor driver gate resistors where the 1210 package provides superior thermal dissipation compared to 1206 devices. Industrial control circuits, test equipment, and consumer audio amplifiers benefit from its reliable 0.5W handling in compact surface mount form.
What are the specifications of ERJT14J331U?
| 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 | 330Ω |
| 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 ERJT14J331U datasheet?
ERJT14J331U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J331U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What LED current does the ERJT14J331U provide when used as a current limiting resistor on a 5V supply?
With a 330Ω series resistor and a typical LED forward voltage of 2V, the current from a 5V supply is (5V - 2V) / 330Ω = 9.1mA. Power dissipated in the resistor is 9.1mA × 3V = 27mW, well within the 0.5W rated limit. For a 12V supply the current rises to (12V - 2V) / 330Ω = 30mA with 100mW resistor dissipation, still safely below the 0.5W thermal maximum.
How does the 0.5W power rating of ERJT14J331U in 1210 compare to using a 1206 part with 330Ω?
A standard 330Ω 1206 resistor is typically rated for 0.25W to 0.33W, while the ERJT14J331U 1210 package achieves 0.5W due to its larger 2.5mm width providing greater surface area for heat dissipation. In high-ambient-temperature industrial enclosures operating near 85°C with derating applied, the 1210 package retains more usable power budget, making it the preferred choice when the application requires continuous 0.3W or more through a 330Ω resistance.
Can ERJT14J331U be used in MOSFET gate drive circuits and what role does 330Ω play there?
In MOSFET gate drive circuits, a 330Ω gate resistor slows the turn-on and turn-off transitions of the switch, reducing dV/dt-induced EMI and suppressing ringing caused by parasitic inductance in the gate drive loop. For MOSFETs with gate charge below 50nC, a 330Ω resistor at 10V gate drive limits peak gate current to approximately 30mA and extends transition times to the nanosecond range, helping pass conducted EMI standards such as CISPR 22 Class B.
What is the delivery lead time for ERJT14J331U and is it stocked globally by major distributors?
The factory lead time for ERJT14J331U is 22 weeks from Panasonic's production schedule. However, this 330Ω 1210 5% thick film part is a commodity value in the ERJT14 series and is typically stocked by major global distributors including Digi-Key, Mouser, and RS Components, meaning quantities of hundreds to thousands of pieces are often available for immediate shipment at standard price breaks for 100, 1000, and 5000-piece orders.
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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 |
|---|---|---|
| 50+ | $0.0700 | $3.50 |
| 1000+ | $0.0620 | $62.00 |
| 2500+ | $0.0600 | $150.00 |
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