ERJP14J120U Panasonic Resistor (Other) In Stock
Panasonic ERJP14J120U is a thick film surface mount resistor in 1210 case with 12Ω resistance, ±5% tolerance, 0.5W power rating, and ±200ppm/°C temperature coefficient. RoHS-compliant SMD resistor for general-purpose and industrial PCB designs with worldwide availability.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJP14J120U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0870(MOQ 250)
- 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 ERJP14J120U?
- 12Ω resistance with ±5% tolerance in space-efficient 1210 (3.2mm × 1.6mm) package
- 0.5W power rating providing robust performance for moderate power dissipation applications
- ±200ppm/°C temperature coefficient suitable for industrial temperature range designs
- RoHS-compliant and REACH-compliant thick film construction with gold-compatible terminations
What is ERJP14J120U used for?
The ERJP14J120U serves as an inrush current limiter, gate resistor, and termination resistor in power electronics, motor drives, and industrial automation equipment. Its 12Ω value and 0.5W rating make it effective for damping oscillations in gate drive circuits of MOSFETs and IGBTs operating at bus voltages up to several hundred volts. The part is also used in LED driver boards and sensor interface circuits requiring dependable passive components in 1210 SMD format.
What are the specifications of ERJP14J120U?
| 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 | 12Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 1210 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 200ppm/°C |
| Terminal Finish | MATTE TIN OVER NICKEL |
| 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 ERJP14J120U datasheet?
ERJP14J120U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJP14J120U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
At what current does ERJP14J120U reach its rated 0.5W dissipation limit?
For ERJP14J120U with 12Ω resistance, the 0.5W rated power corresponds to a maximum RMS current of approximately 204mA, derived from I = sqrt(P/R). Exceeding this value at 25°C ambient risks thermal damage, so derating is recommended above 70°C to extend component lifetime.
How suitable is ERJP14J120U as a MOSFET gate resistor in a 48V DC motor drive?
The ERJP14J120U is well-suited as a gate resistor in 48V MOSFET drive stages. Its 12Ω resistance limits gate charge current and controls dV/dt to reduce EMI, while the 0.5W rating handles typical gate drive power dissipation in switching converters operating at 20kHz to 100kHz frequencies.
How does the ±200ppm/°C temperature coefficient of ERJP14J120U affect performance across -40°C to +85°C?
With a ±200ppm/°C temperature coefficient, the ERJP14J120U's 12Ω resistance can drift up to ±0.3Ω across a 125°C operating span from -40°C to +85°C. This 2.5% drift is acceptable for general-purpose gate drive and current limiting applications but is too large for precision measurement circuits.
Is ERJP14J120U interchangeable with equivalent 1210 resistors from Yageo or Vishay?
Yes, ERJP14J120U is generally interchangeable with Yageo RC1210JK-0712RL or Vishay CRCW121012R0JNEA, which share the 1210 footprint, 12Ω ±5% resistance, and 0.5W rating. Engineers should verify the temperature coefficient and termination material before swapping to ensure equivalent reliability in their design.
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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 |
|---|---|---|
| 250+ | $0.1000 | $25.00 |
| 1250+ | $0.0920 | $115.00 |
| 2500+ | $0.0870 | $217.50 |
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