ERJT14J161U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J161U is a thick-film SMD resistor in 1210 case with 160 Ω resistance, ±5% tolerance, 0.5 W power rating, and ±200 ppm/°C temperature coefficient. Large 3.2×2.5×0.6 mm body handles higher power in LED driver and power-conditioning circuits. Available from stock with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J161U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0870(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 ERJT14J161U?
- 160 Ω resistance with ±5% tolerance for LED current-limiting and load resistor applications
- 0.5 W power rating in 1210 case for twice the thermal capacity of 0805 alternatives
- ±200 ppm/°C temperature coefficient ensuring stable resistance across wide operating ranges
- Thick-film rectangular SMT construction compatible with standard automated reflow assembly
- RoHS-compliant and lead-free (JESD-609 e3) meeting global environmental regulations
- Wider 2.5 mm body of 1210 package aids heat dissipation to PCB copper pour
What is ERJT14J161U used for?
The ERJT14J161U is used as a current-limiting resistor for high-brightness LED strings and indicator arrays driven from 5 V or 12 V rails, where the 0.5 W continuous rating accommodates the higher forward currents needed for bright illumination without thermal derating. It is also applied as a load resistor and snubber element in DC-DC converter output stages and relay driver circuits, where the 1210 package's 160 Ω resistance and robust power handling ensure reliable operation across automotive and industrial temperature profiles.
What are the specifications of ERJT14J161U?
| 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 | 160Ω |
| 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 ERJT14J161U datasheet?
ERJT14J161U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J161U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the ERJT14J161U limit current through a high-brightness LED driven from a 12 V supply?
Connecting the ERJT14J161U (160 Ω) in series with a high-brightness LED with a 3.2 V forward voltage from a 12 V rail results in approximately 55 mA of forward current. The resistor then dissipates around 484 mW, which is within its 0.5 W continuous rating, ensuring safe operation in well-ventilated PCB environments.
When would an engineer select the 1210 package of the ERJT14J161U over a smaller 0805 or 1206 variant?
The ERJT14J161U's 1210 package is chosen when the design requires more than the 0.25 W (0805) or 0.33 W (1206) ratings, specifically when continuous dissipation approaches 0.5 W. The larger 3.2 mm × 2.5 mm footprint also spreads heat more effectively across the PCB, reducing junction temperature in high-ambient industrial or automotive enclosures where thermal management is constrained.
How does the ±200 ppm/°C TCR of the ERJT14J161U affect LED current stability over temperature?
Over a 100°C operating span, the ±200 ppm/°C TCR shifts the 160 Ω resistance by up to ±3.2 Ω, which translates to a ±2% variation in LED current. For standard indicator and backlighting applications this drift is acceptable, but designers requiring tightly controlled brightness across temperature extremes should combine the ERJT14J161U with a constant-current LED driver to compensate for both resistor and LED forward-voltage variation.
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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+ | $0.1000 | $0.50 |
| 25+ | $0.0920 | $2.30 |
| 50+ | $0.0870 | $4.35 |
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