ERJP14F1801U Panasonic Resistor (Other) In Stock
Panasonic ERJP14F1801U is a thick film surface mount resistor in 1210 package with 1.8kΩ resistance, ±1% tolerance, 0.5W power rating, and ±100ppm/°C temperature coefficient. Ideal for precision biasing and feedback networks. Available from stock worldwide with fast shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJP14F1801U Datasheet PDF
- Category
- Resistor
- Price
- From $0.0532(MOQ 5000)
- 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 ERJP14F1801U?
- 1.8kΩ precision resistance with tight ±1% tolerance for accurate voltage divider and bias circuits
- 0.5W power rating in 1210 (3.2mm × 1.6mm) package enabling higher current handling than 0805 alternatives
- ±100ppm/°C temperature coefficient for stable performance across -55°C to +155°C operating range
- AEC-Q200 compliant thick film construction suitable for automotive and industrial applications
- RoHS compliant with e3 JESD-609 code for lead-free manufacturing processes
What is ERJP14F1801U used for?
The ERJP14F1801U serves as a precision feedback resistor in op-amp amplifier circuits, voltage reference networks, and current-setting resistors in LED driver ICs requiring stable 1.8kΩ resistance at elevated power levels. Its 0.5W rating makes it appropriate for power supply feedback dividers, relay drive circuits, and motor control current sensing applications where 0402 or 0603 resistors lack sufficient power dissipation capability. Industrial control equipment, automotive sensor modules, and telecommunications power amplifiers benefit from its tight ±1% tolerance and low temperature coefficient.
What are the specifications of ERJP14F1801U?
| 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 | 1800Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 1210 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 100ppm/°C |
| Terminal Finish | Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Tolerance | 1% |
| 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 ERJP14F1801U datasheet?
ERJP14F1801U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJP14F1801U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the ERJP14F1801U handle power dissipation in an op-amp feedback network with a 5V supply and 2.78mA feedback current?
At 2.78mA through the 1.8kΩ ERJP14F1801U, power dissipation is I²R = (2.78mA)² × 1.8kΩ ≈ 13.9mW, far below the 0.5W maximum rating. This 2.8% utilization of the power rating provides excellent thermal margin even at elevated ambient temperatures of 85°C. The 1210 package thermal mass also helps distribute heat across the PCB solder pads, making derating to 70% of rated power straightforward for designs targeting 105°C ambient environments.
For a precision 5V to 1.25V reference divider using ERJP14F1801U as the lower leg, what upper resistor value is required?
To produce 1.25V output from a 5V supply using the 1.8kΩ ERJP14F1801U as the lower leg, the upper resistor must be R_upper = R_lower × (V_in - V_out) / V_out = 1.8kΩ × (5V - 1.25V) / 1.25V = 1.8kΩ × 3 = 5.4kΩ. A standard E96 value of 5.36kΩ or E24 value of 5.6kΩ would be used in practice, with the ±1% tolerance on both resistors keeping output voltage accuracy within ±2% of 1.25V, suitable for voltage reference circuits in ADC applications.
When is the 1210 package of ERJP14F1801U preferred over an equivalent 0805 resistor for automotive under-hood installations?
The 1210 package provides a larger thermal pad area of approximately 5.12mm² compared to the 0805's 2.0mm², improving heat dissipation into the PCB at high ambient temperatures above 85°C typical of under-hood automotive environments. Additionally, the 1210 package's 0.5W rating versus the 0805's 0.33W supports higher continuous power loads without derating, which is critical for current-setting and pull-up resistors in automotive ECUs where temperatures can sustain at 125°C for extended periods. The ±100ppm/°C coefficient keeps resistance drift to ±1% across the AEC-Q200 automotive temperature range.
What is the resistance tolerance of ERJP14F1801U and how does it compare to the ERJP14J1801U for non-critical biasing applications?
The ERJP14F1801U carries a ±1% resistance tolerance on its 1.8kΩ value, meaning actual resistance falls between 1782Ω and 1818Ω. The ERJP14J1801U is the ±5% tolerance variant of the same 1210 package 1.8kΩ resistor. For non-critical biasing applications such as pull-up resistors or decoupling network impedance matching where ±5% variation has no functional impact, the ±5% J-suffix variant offers a cost advantage. The ±1% F-suffix ERJP14F1801U is warranted for precision feedback dividers or current-setting circuits where resistance accuracy directly affects circuit gain or current accuracy.
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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 |
|---|---|---|
| 5000+ | $0.0870 | $435.00 |
| 10000+ | $0.0840 | $840.00 |
| 20000+ | $0.0582 | $1164.00 |
| 25000+ | $0.0557 | $1392.50 |
| 30000+ | $0.0532 | $1596.00 |
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