ERJT14J203U Panasonic Resistor (Other) In Stock
Panasonic ERJT14J203U is a thick film surface mount resistor in 1210 case with 20 kΩ resistance, ±5% tolerance, and 0.5 W power rating. Temperature coefficient is ±200 ppm/°C for stable performance across temperature. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Panasonic
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ERJT14J203U 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 ERJT14J203U?
- 20 kΩ resistance with ±5% tolerance in 1210 (3225 metric) surface mount case
- 0.5 W power rating providing headroom for sustained current in medium-power circuits
- ±200 ppm/°C temperature coefficient ensuring consistent resistance over operating temperature
- Package dimensions 3.2 mm × 2.5 mm × 0.6 mm with rectangular SMT footprint
- Pb-free and REACH compliant for global RoHS-compliant manufacturing environments
What is ERJT14J203U used for?
The ERJT14J203U is used in voltage divider networks, pull-up resistor arrays, and feedback gain-setting circuits in power supplies and industrial controllers where a reliable 20 kΩ value at 0.5 W is required. It suits op-amp non-inverting amplifier configurations, sensor bias networks, and ADC input attenuation where moderate impedance and stable temperature performance are priorities. The 1210 package supports robust automated assembly in automotive electronics, telecom equipment, and high-reliability industrial designs.
What are the specifications of ERJT14J203U?
| 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 | 20000Ω |
| 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 ERJT14J203U datasheet?
ERJT14J203U Datasheet DownloadOfficial datasheet from Panasonic
What are equivalent replacements for ERJT14J203U?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the ERJT14J203U perform as a feedback resistor in an op-amp voltage amplifier circuit?
In a non-inverting op-amp configuration, the 20 kΩ ERJT14J203U sets gain when paired with a ground-referenced resistor. For example, pairing it with a 10 kΩ input resistor yields a gain of 3 V/V. Its 0.5 W rating and ±200 ppm/°C coefficient are well within tolerance for DC-coupled amplifier stages operating at supply voltages up to ±15 V.
What current flows through the ERJT14J203U at maximum rated power in a 100 V circuit?
At the 0.5 W maximum power rating, the maximum current through the 20 kΩ ERJT14J203U is approximately 5 mA (I = √(P / R) = √(0.5 / 20,000) ≈ 0.005 A), corresponding to a voltage of 100 V across the resistor. This confirms it can safely operate in 48 V to 100 V bus voltage divider and bleeder circuits common in industrial power supplies.
How does the 1210 package of the ERJT14J203U compare to the 0805 and 1206 alternatives for power handling?
The 1210 case of the ERJT14J203U measures 3.2 mm × 2.5 mm and supports 0.5 W, which is double the typical 0.25 W of an 0805 resistor and 50% more than the common 0.33 W of 1206 case resistors. When circuit currents demand more than 0.33 W dissipation at 20 kΩ, the 1210 package is the most space-efficient surface mount option before moving to through-hole or larger SMT formats.
Is the ERJT14J203U appropriate for precision voltage dividers in industrial sensor circuits?
The ERJT14J203U's ±5% tolerance is suitable for general-purpose voltage dividers where overall accuracy requirements are relaxed to ±10% or more. For precision sensor conditioning requiring better than ±1% divider accuracy, the ERJT14F203U with ±1% tolerance should be selected instead. Both variants share the same 1210 package, 0.5 W rating, and ±200 ppm/°C temperature coefficient, making them interchangeable from a footprint perspective.
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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 |
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