RN73C2A1K62B TE Connectivity Resistor (Resistor Chip) In Stock
TE Connectivity RN73C2A1K62B is a thin film precision 0805 resistor with 1.62 kohm resistance at ±0.1% tolerance and ±10 ppm/°C TCR. Ideal for high-accuracy reference and measurement circuits. Available from authorized distributors with worldwide shipping.
- Manufacturer
- TE Connectivity
- Package
- Resistor Chip
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- RN73C2A1K62B Datasheet PDF
- Category
- Resistor
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-tight ±0.1% tolerance guarantees precise resistance accuracy for demanding metrology, calibration, and precision measurement applications
- Extremely low ±10 ppm/°C temperature coefficient maintains resistance stability over wide temperature excursions in reference circuit designs
- 100 mW power rating in the 0805 SMT package suits precision ADC front-end, instrumentation amplifier, and sensor conditioning designs
- Thin film construction provides excellent long-term stability and superior noise performance compared to thick film resistors
Applications
The RN73C2A1K62B is designed for precision instrumentation amplifiers, ADC reference networks, and voltage dividers where tight resistance accuracy and thermal stability are critical. Its ±0.1% tolerance and ±10 ppm/°C TCR make it ideal for medical measurement equipment, calibration standards, and high-accuracy data acquisition systems. The compact 0805 SMT package integrates smoothly into automated PCB assembly workflows for high-volume production.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the ±0.1% tolerance of the RN73C2A1K62B compare to standard 1% resistors for precision circuit designs?
The RN73C2A1K62B offers ±0.1% tolerance, which is 10 times tighter than a standard 1% resistor, resulting in at most ±1.62 ohm variation from the nominal 1.62 kohm value. This precision is essential for instrumentation amplifiers, ADC reference dividers, and calibration circuits where resistance error directly affects measurement accuracy.
Why does the ±10 ppm/°C temperature coefficient of the RN73C2A1K62B matter for measurement equipment?
A ±10 ppm/°C TCR means the resistance shifts by at most 10 ppm per degree of temperature change. Over a 50 °C operating range, the total drift is limited to 500 ppm, ensuring measurement accuracy stays within bounds for industrial sensors, medical devices, and precision signal conditioning circuits requiring stable performance.
For which precision analog circuit stages is the RN73C2A1K62B preferred over thick film alternatives?
The RN73C2A1K62B is preferred over thick film resistors in instrumentation amplifier gain networks, precision voltage dividers for 16-bit ADC inputs, medical-grade sensor interfaces, and laboratory reference sources where both the ±0.1% initial tolerance and the ±10 ppm/°C thermal drift directly limit system measurement accuracy.
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About TE Connectivity
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