RT0603FRE135K11L YAGEO (PHYCOMP) Resistor (Resistor Chip) In Stock
YAGEO RT0603FRE135K11L is a high-precision 5.11 kΩ thin film resistor in the 0603 SMD package with 1% tolerance and 50 ppm/°C TCR. Its rectangular construction with 1.6 mm × 0.8 mm × 0.45 mm dimensions suits compact precision analog and measurement circuits. Available from stock with worldwide shipping.
- Manufacturer
- YAGEO (PHYCOMP)
- Package
- Resistor Chip
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- RT0603FRE135K11L Datasheet PDF
- Category
- Resistor
- Temp Range
- -55.0°C to 155.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 5.11 kΩ resistance with 1% tolerance and 50 ppm/°C TCR for stable, high-accuracy analog signal conditioning
- Thin film construction in a compact 0603 package (1.6 mm × 0.8 mm × 0.45 mm) minimizes PCB footprint without sacrificing precision
- RoHS and REACH compliant with lead-free termination, compatible with standard lead-free reflow soldering processes
Applications
The RT0603FRE135K11L is used in precision voltage dividers, instrumentation amplifier gain-setting networks, and analog-to-digital converter reference resistor ladders where stable 5.11 kΩ resistance with low drift is required. Its 50 ppm/°C TCR ensures resistance change of less than 0.25% across a -40°C to +85°C industrial temperature range, supporting accurate measurement in medical devices, test equipment, and sensor signal chains. The 0603 SMD form factor integrates easily into high-density precision analog PCB layouts.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 16Weeks |
| YTEOL | 12 |
| Additional Feature | HIGH PRECISION |
| Construction | Rectangular |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Package Height | 0.45mm |
| Package Length | 1.6mm |
| Package Style | SMT |
| Package Width | 0.8mm |
| Packing Method | TR, Paper, 13 Inch |
| Rated Power Dissipation (P) | 0.1W |
| Rated Temperature | 70°C |
| Resistance | 5110Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 0603 |
| Surface Mount | YES |
| Technology | THIN FILM |
| Temperature Coefficient | 50ppm/°C |
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Tolerance | 1% |
| Working Voltage | 75V |
| Package | Resistor Chip |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8533.21.00.30 |
| Country of Origin | Mainland China, Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What makes RT0603FRE135K11L suitable for precision measurement circuits compared to thick film alternatives?
The RT0603FRE135K11L uses thin film construction achieving a 50 ppm/°C temperature coefficient of resistance (TCR), which is 2 to 4 times tighter than typical thick film resistors at 100 to 200 ppm/°C. Combined with 1% initial tolerance, this ensures the 5.11 kΩ resistance drifts by less than 0.25% across a -40°C to +85°C range, critical for low-offset instrumentation amplifier and ADC reference networks.
How does the 0603 package size of RT0603FRE135K11L affect placement on high-density analog PCBs?
The 0603 package measures 1.6 mm × 0.8 mm × 0.45 mm, fitting standard IPC 0603 land patterns with a courtyard of approximately 2.0 mm × 1.2 mm. This allows up to 4 resistors per cm² on a dense analog layout, enabling compact precision gain networks, filter ladders, and divider chains without switching to less-standard 0402 components that are harder to inspect and rework.
For a transimpedance amplifier feedback network, why is the 50 ppm/°C TCR of RT0603FRE135K11L important?
In a transimpedance amplifier, the feedback resistor directly sets the current-to-voltage gain. A 50 ppm/°C TCR resistor like RT0603FRE135K11L limits gain drift to approximately 0.005% per °C, compared to 0.01% to 0.02% per °C for standard thick film parts. Over a 60°C operating range, this reduces gain error from thermal variation to well under 0.3%, maintaining signal chain accuracy for photodiode or current sensor measurements.
How does RT0603FRE135K11L compare to a standard YAGEO RC0603 series resistor for cost-sensitive designs?
The RT0603FRE135K11L thin film resistor with 50 ppm/°C TCR and 1% tolerance costs more per unit than the RC0603 thick film series, which typically offers 100 to 200 ppm/°C TCR at 1% tolerance. However, in precision voltage dividers operating over a 25°C to 85°C range, the thin film part reduces system-level calibration effort and error correction overhead, which can offset its higher unit price in instruments requiring less than 0.1% gain error.
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