October 17, 2025
307
In today’s electronics market, miniaturization and reliability are paramount. The RC0100FR-074K42L from YAGEO meets these demands with its ultra-compact 01005 package (0402 metric), 4.42kΩ ±1% precision, and moisture-resistant thick film construction. Designed for applications like wearables, IoT devices, and medical electronics, this resistor combines performance with space efficiency. Read on to explore its technical specifications, selection guidelines, and competitive advantages.
The RC0100FR-074K42L is a surface-mount thick film resistor from YAGEO’s RC_L series, offering:
Resistance: 4.42 kΩ ±1% tolerance
Power Rating: 0.03W (1/32W)
Package: 01005 (0.4mm x 0.2mm), tape & reel packaging
Temperature Coefficient: ±200ppm/°C
Operating Range: -55°C to +125°C
| Parameter | Value | Source |
|---|---|---|
| Resistance | 4.42 kΩ ±1% | YAGEO Datasheet |
| Power Rating | 0.03W (1/32W) | IEC 60115-1 |
| Dimensions | 0.016" x 0.008" (0.40mm x 0.20mm) | YAGEO Mechanical Drawing |
| Temperature Coefficient | ±200ppm/°C | MIL-STD-202 Method 304 |
When choosing the RC0100FR-074K42L:
Power Requirements: Ensure your circuit operates below 0.03W to avoid overheating.
Space Constraints: Ideal for PCB designs with limited area (e.g., wearables).
Environmental Conditions: Moisture-resistant design suits humid environments.
Wearable Devices: Heart rate monitors, smartwatches.
IoT Sensors: Temperature/humidity sensors with tight layouts.
Medical Electronics: Hearing aids, implantable devices.
According to Electronics Trend Journal 2023, demand for 01005 resistors grew by 18% YoY, driven by:
Proliferation of 5G and IoT devices
Adoption of high-density PCB designs
| Model | Resistance | Package | TCR | Advantage |
|---|---|---|---|---|
| RC0100FR-074K42L | 4.42kΩ ±1% | 01005 | ±200ppm/°C | Moisture-resistant |
| Competitor A | 4.42kΩ ±5% | 0201 | ±400ppm/°C | Lower cost |
Why Choose RC0100FR-074K42L? Superior precision and smaller footprint justify its premium for critical applications.
15V (derated per IEC 60115-1).
No – use AEC-Q200 qualified resistors for automotive.
Follow IPC/JEDEC J-STD-020 reflow profiles.
Yes, if PCB layout accommodates 01005 footprints.
Standard 8-12 weeks; 10,000 units/reel.
YAGEO plans to release 008004 (0.25mm x 0.125mm) resistors by 2025, further pushing miniaturization limits.
For pricing and samples: [email protected]
Note: Specifications subject to change. Refer to YAGEO’s official datasheet for latest details.
