0402WGF2001TCE - 2kOhm 1% 1/16W 0402 Thick Film Chip Resistor | UNI-ROYAL
MPN: 0402WGF2001TCE β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0.0013 | $0.00 |
| 10 | $0.0013 | $0.01 |
| 100 | $0.0011 | $0.11 |
| 500 | $0.0008 | $0.40 |
| 1,000 | $0.0006 | $0.60 |
0402WGF2001TCE Overview
A fixed chip resistor is the most fundamental passive component in electronics: a two-terminal surface-mount device whose resistance limits current, divides voltage, or sets bias points in a circuit. Chip resistors belong to the broader hierarchy of fixed resistors -> passive components -> electronic components, and the 0402 size is one of the most widely used imperial chip sizes for high-density consumer and industrial PCBs, sitting below 0603 and above 0201 in the package family.
Key features of the 0402WGF2001TCE include its 1% resistance tolerance, which is sufficient for most analog precision and pull-up/pull-down applications without the cost of 0.5% or 0.1% precision grades; the plus or minus 100 ppm/C temperature coefficient, which keeps resistance drift below about 0.02% over a 20 C ambient swing; and the wide -55 C to +155 C operating temperature range suitable for automotive-adjacent and industrial environments.
The device uses a thick film resistive element printed on a high-purity alumina ceramic substrate with nickel-plated termination caps and a tin (Sn) overplate for solderability in both flow and reflow soldering processes, per the manufacturer datasheet. The thick film process delivers excellent stability, low cost, and compatibility with high-speed pick-and-place assembly machines, reducing overall assembly cost.
Typical applications include pull-up and pull-down resistors for MCUs and I2C lines, voltage dividers in battery-powered consumer devices, gain-setting networks around op-amps, LED current limiting in compact designs, and general BOM consolidation in IoT wearables and smartphone-class hardware where 0402 density is required.
A key design consideration: at 62.5 mW rating, ensure power derating above 70 C ambient per the datasheet derating curve, and avoid exceeding the 50 V overload voltage in divider chains connected to higher rails.
This page synthesizes distributor pricing, footprint-compatible alternatives from multiple manufacturers, and practical derating design notes not found in the manufacturer datasheet.
Drop-in alternatives for 0402WGF2001TCE β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with 0402WGF2001TCE (same form factor and footprint) β differing in Resistance, RoHS Status, Temperature Coefficient, Tolerance, Operating Temperature.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
RC0402FR-072KL
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
ERJ-2RKF2001X
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
CRCW04022K00FKED
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
MCR01MZPF2001
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
CR0402-FX-2001GLF
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
CRGP0402F2K0
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
RG1005P-202-D-T5
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
0402WGF2001TCE Maximum Ratings & Electrical Characteristics
| Resistance | 2 kOhm |
| Tolerance | +-1% |
| Power Rating | 62.5 mW (1/16 W) |
| Composition | Thick Film |
| Temperature Coefficient | +-100 ppm/C |
| Maximum Overload Voltage | 50 V |
| Operating Temperature | -55C to +155C |
| Package / Case | 0402 (1005 Metric) |
| Mounting Type | Surface Mount |
| Terminations | 2 |
| Termination Plating | Ni, Sn (tin overplate) |
| Soldering Method | Flow and reflow soldering |
| RoHS Status | RoHS Compliant |
| Packaging | Tape & Reel (T/R-10000) |
| Number of Resistors | 1 |
0402WGF2001TCE 0402 (1005 metric) Pin Configuration Guide
Pin configuration for 0402WGF2001TCE (0402 (1005 metric) package). Pin numbering, functions, and connection diagrams are defined in the manufacturer datasheet. Refer to it for the exact footprint and soldering guidelines.
No detailed pinout data available for 0402WGF2001TCE.
Refer to the datasheet for full pin configuration.
Typical Applications
0402WGF2001TCE is suitable for 6 applications: MCU Pull-Up / Pull-Down Networks, I2C Bus Termination, Voltage Dividers in Battery-Powered Devices, Op-Amp Gain-Setting Networks, LED Current Limiting, High-Density Consumer and IoT PCB Assembly.
MCU Pull-Up / Pull-Down Networks
The 0402WGF2001TCE is widely used as a pull-up or pull-down resistor for microcontroller GPIO, reset, and enable lines. Its 2 kOhm value gives a moderately strong pull: at 3.3 V it sources about 1.65 mA, which is strong enough to defeat board-level leakage and noise coupling while staying well inside the 62.5 mW rating (only about 5.4 mW at continuous low level). The 1% tolerance keeps logic threshold margins predictable across production lots, and the 100 ppm/C coefficient ensures the divider point shifts negligibly over the -55 C to +155 C range. In dense MCU boards, the 0402 (1005 metric) footprint allows pull networks to be placed directly under BGA fanout or beside fine-pitch connectors, and the commodity pricing under $0.002 makes it ideal for BOM consolidation across dozens of net positions.
Recommended
I2C Bus Termination
For I2C buses at 3.3 V with moderate capacitance, 2 kOhm pull-ups such as the 0402WGF2001TCE provide fast rising edges that support 400 kHz Fast-mode and even 1 MHz Fast-mode-plus operation on short traces. With a 3.3 V rail, each pulled-low event dissipates 5.4 mW, far below the 62.5 mW rating, so bus loading is never a thermal concern. The 1% tolerance keeps the effective parallel resistance of dual pull-ups within spec even when two devices both integrate pull-ups. Because the part is rated to +155 C and -55 C, it is valid for industrial-temperature I2C sensors and EEPROMs. The 0402 size allows termination resistors to be placed right at the last device on the bus, minimizing stub length and reflections on higher-speed segments.
Recommended
Voltage Dividers in Battery-Powered Devices
The 0402WGF2001TCE serves as the upper or lower leg of battery-voltage monitoring dividers in portable and wearable products. Paired with another 2 kOhm or a larger value, it scales a 4.2 V lithium cell down to an ADC input range; at 2 kOhm upper resistance the divider draws roughly 1 mA at full battery voltage (about 4 mW), which the 62.5 mW rating handles with huge margin. The 1% tolerance contributes only about 10 mV of uncertainty at a 2:1 divide ratio, acceptable for fuel-gauge-style monitoring with MCU calibration. The 100 ppm/C drift adds under 0.02% across a 20 C ambient swing, and the 50 V overload voltage comfortably covers multi-cell or USB-voltage sensing when combined with higher-value series resistors. The 0402 footprint keeps the divider beside the ADC pin.
Recommended
Op-Amp Gain-Setting Networks
In op-amp inverting and non-inverting gain stages, the 0402WGF2001TCE can set gain as a feedback or input resistor where 2 kOhm values suit low-noise, low-impedance design points. At typical op-amp output swings of a few volts, feedback current through 2 kOhm stays around 1-2 mA, or 2-8 mW, safely within the 62.5 mW rating. The 1% tolerance yields gain error of roughly 2% worst case for a single pair, which is adequate for AC-coupled audio and sensor conditioning, and the 100 ppm/C coefficient keeps gain drift minimal. The thick film construction contributes negligible excess noise for general-purpose signal chains, and the small 0402 body allows placement directly at the summing junction, minimizing parasitic node area and improving stability in compact multichannel boards.
Recommended
LED Current Limiting
The 0402WGF2001TCE works as a series current-limit resistor for indicator LEDs at low drive levels. With a 3.3 V rail and a typical 2.0 V red LED forward voltage, 2 kOhm limits current to about 0.65 mA, dissipating only 0.85 mW, which is far within the 62.5 mW rating and ideal for always-on status LEDs where battery life matters. For brighter indication at 5 V, current rises to roughly 1.5 mA and dissipation to 4.5 mW, still negligible thermally. The 1% tolerance gives consistent brightness across a production batch, and the -55 C to +155 C range covers automotive backlighting and outdoor displays. The 0402 (1005 metric) package fits under LEDs in dense indicator arrays on wearable and IoT housings.
Recommended
High-Density Consumer and IoT PCB Assembly
As a JLCPCB/LCSC stocked basic part (C4109) priced from about $0.0013, the 0402WGF2001TCE is a workhorse for high-volume consumer, wearable, and IoT PCB assembly where thousands of resistor placements dominate the BOM. The thick film element survives both flow and reflow soldering per the datasheet, and its small, light body is optimized for high-speed pick-and-place nozzles, reducing assembly time and cost. With 6.4 million units of distributor stock as of 2026-09-14, line-down risk from allocation is minimal, and the T/R-10000 reel format feeds assembly machines directly. Engineers standardize on this MPN across pull-ups, dividers, and series elements to consolidate reel inventory and qualify a single 0402 2 kOhm component across multiple product platforms.
Recommended
Recommended Products Summary
Engineering reference data for 0402WGF2001TCE β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | RC0402FR-072KL | ERJ-2RKF2001X | CRCW04022K00FKED | MCR01MZPF2001 |
|---|---|---|---|---|---|
| Package | 0402 (1005 Metric) | 0402 (1005 Metric) - same | 0402 (1005 Metric) - same | 0402 (1005 Metric) - same | 0402 (1005 Metric) - same |
| Brand | UNI-ROYAL (Uniroyal Elec) | YAGEO | Panasonic | Vishay Intertechnology | ROHM Semiconductor |
| Resistance | 2 kOhm | 2 kOhm | 2 kOhm | 2 kOhm | 2 kOhm |
| Tolerance | +-1% | +-1% | +-1% | +-1% | +-1% |
| Power Rating | 62.5 mW (1/16 W) | 62.5 mW (1/16 W) | 100 mW (1/10 W) | 62.5 mW (1/16 W) | 100 mW (1/10 W) |
| Temperature Coefficient | +-100 ppm/C | +-100 ppm/C | +-100 ppm/C | +-100 ppm/C | +-100 ppm/C |
| Operating Temperature | -55C to +155C | -55C to +155C | -55C to +155C | -55C to +155C | -55C to +155C |
| Composition | Thick Film | Thick Film | Thick Film | Thick Film | Thick Film |
Key Differentiators
- Extreme cost advantage (vs RC0402FR-072KL)
- Massive stocked availability (vs ERJ-2RKF2001X)
- Identical footprint enables multi-sourcing (vs CRCW04022K00FKED)
Design Notes
Respect the 62.5 mW rating and its temperature derating. At 2 kOhm, the maximum continuous voltage for full power is about 11 V (V = sqrt(P x R) = sqrt(0.0625 x 2000) ~ 11.2 V), well below the 50 V overload limit. Estimated: above 70 C ambient, derate linearly to zero dissipation at +155 C per the typical thick film derating curve; e.g., at 125 C ambient keep dissipation under roughly 18 mW.
Use the standard 0402 (1005 metric) land pattern with pad extensions of about 0.25-0.35 mm per side to allow visual solder fillet inspection. For reflow, follow the manufacturer datasheet recommended profile with peak temperature around 245-250 C for lead-free (Sn-plated terminations). Avoid placing 0402 parts within 1 mm of board edge if panel depaneling stress is expected, as ceramic chip bodies are sensitive to flex cracking.
Do not exceed the 50 V overload voltage in divider chains connected to higher rails such as 48 V buses - series the 0402WGF2001TCE with higher-voltage-rated resistors. Also, 1% thick film parts are not a substitute for precision references: for ratio-critical circuits, use matched networks or 0.1% thin film grades, since tolerance errors of the two divider legs add rather than cancel unless sourced from the same reel and lot.
Compliance Information
RoHS compliant per JLCPCB and LCSC product listings. Sn (tin) termination plating suitable for lead-free reflow. REACH, halogen-free, and AEC-Q200 status not stated in retrieved data.
