| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Vishay / Dale |
RES KIT 51.1-100K 1/16W 3200PCS |
14 |
|
 |
Vishay / Dale |
RESISTR KIT 47-511K 1/8W 1960PCS |
18 |
|
 |
Vishay / Dale |
RES KIT 47-511K 1/10W 1960PCS |
14 |
|
 |
Vishay / Dale |
RESISTOR KIT 0-1M 1/8W 6100PCS |
6 |
|
 |
Vishay / Dale |
RES KIT 10-332K 1/10W 2200PCS |
91 |
|
 |
Vishay / Dale |
RESISTOR KIT 0-1M 1/16W 12200PCS |
31 |
|
 |
Vishay / Dale |
LAB KIT D10/CRCW0402 100 1/4 E96 |
0 |
|
 |
Vishay / Dale |
LAB KIT D11/CRCW0603 100 1/4 E96 |
9 |
|
 |
Vishay / Dale |
LAB KIT D12/CRCW0805 100 1/4 E96 |
0 |
|
 |
Vishay / Dale |
RES KIT 100-221K 1/5W 1640PCS |
3 |
|
 |
Vishay / Dale |
RESISTOR KIT 0-1M 1/4W 6100PCS |
6 |
|
 |
Vishay / Dale |
LAB KIT D25/CRCW1206 100 1/4 E96 |
4 |
|
 |
Vishay / Dale |
RESISTOR KIT 0-1M 1/10W 6100PCS |
10 |
|
 |
Vishay / Dale |
RES KIT 47-221K 1/16W 3600PCS |
48 |
|
 |
Vishay / Dale |
RESISTR KIT 47-100K 1/4W 1600PCS |
1 |
|
KitsResistor Kits are comprehensive sets containing multiple resistor types, values, and packages. They serve as essential tools for electronics engineers, hobbyists, and educators to test, prototype, and optimize circuits. Resistors regulate current flow, divide voltages, and terminate signals in electronic systems. Their importance spans modern industries, including telecommunications, automotive electronics, medical devices, and IoT systems.
| Type | Functional Features | Application Examples |
|---|---|---|
| Carbon Film Resistors | Low noise, high stability, cost-effective | Consumer electronics, audio amplifiers |
| Metal Film Resistors | High precision (< 0.5%), low temperature coefficient | Industrial measurement equipment |
| Wirewound Resistors | High power handling (>1W), accurate tolerances | Power supplies, motor controllers |
| Variable Resistors (Potentiometers) | Adjustable resistance, analog signal control | Volume controls, sensor calibration |
| SMD Resistor Arrays | Miniaturized, low inductance, high-density packaging | Smartphones, wearable devices |
A typical resistor kit includes:
- Resistive Elements: Carbon composition, metal oxide, or ceramic materials
- Terminals: Tin-plated copper or silver alloy for soldering
- Insulation Coating: Epoxy or silicone for environmental protection
- Marking: Color bands or laser-printed numerical codes (e.g., "473" = 47k )
Advanced kits may integrate zero-ohm jumpers and precision resistor networks for surface-mount prototyping.
| Parameter | Importance |
|---|---|
| Resistance Range | Determines current/voltage regulation capability (e.g., 1 10M ) |
| Power Rating | Defines maximum power dissipation (e.g., 0.25W 5W) |
| Tolerance | 0.1% (precision) to 5% (general-purpose) |
| Temperature Coefficient | Impacts stability (e.g., 25ppm/ C for metal film) |
| Voltage Rating | Prevents dielectric breakdown (e.g., 200V 1kV) |
| Manufacturer | Representative Product | Unique Features |
|---|---|---|
| Yageo | CRCW Series | 0.1% tolerance, AEC-Q200 automotive qualification |
| Vishay | MRS25 | Non-inductive wirewound resistors (10kV withstand voltage) |
| Ohmite | 500 Series | High-power aluminum-housed resistors (50W rating) |
| Bourns | 3296 Trimmer | Multi-turn precision adjustment ( 0.25%) |
Key considerations:
- Application Type: Use SMD resistors for space-constrained PCBs, wirewound for high power
- Environmental Factors: Select flame-retardant (FR) resistors for industrial environments
- Budget Constraints: Carbon film resistors cost ~$0.02/unit vs. $0.50/unit for precision metal film
Case Study: Designing a 100W LED driver requires selecting resistors with at least 5W power rating and 1% tolerance to ensure consistent current regulation.
Emerging trends include:
- Miniaturization: 0201 package size (0.6mm 0.3mm) for high-density PCBs
- Integration: Resistor networks combining 10+ elements in single IC packages
- Material Innovation: Graphene-enhanced resistors with 5ppm/ C stability
- Environmental Compliance: RoHS-compliant lead-free terminations
- Digital Resistor Kits: Smart resistor arrays with programmable resistance values via I2C interfaces