KOA WK73R1JTTD1000F 0306 100R 0.5W 1% Wide Electrode
Resistance Depth Analysis
>In the field of electronic components, although resistors are small, they are the cornerstone of circuit stability. Among them, the WK73R1JTTD1000F 0306 wide electrode resistor launched by KOA Speer Electronics has become an ideal choice for high-power applications and harsh environments due to its unique design and reliable performance.
WK73R1JTTD1000F is a specific model of the WK73R series wide terminal resistor produced by KOA Speer Electronics. This 0306 wide electrode resistor integrates multiple advanced technologies, designed to meet the stringent requirements of modern electronic devices for high reliability, high-power processing, and excellent thermal performance.
The resistor adopts a reverse geometry wide edge termination design, and its 0306 wide electrode resistor structure not only enhances the mechanical strength of the product, but more importantly, significantly improves the heat dissipation performance. This enables the 0306 wide electrode resistor to effectively conduct the heat generated during operation to the PCB board, avoiding heat concentration and ensuring the long-term stability of the component at higher power.
01 Parameter Explanation
The various parameters of WK73R1JTTD1000F reflect its refined design and manufacturing process.
The resistance value of this 0306 wide electrode resistor is 100 ohms with a tolerance of ± 1%, ensuring the accuracy of the circuit function. Its rated power is 0.5W (1/2W) and it can operate stably at an ambient temperature of 70 ° C.
In terms of size, the 0306 wide electrode resistor has a length of 1.60mm (0.063 inches), a width of 0.80mm (0.031 inches), and a maximum height of 0.55mm (0.022 inches). Despite its compact size, its wide electrode design endows it with power handling capabilities beyond conventional size resistors.
The temperature characteristic is an important advantage of this component. Its temperature coefficient (TCR) is ± 100 ppm/° C, which means that for every 1 degree Celsius change in ambient temperature, the change in resistance value is only one ten thousandth. The working temperature range of the 0306 wide electrode resistor is extremely wide, from 55 ° C to+155 ° C, which can adapt to the application requirements of most harsh environmental conditions.
02 Product Feature Analysis
WK73R1JTTD1000F is not just an ordinary resistor component, it combines multiple excellent characteristics into one.
The excellent heat dissipation is attributed to its wide terminal design. This design increases the contact area between the resistor terminal and the PCB pad, significantly reducing thermal resistance and allowing heat to be more effectively conducted from the resistor to the PCB board. The heat dissipation advantage of this 0306 wide electrode resistor directly brings higher operational reliability and longer service life.
High reliability and stability are another prominent feature of this resistor. It is manufactured using thick film technology and combined with special materials and structural design to ensure the parameter stability of the resistor during long-term use. It has excellent heat shock resistance and can withstand high-temperature welding processes such as flow soldering and reflow soldering without being easily damaged.
The enhanced mechanical strength is due to the wide electrode design. Compared to ordinary resistors, this 0306 wide electrode resistor has better resistance to mechanical and thermal stress, and can maintain stable performance in vibration and impact environments.
In terms of environmental compliance, this product meets EU RoHS requirements and AECQ200 standards, which means it has passed reliability certification in the automotive electronics field and can be used in demanding automotive electronic systems.
03 Application Fields
The unique characteristics of WK73R1JTTD1000F 0306 wide electrode resistor make it widely used in multiple fields.
In the field of automotive electronics, thanks to AECQ200 certification, this 0306 wide electrode resistor can be used in engine control units, body control systems, and various sensor circuits. Automotive electronics have extremely high requirements for temperature adaptability and reliability of components, and the wide operating temperature range of this resistor (55 ° C~+155 ° C) perfectly meets this demand.
The power management field is another important application scenario for this 0306 wide electrode resistor. It can provide stable performance in AC/DC converters, DC/DC converters, and various power distribution circuits. Its excellent heat dissipation characteristics enable the power system to operate stably under high loads, improving the overall reliability of the system.
In the field of industrial automation, especially in industrial robot control systems and power supply equipment, this 0306 wide electrode resistor can adapt to harsh conditions in industrial environments, ensuring the continuous and stable operation of production equipment.
The transportation electronic system is also an important application area for this 0306 wide electrode resistor. Whether it is rail transit or automotive electronics, their high reliability and long lifespan requirements for components can be met.
With the development of the Internet of Things and smart devices, the application of this 0306 wide electrode resistor in communication devices, smart home control boards, and other fields is constantly expanding. Its compact size and efficient performance perfectly meet the dual requirements of component miniaturization and efficiency in these applications.
The wide terminal design of this 0306 wide electrode resistor is like installing "heat dissipation fins" on the resistor. Its 100 ohm resistance, combined with high precision of ± 1% and low-temperature drift of ± 100ppm/° C, ensures stable performance in various circuits.
Whether it is sensor circuits in automotive electronics or current detection in power management systems, WK73R1JTTD1000F can provide reliable performance guarantees. Its AECQ200 certification qualification makes it a preferred component for automotive electronic design.
