RK73B1HTTC151J
Small thick film resistors for surface-mount electronic circuits
Manufacturer： koa-speer
series introduction
# Introduction to the RK73B1HTTC151J Product Series
## 1. Overview
The RK73B1HTTC151J belongs to a specialized series of electronic components, specifically resistors. Resistors are fundamental building - blocks in electronic circuits, and this product series is designed to meet a wide range of requirements in various electronic applications.
## 2. Product Naming Convention
Let's break down the product code "RK73B1HTTC151J" to understand its key features:
- **RK**: This is likely the brand or product line identifier specific to the manufacturer. It represents the overall family of components produced by the company, which may share certain design and quality standards.
- **73**: This could indicate a particular series or model within the RK product range. Different series may have distinct characteristics such as size, power rating, or tolerance levels.
- **B1**: It might refer to a specific sub - series or a set of features unique to this group of resistors. This could involve differences in the manufacturing process, materials used, or performance specifications.
- **HTT**: This part of the code may stand for "High - Temperature Tolerant" or some other high - performance characteristic. It suggests that the resistor is designed to operate reliably under elevated temperature conditions.
- **C**: This could be a code for a specific package type or form factor. Different package types are used depending on the application requirements, such as surface - mount or through - hole mounting.
- **151**: In resistor coding, this is a significant part. The first two digits (15) represent the significant figures, and the third digit (1) is the multiplier. Using the standard resistor value calculation formula, \(R = ab\times10^c\), where \(a\) and \(b\) are the first two digits and \(c\) is the third digit. So, for 151, the resistance value is \(15\times10^1 = 150\) ohms.
- **J**: This indicates the tolerance of the resistor. In the resistor tolerance code system, "J" represents a tolerance of ±5%. This means that the actual resistance value of the RK73B1HTTC151J resistor can vary by up to 5% from the nominal value of 150 ohms.
## 3. Electrical Characteristics
### Resistance Value
As calculated above, the nominal resistance value of the RK73B1HTTC151J is 150 ohms. This value is crucial in determining the current - voltage relationship in a circuit according to Ohm's law (\(V = IR\), where \(V\) is voltage, \(I\) is current, and \(R\) is resistance).
### Tolerance
With a tolerance of ±5%, the actual resistance of the resistor can range from \(150\times(1 - 0.05)=142.5\) ohms to \(150\times(1 + 0.05) = 157.5\) ohms. This tolerance level is suitable for many general - purpose electronic circuits where a small variation in resistance does not significantly affect the overall performance of the circuit.
### Temperature Coefficient
Since the product code suggests high - temperature tolerance, it is expected to have a relatively low temperature coefficient. The temperature coefficient of resistance (TCR) indicates how much the resistance of the resistor changes with temperature. A low TCR means that the resistance value remains relatively stable over a wide temperature range, ensuring consistent performance in different environmental conditions.
### Power Rating
The power rating of the RK73B1HTTC151J is an important
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