TAP800K1K0E Power Management IC: Specifications, Features & Applications
What is a TAP800K1K0E?
The TAP800K1K0E is a high-performance power management integrated circuit (PMIC) designed to optimize efficiency and enhance the functionality of various electronic systems. Manufactured by a leading name in power electronics, this model excels in applications that require stable voltage regulation, high efficiency, and reliable performance under varying operational conditions. With advanced design features, it is particularly valued in industries where power density and thermal performance are critical.
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The TAP800K1K0E is primarily used in telecommunications, industrial automation, automotive electronics, and consumer devices that demand precise power regulation. Its compact footprint and versatility make it an ideal choice for power-hungry systems that need to deliver constant, high-efficiency outputs. Whether used in data centers or embedded systems, this model ensures that devices operate within optimal voltage ranges while minimizing power loss and heat generation.
TAP800K1K0E Dimensions

Key Features of TAP800K1K0E
The TAP800K1K0E is a chassis mount resistor manufactured by Ohmite, notable for its robust specifications suitable for high-power applications. Here are the key features:
Resistance Value: 1 kOhm
Power Rating: 800 Watts
Tolerance: ±10%
Temperature Coefficient: ±150 ppm/°C
Operating Temperature Range: -55°C to 150°C
Mounting Type: Flanged for chassis mounting
Dimensions: 2.559 inches (L) x 2.362 inches (W) (65.00mm x 60.00mm)
Construction: Thick film technology
Coating: Epoxy coated for durability
Moisture Sensitivity Level (MSL): 1 (unlimited)
Lead Status: Contains lead but is RoHS compliant, indicating it meets specific environmental standards.
This resistor is designed for applications requiring high power dissipation while maintaining reliability under varying temperature conditions.
TAP800K1K0E Specifications
| Specification | Details |
| Model Number | TAP800K1K0E |
| Resistance Value | 1 kOhm |
| Power Rating | 800 Watts |
| Tolerance | ±10% |
| Temperature Coefficient | ±150 ppm/°C |
| Operating Temperature Range | -55°C to 150°C |
| Mounting Type | Chassis mount with flanged design |
| Dimensions | 2.559 inches (L) x 2.362 inches (W) (65.00mm x 60.00mm) |
| Construction | Thick film technology |
| Coating | Epoxy coated for enhanced durability |
| Moisture Sensitivity Level (MSL) | 1 (unlimited) |
| Lead Status | Contains lead but is RoHS compliant |
| Applications | High power dissipation, reliability across the wide temperature range |
Advantages of Using TAP800K1K0E
The TAP800K1K0E resistor offers several advantages that make it suitable for high-power applications. Here are the key benefits:

High Power Dissipation: With a power rating of 800 Watts, the TAP800K1K0E can handle substantial power loads, making it ideal for applications that require significant energy management.
Robust Construction: The resistor is built using thick film technology on an alumina substrate, providing durability and reliability under harsh conditions. This construction enhances its performance in demanding environments.
Wide Operating Temperature Range: The TAP800K1K0E operates effectively across a temperature range of -55°C to 150°C, allowing it to be used in various applications without performance degradation due to temperature fluctuations.
Non-Inductive Design: This resistor minimizes inductance, making it suitable for high-frequency and pulse-load applications. This feature is particularly beneficial in circuits where signal integrity is critical.
Moisture Resistance: The epoxy coating provides protection against moisture, enhancing the reliability of the resistor in humid or variable environmental conditions.
RoHS Compliance: While it contains lead, the TAP800K1K0E meets RoHS standards, ensuring that it aligns with environmental regulations for electronic components.
These advantages make the TAP800K1K0E a preferred choice for applications in power conditioning, transmission, and control systems where high reliability and performance are essential.
TAP800K1K0E Applications
The TAP800K1K0E resistor is widely utilized across various applications due to its high power rating and robust construction. Here are the primary applications:
Variable Speed Drives: Used in systems that control motor speeds for efficiency and performance.
Power Supplies: Essential in regulating voltage and current in electronic devices.
Robotics: Employed in robotic systems for precise control and power management.
Motor Control: Integral to systems that manage the operation of electric motors, ensuring reliable performance.
Control Devices: Utilized in various control circuits for stable operation under varying loads.
Power Conditioning: Important in applications that require the stabilization of power supply to sensitive equipment.
These applications leverage the TAP800K1K0E's ability to handle high-power dissipation effectively, making it suitable for demanding environments and critical systems.
TAP800K1K0E Equivalents
| Equivalent Model | Resistance Value | Power Rating | Tolerance | Temperature Coefficient | Comments |
| TAP800K1R0E | 1 Ohm | 800 Watts | ±10% | ±150 ppm/°C | Same power rating as TAP800K1K0E, but for 1 Ohm resistance. |
| TAP800K2R7E | 2.7 Ohm | 800 Watts | ±10% | ±150 ppm/°C | Suitable for applications requiring a higher resistance of 2.7 Ohms. |
| TAP800K5R0E | 5 Ohm | 800 Watts | ±10% | ±150 ppm/°C | Higher resistance (5 Ohm), same power rating, suitable for higher voltage. |
| TAP800K7R5E | 7.5 Ohm | 800 Watts | ±10% | ±150 ppm/°C | 7.5 Ohm resistance with a similar power rating, used for even higher voltage. |
| TAP800K10KE | 10 Ohm | 800 Watts | ±10% | ±150 ppm/°C | Higher resistance value (10 Ohm), suitable for high-power, high-voltage. |
| TAP600 Series | Varies (e.g., 1kΩ, 2kΩ) | 600 Watts | ±10% | ±150 ppm/°C | Slightly lower power rating (600 Watts), but similar resistance values. Ideal for lower-power applications. |
The TAP800K1K0E is a high-power resistor from the Ohmite TAP800 series, designed for applications requiring significant power dissipation and stability across a wide temperature range. Its alternatives, such as the TAP800K1R0E, TAP800K2R7E, and others in the series, maintain similar performance characteristics with varying resistance values to meet different voltage and current requirements. For applications with slightly lower power demands, the TAP600 series offers a suitable alternative with a 600-watt power rating. When selecting an equivalent, it’s crucial to ensure that the resistor's resistance value, power rating, and other specifications align with the specific needs of your application to maintain optimal performance and reliability.
TAP800K1K0E Compared to Other TAP800 Series Resistors
The TAP800K1K0E is part of the TAP800 series of high-power resistors from Ohmite, which are designed for demanding applications requiring substantial power dissipation. Here’s how it compares to other models within the TAP800 series:
Comparison of TAP800 Series Resistors
| Model | Resistance | Power Rating | Voltage Rating | Tolerance | Temperature Coefficient | Dimensions (mm) |
| TAP800K1K0E | 1 kΩ | 800 W | 5 kV DC | ±10% | ±150 ppm/°C | 65 x 60 x 32 |
| TAP800K5R0E | 5 Ω | 800 W | 5 kV DC | ±10% | ±150 ppm/°C | Similar dimensions |
| TAP800J1K0E | 1 kΩ | 800 W | 5 kV DC | ±5% | ±150 ppm/°C | Similar dimensions |
| TAP800K2K7E | 2.7 kΩ | 800 W | 5 kV DC | ±10% | ±150 ppm/°C | Similar dimensions |
| TAP800K10RE | 10 Ω | 800 W | 5 kV DC | ±10% | ±150 ppm/°C | Similar dimensions |
Key Features and Differences
Resistance Range: The TAP800 series offers a variety of resistance values from as low as 1 Ω (TAP800K5R0E) to higher values like 10 kΩ (TAP800K10RE), making it versatile for different applications.
Power Rating: All models in this series, including the TAP800K1K0E, maintain a consistent power rating of 800 watts, suitable for high-power applications.
Tolerance Variations: While the TAP800K1K0E has a tolerance of ±10%, other models like the TAP800J1K0E offer tighter tolerances of ±5%, which may be preferable in precision applications.
Temperature Coefficient: All models share a similar temperature coefficient, ensuring consistent performance across varying temperatures.
In summary, the TAP800K1K0E is comparable to other models in the TAP800 series in terms of power rating and voltage handling but differs primarily in resistance value and tolerance specifications. This makes it suitable for specific applications where a resistance of 1 kΩ is required.
Working Principle of TAP800K1K0E
The TAP800K1K0E is a type of electronic component, specifically a programmable logic controller (PLC) or a related automation device. Its working principle can be understood through the following key aspects:
1. Basic Functionality
The TAP800K1K0E operates by receiving input signals from various sensors and devices, processing these signals according to pre-defined logic or programming, and then sending output signals to control actuators, motors, or other devices in an automated system.
2. Input/Output Configuration
Inputs: The device can accept various types of inputs, including digital and analog signals. These inputs may come from sensors that detect temperature, pressure, motion, etc.
Outputs: Based on the processed input data, the TAP800K1K0E can control outputs such as relays, solenoids, or other actuators to perform specific actions.
3. Programming Logic
The TAP800K1K0E is typically programmed using ladder logic or function block diagrams. This programming allows users to define how the controller should respond to different input conditions. The programming can be modified as needed to adapt to changing requirements.
4. Communication Protocols
The device may support various communication protocols (e.g., Modbus, CAN bus) for integration with other devices and systems in a networked environment. This enables remote monitoring and control capabilities.
5. Safety Features
Many controllers like the TAP800K1K0E include built-in safety features to ensure reliable operation and prevent damage to connected equipment. These features may include overload protection and fault detection mechanisms.
In summary, the TAP800K1K0E functions as an intelligent controller that processes input signals based on programmed logic to manage outputs effectively in industrial automation applications. Its flexibility and programmability make it suitable for a wide range of tasks in various environments.
TAP800K1K0E Datasheet
Conclusion of TAP800K1K0E
In conclusion, the TAP800K1K0E power management IC is a highly efficient, versatile solution for a wide range of industries. Whether used in telecommunications, automotive systems, industrial automation, or consumer electronics, it provides reliable performance with advanced features such as thermal protection, wide input voltage range, and high output current. Its compact design and energy efficiency make it an ideal choice for engineers looking to optimize power delivery while minimizing operational costs.
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