Description
Product Overview
The 10 Slice MOS Transistor KIA7805AF 7805AF is engineered for high‑performance voltage regulation in demanding industrial environments. Housed in a TO‑252 (D‑PAK) package, the device offers a compact footprint that simplifies board layout while delivering a stable 5 V output. Its MOSFET architecture provides low on‑resistance, fast switching, and excellent thermal characteristics, making it suitable for power supply modules, motor driver circuits, and communication equipment. The transistor is manufactured by dlrk56, a reputable supplier known for consistent quality and reliable component sourcing. With a first‑available date of July 6, 2024, the part is current and fully supported in major distribution channels, ensuring easy procurement for OEMs and design engineers.
Key specifications include a maximum collector current of 1 A, a voltage rating of 30 V, and a typical dropout voltage of 0.5 V at full load. The device complies with industry standards for safety and reliability, and it is listed as a non‑discontinued part, guaranteeing long‑term availability for production runs. Its pin configuration follows the standard TO‑252 layout, with the drain, source, and substrate pins clearly marked for straightforward soldering and testing.
![[Product front view showing all components]](https://www.karmashop.store/wp-content/uploads/2026/08/41581da0a5134e8ba7248078baf08ca4.jpg)
Usage
Designed for a wide range of industrial applications, this MOS transistor excels in environments where space, efficiency, and durability are critical. Engineers commonly integrate the KIA7805AF 7805AF into regulated power supply circuits that feed sensitive digital logic, microcontrollers, and sensor arrays. Its low thermal resistance enables operation in high‑temperature settings without the need for extensive heat‑sinking, reducing overall system cost.
Typical use cases include:
- DC‑DC converters for automotive and aerospace electronics.
- Motor control drivers for robotics and automation equipment.
- Signal conditioning stages in communication transceivers.
- Power management modules for renewable energy inverters.
- Standalone voltage regulator circuits for industrial instrumentation.
The transistor’s robust construction also makes it a reliable choice for harsh environments, such as manufacturing floors with high electromagnetic interference or outdoor installations exposed to moisture and dust. Its stable performance across a wide temperature range ensures that downstream components receive clean, regulated power, enhancing overall system reliability.
Why Choose Us
When selecting a MOS transistor for critical applications, quality assurance and supply chain reliability are paramount. dlrk56 provides each unit in secure, anti‑static packaging, minimizing the risk of damage during transit. Our rigorous testing procedures verify each batch for electrical parameters, thermal performance, and mechanical integrity, giving you confidence that every component meets the specified standards.
In addition to product quality, we offer responsive technical support and a straightforward return policy. Should you encounter any issues, our engineering team is available to assist with troubleshooting, design guidance, and replacement logistics. This level of service reduces downtime and helps you maintain production schedules without interruption.
Our commitment to transparency means you receive detailed datasheets, compliance certificates, and traceability information for every shipment. By partnering with dlrk56, you gain access to a trusted source that prioritizes both product excellence and customer satisfaction.
Key Features
- Compact TO‑252 package saves board space while delivering 5 V regulation.
- Low on‑resistance and fast switching improve efficiency and reduce heat.
- Robust construction tolerates high‑temperature and high‑vibration environments.
- Easy-to‑solder pin layout simplifies assembly and reduces manufacturing time.
- Dedicated after‑sales support ensures quick resolution of technical queries.
FAQ
What is the maximum current rating for the KIA7805AF 7805AF?
The transistor can handle up to 1 A continuous collector current under standard operating conditions.
Is the device suitable for automotive applications?
Yes, its temperature range and low thermal resistance make it appropriate for automotive power modules and control circuits.
Can I replace a discontinued 7805 regulator with this MOS transistor?
Absolutely. The KIA7805AF 7805AF provides comparable voltage regulation performance with added benefits of lower dropout and higher efficiency.
What packaging options are available?
The part is supplied in standard TO‑252 (D‑PAK) packaging, which is widely compatible with most PCB footprints for surface‑mount devices.
How do I ensure proper thermal management?
Although the transistor has low thermal resistance, it is recommended to use a modest copper pad or heat sink for high‑current applications to maintain optimal temperature.




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