規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR) |
| ProductStatus | Obsolete |
| Type | Overvoltage Protection Controller |
| Applications | Cell Phones, Digital Cameras, Media Players |
| MountingType | Surface Mount |
| Package/Case | 6-WFDFN |
概述
Description
The MAX4845ELT+TG05 is a precision overvoltage protection IC designed to safeguard electronic devices from overvoltage conditions. It is part of Maxim Integrated's range of protective components, primarily used in portable devices and battery-powered applications. The IC operates by disconnecting the power source via an integrated p-channel MOSFET when the input voltage exceeds a preset threshold, thus preventing damage to downstream circuits.
Key features of the MAX4845ELT+TG05 include a wide operating voltage range, fast response time to overvoltage events, and low quiescent current, making it efficient for energy-sensitive applications. The device is designed to react swiftly, disconnecting power in microseconds, which ensures robust protection against transient voltage spikes.
The IC is housed in a compact package, making it ideal for space-constrained designs. It typically requires minimal external components, which simplifies integration into existing designs. Its reliability and efficiency make it a favored choice for designers seeking to enhance the durability and safety of their electronic products.
Key features of the MAX4845ELT+TG05 include a wide operating voltage range, fast response time to overvoltage events, and low quiescent current, making it efficient for energy-sensitive applications. The device is designed to react swiftly, disconnecting power in microseconds, which ensures robust protection against transient voltage spikes.
The IC is housed in a compact package, making it ideal for space-constrained designs. It typically requires minimal external components, which simplifies integration into existing designs. Its reliability and efficiency make it a favored choice for designers seeking to enhance the durability and safety of their electronic products.
Equivalent
The MAX4845ELT+TG05 is a power switch with current limiting and thermal shutdown features. Equivalent products might include the TI TPS22929, Microchip MIC2005, or NXP NX5P2190. These alternatives will have similar functionalities like current limiting, thermal protection, and might vary in specifications such as current rating or package type. Always check the detailed datasheets to ensure compatibility with your application.
Features
The MAX4845ELT+TG05 is a high-performance, overvoltage protection device designed to safeguard electronic components from overvoltage and overcurrent conditions. Key features include:
1. Overvoltage Protection: Automatically disconnects the load from the power supply when the input voltage exceeds a predetermined threshold, protecting sensitive electronics.
2. Overcurrent Protection: Monitors the current and disconnects the load if the current exceeds a specified limit, preventing potential damage from excessive current flow.
3. Low On-Resistance: Features a low on-resistance, ensuring efficient power transfer with minimal voltage drop across the device.
4. Fast Response Time: Quickly reacts to overvoltage or overcurrent conditions, minimizing the risk of damage to downstream components.
5. Wide Operating Range: Suitable for various applications due to its broad voltage and current specifications.
6. Compact Package: Available in a small form-factor package, making it ideal for space-constrained designs.
7. Thermal Protection: Includes built-in thermal protection to prevent damage from excessive temperature conditions.
These features make the MAX4845ELT+TG05 an excellent choice for protecting portable electronics and other sensitive devices.
1. Overvoltage Protection: Automatically disconnects the load from the power supply when the input voltage exceeds a predetermined threshold, protecting sensitive electronics.
2. Overcurrent Protection: Monitors the current and disconnects the load if the current exceeds a specified limit, preventing potential damage from excessive current flow.
3. Low On-Resistance: Features a low on-resistance, ensuring efficient power transfer with minimal voltage drop across the device.
4. Fast Response Time: Quickly reacts to overvoltage or overcurrent conditions, minimizing the risk of damage to downstream components.
5. Wide Operating Range: Suitable for various applications due to its broad voltage and current specifications.
6. Compact Package: Available in a small form-factor package, making it ideal for space-constrained designs.
7. Thermal Protection: Includes built-in thermal protection to prevent damage from excessive temperature conditions.
These features make the MAX4845ELT+TG05 an excellent choice for protecting portable electronics and other sensitive devices.
Manufacturer
The MAX4845ELT+TG05 is manufactured by Analog Devices, Inc. This company is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. Analog Devices, Inc. provides technology solutions for a wide array of applications including industrial, automotive, consumer electronics, healthcare, and communications. Their products are fundamental to the operation of electronic devices that require signal processing and power management.
Application
The MAX4845ELT+TG05 is primarily used in battery-operated devices and portable electronics. Its main application areas include power switching, battery isolation, and power management in smartphones, tablets, and other handheld devices. It is designed to control the power path between a battery and the system load, providing efficient power routing and protection. Additionally, it supports functions like overvoltage protection and load switching, making it suitable for use in devices that require reliable power management and safety features.
Package
The MAX4845ELT+TG05 is typically available in a 6-pin Thin SOT-23 package. This package type is compact and suitable for space-constrained applications.
