MAX4845CEYT+

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MAX4845CEYT+

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IC OVERVOLTAGE PROT CTRL 6UTLGA

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #MAX4845CEYT+

  • Auf Lager120

365 Tage Qualitätsgarantie

7*24 Stunden-Servicegarantie

90-Tage Kundendienstgarantie

Originalproduktgarantie

Spezifikationen

Attribut Wert
Package / Case Strip
Part Status Obsolete

Übersicht

Description

The MAX4845CEYT+ is an integrated circuit designed by Maxim Integrated, now part of Analog Devices. It is a dual-input, protection switch that provides overvoltage protection for the device's power supply inputs. This IC is typically used in portable and consumer electronics to safeguard against overvoltage events that could damage the device. The MAX4845CEYT+ features low on-resistance (RON) switches, integrated reverse-current blocking, and a fast switching time to ensure efficient power management and protection. It operates within a voltage range of 3V to 5.5V and is capable of handling overvoltage input conditions up to 28V. The device also includes thermal shutdown and fault-flag outputs for added safety and monitoring. The MAX4845CEYT+ is housed in a compact TQFN package, making it suitable for space-constrained applications. Overall, it is a versatile solution for enhancing the reliability and longevity of electronic devices by preventing damage from voltage irregularities.

Equivalent

The MAX4845CEYT+ is a power-interface switch designed for USB applications. Equivalent products include:
1. TI TPS2546: Offers a similar feature set for USB charging and power management.
2. Microchip MIC2545A: Provides current limiting and other USB power control features.
3. ON Semiconductor NCP380: Also provides adjustable current limiting and protections suitable for USB applications.
When selecting an equivalent, ensure to compare specifications like current rating, voltage range, and package type for compatibility.

Features

The MAX4845CEYT+ is a specialized overvoltage protection IC designed to safeguard electronic devices from voltage spikes. Key features include:
1. Overvoltage Protection: It disconnects the load from the input when an overvoltage condition is detected, ensuring safety for the connected device.

2. Adjustable Overvoltage Threshold: The threshold voltage can be set according to specific requirements, providing flexibility for various applications.
3. Low Quiescent Current: This feature ensures minimal power consumption when the system is not actively managing an overvoltage situation.
4. Wide Operating Voltage Range: It supports a broad range of input voltages, making it suitable for various electronic devices.
5. Fast Response Time: The IC quickly reacts to overvoltage conditions to protect sensitive components effectively.
6. Compact Package: Offered in a small, space-saving package, it is ideal for portable and space-constrained applications.
7. Thermal Protection: It includes a built-in thermal shutdown feature to prevent damage from overheating.
Overall, the MAX4845CEYT+ provides reliable protection for sensitive electronics against voltage irregularities.

Pinout

The MAX4845CEYT+ is an integrated circuit designed for power path management and protection. It typically comes in a 16-pin TQFN (Thin Quad Flat No-leads) package.
Its primary function is to control the power path and protect against overvoltage, undervoltage, and short-circuit conditions in portable devices. The chip manages power sources to ensure safe operation and longevity of the device's battery and other components. It includes features like automatic power source selection, reverse current blocking, and seamless switching between different power inputs such as USB and AC adapter.
For precise applications, refer to the manufacturer's datasheet, ensuring it matches your specific needs and understanding the pin configuration and detailed electrical characteristics.

Manufacturer

The MAX4845CEYT+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. after being acquired in 2021. Analog Devices, Inc. is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company serves a wide range of industries, including automotive, consumer electronics, communications, healthcare, and industrial applications.

Application

The MAX4845CEYT+ is a specialized integrated circuit designed for overvoltage and overcurrent protection in electronic devices. Its primary application areas include portable electronics, such as smartphones and tablets, where it safeguards battery charging circuits and other sensitive components from voltage spikes and current surges. Additionally, it is used in power management systems of laptops and other consumer electronics to ensure reliable operation and extend device longevity. Its small size and efficiency make it suitable for compact devices, providing critical protection without requiring significant space or power.

Package

The MAX4845CEYT+ is typically available in a 6-pin SOT-23 package.

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