The MIC94310-NYMTTR is a high-side load switch manufactured by Micrel (now Microchip Technology). It is designed to protect and control power distribution in portable and other power-sensitive applications. This device integrates a low on-resistance MOSFET and a control circuit in a small package, offering efficient power switching capabilities.

Applications:

• Smartphones
• Tablets
• Wearable devices
• Portable media players
• Other battery-powered devices

Features:

• Low on-resistance (R<sub>DS(ON)): Minimizes voltage drop and power dissipation.
• Input voltage range: Suitable for a variety of battery voltages.
• Controlled turn-on: Reduces inrush current during startup.
• Over-temperature protection: Protects the device from thermal damage.
• Short-circuit protection: Limits current during fault conditions.
• Small package: Saves board space in portable applications.

Benefits:

• Extended battery life: Low R<sub>DS(ON) improves power efficiency.
• System protection: Over-temperature and short-circuit protection enhance system reliability.
• Simplified design: Integrated features reduce the number of external components.
• Reduced inrush current: Controlled turn-on minimizes stress on power sources.
• Compact solution: Small package allows for use in space-constrained applications.

Technical Specifications:

The MIC94310-NYMTTR typically operates with an input voltage range of 1.8V to 5.5V. The on-resistance (R<sub>DS(ON)) is typically in the milliohm range. It features thermal shutdown protection. The specific package is a thin QFN package.