Microchip | MIC2077-1YM-TR

The MIC2077-1YM TR is a quad high-side MOSFET switches optimized for general-purpose power distribution requiring circuit protection. The MIC2027/77 are internally current limited and have thermal shutdown that protects the device and load.

The MIC2077-1YM TR offers “smart” thermal shutdown that reduces current consumption in fault modes. When a thermal shutdown fault occurs, the output is latched off until the faulty load is removed. Removing the load or toggling the enable input will reset the device output. Both devices employ soft-start circuitry that minimizes inrush current in applications where highly capacitive loads are employed. A fault status output flag is asserted during overcurrent and thermal shutdown conditions. Transient current limit faults are internally filtered. The MIC2077-1YM TR is available in narrow (150 mil) and wide (300 mil) SOP (small outline packages).

Key Features:

• 150 Om maximum on-resistance per channel
• 2.7 V to 5.5 V operating range
• 500 mA minimum continuous current per channel
• Short-circuit protection with thermal shutdown
• Thermally isolated channels
• Fault status flag with 3 ms filter
• eliminates false assertions
• Undervoltage lockout
• Reverse current flow blocking (no “body diode”)
• Circuit breaker mode (MIC2077)
• reduces power consumption
• Logic-compatible inputs
• Soft-start circuit
• Low quiescent current
• Pin-compatible with MIC2524 and MIC2527 

Applications:

• USB peripherals
• General purpose power switching
• ACPI power distribution
• Notebook PCs
• PDAs
• PC card hot swap    

To learn more about the MIC2077-1 product family, Click Here.