Product Overview
The MIC2025-1YM TR is a single-channel high-side N-channel MOSFET power distribution switch from Microchip, optimized for USB power distribution. It features 500mA current limiting, thermal shutdown, undervoltage lockout, and reverse current blocking in an 8-pin SOIC package with active-high enable.
Key Specifications
| Switch Type | Single-channel High-Side N-FET |
| Number of Outputs | 1 |
| RDS(ON) | 90mOhm typical @ 5V |
| Current Limit | 500mA minimum (fixed) |
| Input Voltage | 2.7V to 5.5V |
| Enable Logic | Active High |
| Fault Flag | Yes (3ms transient filter) |
| UVLO | Yes |
| Thermal Shutdown | Yes |
| Reverse Blocking | Yes (no body diode) |
| Soft Start | Yes |
| Package | 8-SOIC (3.9mm wide) |
| Operating Temperature | -40°C to +85°C |
Features
- Single-channel USB power distribution switch
- 500mA minimum current limit
- 140mOhm max on-resistance
- Fault flag with 3ms filter eliminates false assertions
- Reverse current blocking (no body diode)
- Soft-start minimizes inrush current
- UL recognized and EN/IEC 60950-1 certified
Applications
- USB port power distribution
- PC and notebook peripheral power
- Hot-plug power supply switching
- General-purpose high-side power switching
- Self-powered and bus-powered USB hubs