R5523N Series USB high-side switch IC is a CMOS-based USB high side switch IC with built-in current limit circuit, thermal shutdown circuit, and under-voltage lockout circuit (UVLO).
The R5523N Series are CMOS-based USB high side switch ICs designed for use in the power line of USB. The device includes protection features such as a built-in current limit circuit, thermal shutdown circuit, and under-voltage lockout circuit (UVLO). It also contains an internal delay circuit to prevent false flag signal detection caused by inrush current.
| Supply Current (Enabled) | Typ. 201A |
|---|---|
| Supply Current (Disabled) | Typ. 0.1nA |
| Input Voltage Range | -2.2V to 5.5V |
| Switch ON Resistance | Typ. 130mQ |
| Thermal Shutdown Temperature | Stops at 135°C |
| UVLO Detect Voltage | Typ. 1.8V |
| Current Limit Threshold | Typ. 1A |
| Package Type | SOT-23-5 |
It is a protection IC used in the power line of USB.
The thermal shutdown circuit stops at 135°C.