7ARMS VBUS Current-Sink Protection Load Switch
Features
- 3V to 23V Operating Voltage Range
- 29V Abs. Max. Rating at IN and OUT
- 7A Continuous Current Rating
- 15A Pulse Current Rating (duration Pd limited)
- 11mΩ typ. On-Resistance from IN to OUT
- Soft-Start (SS) Limits Inrush Current
- Over-Voltage Protection (OVP) at IN
- 23V Internally Fixed
- 4V to 23V External Resistor Programmable
- “Ideal Diode” Reverse-Current Protection (RCP)
- RCP Fast Recovery without Fault Indication
- Short-Circuit Protection (SCP) at OUT
- Over-Current Protection (OCP)
- Over-Temperature Protection (OTP)
- Transient Voltage Suppression (TVS) at IN
- ±90V Surge Protection (IEC61000-4-5)
- ±8kV ESD Contact Discharge (IEC61000-4-2)
- ±15kV ESD Air Gap Discharge (IEC61000-4-2)
- EN Active-Low Enable Logic Input
- Auto-Retry after All Faults
- ACOK Open-Drain Output Flag
- -40°C to 85°C Operating Temperature Range
- 25-bump WLCSP 2.70 x 2.70mm (0.5mm pitch)
Applications
- Notebooks, Netbooks, Ultra-Books, Tablets
- Mini Desktop PCs, Docking Stations, Monitors
Key Electrical Specifications
| VIN (Min) |
VIN (Max) |
ON Resistance (mΩ) |
Max Current (A) |
OVP Trip Point (V) |
Package |
| 3V |
23V |
11mΩ |
7ARMS |
Fixed: 23V Adj: 4V to 23V |
WLCSP55-25 |
Typical Application Diagram
