Products
Power Management
Semtech SC185
4A Synchronous Step-Down Regulator
The SC185 is a 4A synchronous step-down regulator designed to operate with an input voltage range of 2.9V to 5.5V. The device requires only three external filter components for a complete a step down regulator solution. The output voltage is factory predetermined with an available range of 1.0V to 3.3V.
Overview
Features
- VIN Range: 2.9 - 5.5V
- VOUT Options: 1.0V to 3.3V
- Up to 4A Output Current
- Ultra-Small Footprint, <1mm Height Solution
- 1.5MHz Switching Frequency
- Optional Power Save Mode Operation
- Efficiency Up to 95%
- Low Output Noise Across Load Range
- Excellent Transient Response
- Start Up into Pre-Bias Output
- 100% Duty-Cycle Low Dropout Operation
- <1μA Shutdown Current
- Externally Programmable Soft Start Time
- Power Good indicator
- Input Under-Voltage Lockout
- Output Over-Voltage, Current Limit Protection
- Over-Temperature Protection
- 3mm x 3mm x 0.6mm thermally enhanced
- MLPQ-UT16 package
- -40 to +85°C Temperature Range
- Pb-free, Halogen free, and RoHS/WEEE compliant
Applications
- Desktop Computing
- Set-Top Box
- LCD TV
- Network Cards
- Printer
Packaging
- MLPQ-UT16
Order Codes
- SC185xULTRT
- SC185xEVB: SC185x Evaluation Board
Datasheets and Resources
Restricted