Semtech SC416
Dual Synchronous Buck Controller with Tracking Start-up/Shutdown
Not Recommended for New Designs - Last Day of purchase: 5/1/11
Features
- VIN Range 3-25V
- Outputs Adjustable from 0.75 to 5.25V, or
- Preset Output Voltages:
- VOUT1 = 1.8 or 1.5V
- VOUT2 = 1.25 or 1.05V
- Proportional or Coincident Tracked Start-up and Shutdown of Both Outputs
- Adjustable Soft-start Rates for Each Output
- Regulated Shutdown for Each Output
- Low Shutdown Power
- Constant On-Time for Fast Dynamic Response
- Adjustable Switching Frequency
- Separated Frequencies for Minimal Switching Interaction:
- VOUT1 = up to 600kHz
- VOUT2 = up to 720kHz
- Power Save or Continuous Operation at Light Load
- Over-Voltage and Under-Voltage Fault Protection
- Cycle-by-Cycle Valley Current Limit
- DC Current Sense Using Low-Side RDSON Sensing, or
- RSENSE In Source of Low-Side MOSFET for Greater Accuracy
- Separate Power Good Outputs
- Separate Enable/Power Save Inputs
- 3.1A Non-Overlapping Gate Drive
- SmartDrive™ for High-side MOSFET
- MLP 4x4 24 Pin Lead-free Package
- Industrial Temperature Range
- WEEE and RoHS Compliant
Applications
- Notebook and Sub-Notebook Graphics
- Voltage Controllers
- Tablet PCs
- Embedded Applications
Order Codes
- SC416MLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape and Reel Only
Order Evaluation Boards
Semtech provides evaluation boards to help design engineers quickly and easily evaluate the performance of our devices for their application requirements.
To order, use our Evaluation Board Request Form below. One (1) free evaluation board may be requested per order form.
Eval boards are readily available for most of our new and popular products. If you wish to request boards for other parts, simply type the part number in the “Select Part Number” field space of the order form. These will be subject to availability.
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