SLPS283B September   2011  – February 2017 CSD87331Q3D

PRODUCTION DATA.  

  1. 1Features
  2. 2Applications
  3. 3Description
  4. 4Revision History
  5. 5Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions
    3. 5.3 Power Block Performance
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Power Block Device Characteristics
    7. 5.7 Typical Power Block MOSFET Characteristics
  6. 6Application and Implementation
    1. 6.1 Application Information
      1. 6.1.1 Equivalent System Performance
      2. 6.1.2 Power Loss Curves
      3. 6.1.3 Safe Operating Area (SOA) Curves
      4. 6.1.4 Normalized Curves
    2. 6.2 Typical Application
      1. 6.2.1 Calculating Power Loss and SOA
        1. 6.2.1.1 Design Example
        2. 6.2.1.2 Calculating Power Loss
        3. 6.2.1.3 Calculating SOA Adjustments
  7. 7Layout
    1. 7.1 Layout Guidelines
      1. 7.1.1 Electrical Performance
      2. 7.1.2 Thermal Performance
    2. 7.2 Layout Example
  8. 8Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Community Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  9. 9Mechanical, Packaging, and Orderable Information
    1. 9.1 Q3D Package Dimensions
    2. 9.2 Land Pattern Recommendation
    3. 9.3 Q3D Tape and Reel Information
      1. 9.3.1 Stencil Recommendation

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

1 Features

  • Half-Bridge Power Block
  • Up to 27-V VIN
  • Up to 15-A Operation
  • 91% System Efficiency at 10 A
  • High-Frequency Operation (up to 1.5 MHz)
  • High Density SON 3.3-mm × 3.3-mm Footprint
  • Optimized for 5-V Gate Drive
  • Low-Switching Losses
  • Ultra-Low-Inductance Package
  • RoHS Compliant
  • Halogen Free
  • Lead-Free Terminal Plating

2 Applications

  • Synchronous Buck Converters
    • High-Frequency Applications
    • High-Current, Low-Duty Cycle Applications
  • Multiphase Synchronous Buck Converters
  • POL DC-DC Converters
  • IMVP, VRM, and VRD Applications

3 Description

The CSD87331Q3D NexFET™ power block is an optimized design for synchronous buck applications offering high-current, high-efficiency, and high-frequency capability in a small 3.3-mm × 3.3-mm outline. Optimized for 5-V gate drive applications, this product offers a flexible solution capable of offering a high-density power supply when paired with any 5-V gate drive from an external controller/driver.

Top View

CSD87331Q3D P0116-01_LPS223.gif

Device Information(1)

DEVICE MEDIA QTY PACKAGE SHIP
CSD87331Q3D 13-Inch Reel 2500 SON
3.30-mm × 3.30-mm
Plastic Package		 Tape and Reel
CSD87331Q3DT 7-Inch Reel 250
  1. For all available packages, see the orderable addendum at the end of the data sheet.

Typical Circuit

CSD87331Q3D page_1.png

Typical Power Block Efficiency
and Power Loss

CSD87331Q3D front_page_eff.png