Calculation tool
SLPR053 — Power Loss Calculation Tool for Synchronous Inverting Buck Boost Converter
MOSFET power loss calculation and selection tool for synchronous inverting buck boost converter
CSD87381P
30-V, N channel synchronous buck NexFET™ power MOSFET, 3 mm x 2.5 mm LGA, 15 A
Data sheet
CSD87381P
- Half-Bridge Power Block
- 90% System Efficiency at 10 A
- Up to 15 A Operation
- High Density – 3 × 2.5 mm LGA Footprint
- Double Side Cooling Capability
- Ultra-Low Profile – 0.48 mm Max
- Optimized for 5 V Gate Drive
- Low Switching Losses
- Low Inductance Package
- RoHS Compliant
- Halogen Free
- Pb Free
The CSD87381P NexFET™ power block II is a highly optimized design for synchronous buck applications offering high current and high efficiency capability in a small 3 mm × 2.5 mm outline. Optimized for 5 V gate drive applications, this product offers an efficient and flexible solution capable of providing a high density power supply when paired with any 5 V gate driver from an external controller/driver.
Technical documentation
No results found. Please clear your search and try again.
View all 10 | Top documentation | Type | Title | Format options | Date |
|---|---|---|---|---|
| * | Data sheet | CSD87381P Synchronous Buck NexFET Power Block II datasheet (Rev. F) | PDF | HTML | 24 Feb 2015 |
| Application note | MOSFET Support and Training Tools (Rev. G) | PDF | HTML | 27 Oct 2025 | |
| Application note | Avoid Common Mistakes When Selecting And Designing With Power MOSFETs | PDF | HTML | 06 Nov 2024 | |
| Application note | Semiconductor and IC Package Thermal Metrics (Rev. D) | PDF | HTML | 25 Mar 2024 | |
| Application brief | Tips for Successfully Paralleling Power MOSFETs | PDF | HTML | 31 May 2022 | |
| White paper | Power management integrated buck controllers for distant point-of-load apps | 14 Aug 2015 | ||
| User guide | CSD87381PEVM-603 User's Guide (Rev. A) | 06 Feb 2014 | ||
| Design guide | Design Summary Power Block II | 15 Apr 2013 | ||
| Analog Design Journal | Controlling switch-node ringing in synchronous buck converters | 26 Apr 2012 | ||
| Application note | Ringing Reduction Techniques for NexFET High Performance MOSFETs | 16 Nov 2011 |
Design & development
For additional terms or required resources, click any title below to view the detail page where available.
Simulation model
CSD87381P Unencrypted PSpice Model Package (Rev. B)
SLPM069B.ZIP (5 KB) - PSpice Model
Calculation tool
SYNC-BOOST-FET-LOSS-CALC — Power Loss Calculation Tool for Synchronous Boost Converter
MOSFET power loss calculator for synchronous boost converter applications.
Supported products & hardware
Calculation tool
SYNC-BUCK-FET-LOSS-CALC — Power Loss Calculation Tool for Synchronous Buck Converter
Quickly trade off size, cost and performance to select the optimal MOSFET based on application conditions.
Supported products & hardware
Reference designs
PMP8962 — 12V input, Compact Dual 5V/5.5A Point-of-Load using NexFET Power Block II Reference Design
PMP8962 is a compact dual 5.5A POL solution in 0.63" by 0.74" size. It showcases CSD87381P power block II with high efficiency and excellent thermal performnce. It has programmable frequency, soft-start, external compensation, adjustable current limit and OCP/OVP/OTP features. It is suitable for (...)
Reference designs
PMP22165 — Power for Xilinx Versal adaptive compute acceleration platform (ACAP) reference design
This reference design addresses Xilinx Versal adaptive compute acceleration platform (ACAP) requirements and consists of a power management integrated circuit (PMIC) for system rails plus a multiphase controller and power stages to support higher current processor loads. On-board dynamic (...)
Reference designs
TIDA-01393 — Power reference design for Xilinx® Zynq® UltraScale+™ MPSoC applications
This reference design is a configurable power solution designed to handle the entire Xilinx® Zynq® UltraScale+ (ZU+) family of MPSoC devices across various use cases.
The various versions of the TPS65086x PMIC allow this design to power devices from the basic ZU2CG device with a dual-core Arm® (...)
Reference designs
PMP21440 — Comparison: 0.8V/8W GaN vs Silicon Power Supply Reference Design
This reference design provides customers with a comparison study on the usage of GaN vs SI in power supply designs. This specific design uses TPS40400 controller to drive CSD87381 for the silicon power supply and LMG1210 with EPC2111 for the GaN power supply to provide 0.8V/10A. This design (...)
| Package | Pins | CAD symbols, footprints & 3D models |
|---|---|---|
| PTAB (MPC) | 5 | Ultra Librarian |
Ordering & quality
Information included:
- RoHS
- REACH
- Device marking
- Lead finish/Ball material
- MSL rating/Peak reflow
- MTBF/FIT estimates
- Material content
- Qualification summary
- Ongoing reliability monitoring
Information included:
- Fab location
- Assembly location
Recommended products may have parameters, evaluation modules or reference designs related to this TI product.
Support & training
TI E2E™ forums with technical support from TI engineers
Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.
If you have questions about quality, packaging or ordering TI products, see TI support.