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Product details

Parameters

VGS (V) 10 VDS (V) 30 Power loss (W) 1 Ploss current (A) 8 ID, continuous drain current at Ta=25degC (A) 15 Operating temperature range (C) -55 to 150 Features Power supply Duty cycle (Typ) (%) 10 open-in-new Find other Power blocks

Package | Pins | Size

PTAB (MPC) 5 8 mm² 3 x 2.5 open-in-new Find other Power blocks

Features

  • 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
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Description

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.

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Technical documentation

= Top documentation for this product selected by TI
No results found. Please clear your search and try again. View all 10
Type Title Date
* Datasheet CSD87381P Synchronous Buck NexFET Power Block II datasheet (Rev. F) Feb. 24, 2015
Technical articles How to choose the right power MOSFET or power block package for your application Oct. 29, 2019
Technical articles Discrete FETs vs. power blocks - how to choose the right SOA for your design Jun. 06, 2019
Technical articles Understanding the benefits of “lead-free” power MOSFETs Feb. 07, 2019
Technical articles When and how to supply an external bias for buck controllers – part 3 Dec. 29, 2017
White paper Power management integrated buck controllers for distant point-of-load apps Aug. 14, 2015
User guide CSD87381PEVM-603 User's Guide (Rev. A) Feb. 06, 2014
User guide Design Summary Power Block II Apr. 15, 2013
Application note Controlling switch-node ringing in synchronous buck converters Apr. 26, 2012
Application note Ringing Reduction Techniques for NexFET High Performance MOSFETs Nov. 16, 2011

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Hardware development

EVALUATION BOARD Download
79
Description

CSD87381PEVM-603 implements a step-down synchronous buck converter using the NextFETTM Power Block II CSD87381P together with controller TPS51219RTE from Texas Instruments. CSD87381P NexFET™ Power Block II is a highly optimized design for synchronous buck applications offering high current and (...)

Features
  • 2% tolerance 1.0V output voltage
  • Up to 15-Adc steady state output current
  • 300kHz switching frequency
  • Over 92% peak efficiency

Design tools & simulation

SIMULATION MODEL Download
SLPM069A.ZIP (4 KB) - PSpice Model
CALCULATION TOOL Download
Buck Converter NexFET™ Selection Tool
FETPWRCALC — This tool is designed to assist engineers in the selection of Texas Instruments’ discrete power MOSFET and Power Block devices for their synchronous buck design. Users can input the conditions for their power supply and compare various discrete and power block solutions by power loss, relative (...)
Features
  • Vary power supply conditions and observe TI’s most efficient solutions for any set of input parameters
  • Select from a pre-established list of TI controllers or enter your own custom IC
  • Rank solutions by effective power loss and compare by relative 1k price, device package, and total PCB footprint
  • (...)
CALCULATION TOOL Download
SPLR001.ZIP (824 KB)

Reference designs

REFERENCE DESIGNS Download
Power for Xilinx versal adaptive compute acceleration platform (ACAP) reference design
PMP22165 — 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 (...)
document-generic Schematic
REFERENCE DESIGNS Download
Power reference design for Xilinx® Zynq® UltraScale+™ MPSoC applications
TIDA-01393 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® (...)

document-generic Schematic
REFERENCE DESIGNS Download
Comparison: 0.8V/8W GaN vs Silicon Power Supply Reference Design
PMP21440 — 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 compares (...)
document-generic Schematic
REFERENCE DESIGNS Download
0.9V/10A PMBus POL Power Reference Design
PMP20084 — This reference design is a 3.3Vin to 0.9V @ 10A power supply in a small form-factor, cost-effective design. It uses the TPS40400 controller in conjunction with the CSD87381P (a high and low side FET IC). The TPS40400 features full PMBUS telemetry for enhanced monitoring and control. The (...)
document-generic Schematic
REFERENCE DESIGNS Download
Small Form Factor Nvidia Tegra T40/T50 Proc Power for Automotive Infotainment Reference Design
PMP9128 This Nvidia Tegra™ T40/T50 Processor Power Automotive Infotainment reference design powers the Nvidia Tegra T40/T50 Core Processor using the TPS51632Q1 and TPS51604Q1 Automotive Qualified Devices. It is targeted towards OEM or After-Market Infotainment Designs, including Rear Seat Entertainment.
document-generic Schematic
REFERENCE DESIGNS Download
12V input, Compact Dual 5V/5.5A Point-of-Load using NexFET Power Block II Reference Design
PMP8962 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 (...)
document-generic Schematic
REFERENCE DESIGNS Download
12Vin Compact Dual 5V/5.5A Point-of-Load with PMBus using NexFET Power Block II Reference Design
PMP9559 The PMP9559 reference design is a compact dual 5.5A POL solution with PMBus in 0.65" by 0.90" 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 (...)
document-generic Schematic
REFERENCE DESIGNS Download
Skylake Volume Power Reference Design
PMP9548A PMP9548A reference design provides a complete Skylake platform system power featuring the TPS650830 6 channel PMIC.
document-generic Schematic
REFERENCE DESIGNS Download
2.7-5Vin, 9V output boost circuit with 3A peak current
PMP4386 The PMP4386 demonstrates boost converter solution with input voltage 2.7~5Vin and 9V3A peak current output. The design is limited in the small form factor as 19.8mmx13.2mmx8mm which can be used in portable equipment. The typical efficiency is 94.7%@full load with 5Vin.
Design files

CAD/CAE symbols

Package Pins Download
PTAB (MPC) 5 View options

Ordering & quality

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  • Ongoing reliability monitoring

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