Product details


VGS (V) 20 VDS (V) 30 Power loss (W) 2.1 Ploss current (A) 15 ID - continuous drain current at Ta=25degC (A) 25 Operating temperature range (C) -55 to 150 Features Power supply Duty cycle (%) Low open-in-new Find other Power blocks


  • Half-Bridge Power Block
  • 90% System Efficiency at 20 A
  • Up to 25 A Operation
  • High Density – 5 mm × 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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The CSD87588N NexFET™ power block II is a highly-optimized design for synchronous buck applications offering high current and high efficiency capability in a small 5 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

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Type Title Date
* Data sheet CSD87588N Synchronous Buck NexFET Power Block II datasheet (Rev. D) Feb. 24, 2015
Technical article How to choose the right power MOSFET or power block package for your application Oct. 29, 2019
Technical article Discrete FETs vs. power blocks - how to choose the right SOA for your design Jun. 06, 2019
Technical article Understanding the benefits of “lead-free” power MOSFETs Feb. 08, 2019
Technical article When to use load switches in place of discrete MOSFETs Feb. 03, 2016
User guide CSD87588NEVM-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

document-generic User guide

CSD87588NEVM-603 implements a step-down synchronous buck converter using the NextFETTM Power Block II CSD87588N together with controller TPS51219RTE from Texas Instruments. CSD87588N NexFET™ Power Block II is a highly optimized design for synchronous buck applications offering high current and (...)

  • 2% tolerance 1.0V output voltage
  • Up to 25-Adc steady state output current
  • 300kHz switching frequency
  • Over 89.5% peak efficiency

Design tools & simulation

SLPM070A.ZIP (4 KB) - PSpice Model
MOSFET power loss calculator for synchronous buck converter applications
SYNC-BUCK-FET-LOSS-CALC — MOSFET power loss calculator for synchronous buck converter applications
  • Calculates power loss for TI MOSFETs

Reference designs

Digitally Controlled Non-Isolated DC/DC Buck Converter Reference Design
TIDM-DC-DC-BUCK The purpose of this design is to demonstrate digital power control using a C2000™ microcontroller and evaluate the powerSUITE Digital Power software tools. The design consists of two separate boards:
document-generic Schematic document-generic User guide
12VDC Input, Hybrid Memory Cube (HMC) Gen. 2 Power Supply Reference Design
PMP20080 — The PMP20080 is a powerful design intended to operate 5 output rails with application to a Hybrid Memory Cube (HMC) Gen2. This design uses 5 synchronous bucks with multiple different controllers to allow for a well regulated set of outputs. Also, PMP20080 allows for the configurability that comes (...)
document-generic Schematic document-generic User guide

CAD/CAE symbols

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Ordering & quality

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