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Product details

Parameters

VDS (V) 60 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 10.8 Rds(on) max at VGS=10 V (mOhms) 6.8 IDM, max pulsed drain current (Max) (A) 251 QG typ (nC) 15 QGD typ (nC) 2.9 Package (mm) SON5x6 VGS (V) 20 VGSTH typ (V) 2 ID, silicon limited at Tc=25degC (A) 93 ID, package limited (A) 100 Logic level Yes open-in-new Find other N-channel MOSFET transistors

Features

  • Ultra-Low Qg and Qgd
  • Soft Body Diode for Reduced Ringing
  • Low Thermal Resistance
  • Avalanche Rated
  • Logic Level
  • Pb-Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 5 mm × 6 mm Plastic Package
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Description

This 5.7 mΩ, 60 V SON 5 mm × 6 mm NexFET power MOSFET was designed to pair with the CSD18537NQ5A control FET and act as the sync FET for a complete industrial buck converter chipset solution.

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Similar but not functionally equivalent to the compared device:
CSD18537NQ5A ACTIVE 60V, N ch NexFET MOSFET™, single SON5x6, 13mOhm Complementary high-side MOSFET for synchronous buck converters.

Technical documentation

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Type Title Date
* Datasheet CSD18563Q5A 60 V N-Channel NexFET™ Power MOSFET datasheet (Rev. C) Jan. 19, 2016
Technical articles Understanding the benefits of “lead-free” power MOSFETs Feb. 07, 2019
Application notes QFN and SON PCB Attachment (Rev. B) Aug. 24, 2018
Application notes Improve DC/DC Regulator EMI for Free with Optimized Power Stage Layout Nov. 13, 2017
Technical articles When to use load switches in place of discrete MOSFETs Feb. 03, 2016
Technical articles Stop "droning" on about power supply issues: find a solution Nov. 13, 2015
Technical articles GaN to the rescue! Part 1: Body-diode reverse recovery Oct. 28, 2015
User guides TPS40170 with NexFETs 24-V Input, 5 V at 10-A Output Synchronous Buck EVM Feb. 07, 2014
Application notes 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 BOARDS Download
document-generic User guide
$49.00
Description

The TPS40170EVM-597 is a fully assembled and tested circuit for evaluating the TPS40170 synchronous step-down controller with two NexFET devices CSD18537NQ5A and CSD18563Q5A. The TPS40170EVM-597 operates from a 10V to 36V input (24V nominal) and provides a 5V output up to 10A.

Features
  • Designed with low gate charge (Qg) NexFET devices to minimize power losses
  • Wide 4.5 V to 36 V input voltage range
  • Integrated high-side and low-side N channel FET drivers
  • Voltage mode control with voltage feed forward
  • Low-side FET sensing Over-current Protection and high-side FET sensing Short-circuit (...)

Software development

SUPPORT SOFTWARE Download
SLPC019.ZIP (338 KB)

Design tools & simulation

SIMULATION MODELS Download
SLPM082A.ZIP (4 KB) - PSpice Model
CALCULATION TOOLS 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 TOOLS Download
Power loss calculation tool for non-synchronous boost converter
NONSYNC-BOOST-FET-LOSS-CALC — MOSFET power loss calculator for non-synchronous boost converter
Features
  • Calculates power loss for TI MOSFETs
CALCULATION TOOLS Download
SLPC015.ZIP (66 KB)

Reference designs

REFERENCE DESIGNS Download
100W Dimmable DC-DC LED Driver with Daylight Harvesting and Wireless Connectivity Reference Design
TIDA-01095 — The TIDA-01095 TI design is a tested DC-DC LED driver subsystem for high power, high efficiency dimmable LED luminaires. It is built-on a wireless SoC platform which can enable intensity adjustment through analog, PWM dimming and control using any BLE smart device or ZiBee. High Bay and Low bay LED (...)
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REFERENCE DESIGNS Download
Automotive Wide Vin Front-End Power Reference Design w/Cold Crank Operation & Transient Protection
TIDA-01179 The TIDA-01179 reference design is an automotive front-end power supply that is able to supply 30W maximum output for the 12V car battery. The first stage is a buck-boost DC/DC converter that maintains a stable 15V output voltage over the full DC range of the 12V battery conditions specified in ISO (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
TPS40170 Synchronous Buck Reference Design
PMP8629 This buck converter operates over a 38-V to 42-V input range and delivers 32 V at 5 A.
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REFERENCE DESIGNS Download
High Density Efficient Solution for Main Aux as well as Back up Aux Power in Drones
PMP10650 PMP10650 is a high power density 40W Buck Converter design optimized for Wide Vin Drone Design using the LM3150 controller IC (Used for Drone’s Backup Power) and LM53603. The design accepts an input voltage of 7Vin to 36Vin and provides the outputs of 5V@5A for Drone’s Backup power and (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
Power Reduction Using Dynamic Switching Reference Design
TIDA-00675 This design shows the power reduction benefits of dynamically switching a load on/off using a load switch. The design guide shows how frequency of switching, duty cycle, and the use of a discharge resistor can have an impact on power consumption.
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REFERENCE DESIGNS Download
38V@2A Synchronous Boost Reference Design
PMP10324 The PMP10324 sync-boost reference design provides 38V @ 2A over a wide input range covering the 24V rail. It uses dual external FETs to achieve a full load efficiency of 97% at 24Vin. This design uses minimal footprint parts with all ceramic capacitors.
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REFERENCE DESIGNS Download
20W SEPIC Low-Cost Lead Acid Battery Charger Reference Design
PMP10081 The PMP10081 reference design shows a simple and low-cost solution of a lead acid battery charger. The input voltage range is from 9V to 36V and the maximum output voltage is 13.8V, which is sufficient for a six-cell lead acid battery with a charge current up to 1.5A.
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
High Power Small Form Factor Synchronous Buck To Output 12V@15A Reference Design
PMP10852B The PMP10852B reference design uses the LM5117, CSD18563 for the high side MOSFET and CSD18532 (x2) for the low side MOSFETs.  PMP10852B takes input voltages between 27V to 41V and outputs 180W(12V @15A).  The size is very small, total area is 1,200mm2 (30mm x 40mm) solution size. The (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
High Power Small Form Factor Synchronous Buck To Output 12V@15A Reference Design
PMP10852 The PMP10852 reference design uses the LM5117, CSD18563 for the high side MOSFET and CSD18532 (x2) for the low side MOSFETs.  PMP10852 takes input voltages between 27V to 41V and outputs 180W(12V @15A).  The size is very small, total area is 1,200mm2 (30mm x 40mm) solution size. The design (...)
document-generic Schematic document-generic User guide

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