TPS40170QRGYRQ1 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

TPS40170QRGYRQ1 product

TPS40170QRGYRQ1

DC DC Switching Controllers

4.5 V to 60 Vsynchronous buckPWM controllerAEC-Q100VQFN-20programmable OCP

TPS40170QRGYRQ1 is an automotive-qualified, wide-input synchronous buck controller for external MOSFET power stages operating from 4.5 V to 60 V.

Best for

  • Automotive wide-input buck converters
  • ADAS, infotainment, and cluster power rails
  • External-MOSFET designs needing programmable protection

Avoid if

  • A fully integrated regulator is required
  • Input voltage may exceed 60 V without suitable transient protection
  • The design cannot support careful high-current PCB layout

Check before use

  • Validate minimum on-time and maximum duty-cycle limits at the operating voltage range
  • Set OCP and SCP using actual hot MOSFET RDS(on) values
  • Confirm loop stability with the selected inductor and output capacitors

Key specifications

Input voltage
4.5 V to 60 V
Switching frequency
100 kHz to 600 kHz
Package
20-pin VQFN (RGY)
Automotive grade
AEC-Q100 Grade 1, -40 °C to 125 °C

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
MSL 3, 260 °C, 168 hr
ECCN
-
HTSUS
-

Application

Automotive power conversionWide-input DC/DC convertersIndustrial power rails

CAD Models

Download ECAD models for TPS40170QRGYRQ1: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

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Alternative components

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Design and risk insights

Questions & answers

TPS40170QRGYRQ1 is the TI TPS40170-Q1, a 20-pin VQFN synchronous PWM buck-controller IC. It supports 4.5 V to 60 V input operation and drives external high-side and low-side N-channel MOSFETs.