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Texas Instruments TPS62170 | Demoboard TIDA-00548
4- to 20-mA Analog Input Module Reference Design for Safety Applications
Overview
| Topology | Buck Converter |
| Input voltage | 7.3-8.1 V |
| Switching frequency | 2250 kHz |
| Output 1 | 1.23 V |
| IC revision | E2 |
Description
The TPS62170 is an easy to use synchronous step-down DC-DC converter optimized for applications withhigh power density. A high switching frequency of typically 2.25 MHz allows the use of small inductors andprovides fast transient response as well as high output voltage accuracy by utilization of the DCSControl™ topology.It supports up to 0.5-A continuous output current at output voltages between 0.9 and 6V (with 100% duty cycle mode) at a wide operating input range of 3 to 17 V.
Features
DCS-Control™ TopologyInput Voltage Range from 3 V to 17 VUp to 500-mA Output CurrentAdjustable Output Voltage from 0.9 V to 6 VFixed Output Voltage VersionsSeamless Power Save Mode TransitionTypically 17-µA Quiescent CurrentPower Good Output100% Duty Cycle ModeShort Circuit ProtectionOver Temperature ProtectionPin to Pin Compatible with TPS62160 andTPS62125Available in a 2-mm × 2-mm 8-Pin WSONPackage
Typical applications
- Programmable Logic Controllers (PLCs)
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | λDom typ.(nm) | Emitting Color | λPeak typ.(nm) | IV typ.(mcd) | VF typ.(V) | Chip Technology | 2θ50% typ.(°) | L(µH) | IR(A) | ISAT(A) | fres(MHz) | Mount | VIN | VOut1(V (DC)) | IOut1(A) | Type of Insulation | fswitch(kHz) | ∫Udt(Vµs) | NPRI : NSEC | VT(V (AC)) | W(mm) | H(mm) | Pins | Color | Gender | Packaging | Poles | L(mm) | Vaporphase process | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WL-SMCW SMT Mono-color Chip LED Waterclear, 570 nm, Bright Green | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | Dominant Wavelength [typ.]570 nm | Emitting ColorBright Green | Peak Wavelength [typ.]572 nm | Luminous Intensity [typ.]40 mcd | Forward Voltage [typ.]2 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | – | MountSMT | – | – | – | – | – | – | – | – | Width0.8 mm | Height0.7 mm | – | – | – | PackagingTape and Reel | – | Length1.6 mm | – | ||||
| WL-SMCW SMT Mono-color Chip LED Waterclear, 625 nm, Red | Downloads27 files RAY files
| Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWL-SMCW SMT Mono-color Chip LED Waterclear | Dominant Wavelength [typ.]625 nm | Emitting ColorRed | Peak Wavelength [typ.]630 nm | Luminous Intensity [typ.]250 mcd | Forward Voltage [typ.]2 V | Chip TechnologyAlInGaP | Viewing Angle Phi 0° [typ.]140 ° | – | – | – | – | MountSMT | – | – | – | – | – | – | – | – | Width0.8 mm | Height0.7 mm | – | – | – | PackagingTape and Reel | – | Length1.6 mm | – | |||
 | WE-TPC SMT Tiny Power Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | – | – | – | – | – | – | – | Inductance3.3 µH | Rated Current1 A | Saturation Current0.85 A | Self Resonant Frequency80 MHz | MountSMT | – | – | – | – | – | – | – | – | Width2.8 mm | Height1.1 mm | Pins2 | – | – | – | – | Length2.78 mm | – | ||||
 | WE-TPC SMT Tiny Power Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | – | – | – | – | – | – | – | Inductance22 µH | Rated Current0.5 A | Saturation Current0.75 A | Self Resonant Frequency23 MHz | MountSMT | – | – | – | – | – | – | – | – | Width2.8 mm | Height2.8 mm | Pins2 | – | – | – | – | Length2.8 mm | – | ||||
 | WS-DISV Small Compact SMT Flat Actuator with Top Tape 1.27 mm, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | Pins2 | – | – | PackagingTape and Reel | Poles2 | Length3.71 mm | Vaporphase processYes | ||||
 | WE-PPTI Push-Pull Transformers, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-PPTI Push-Pull Transformers | – | – | – | – | – | – | – | Inductance475 µH | – | – | – | MountSMT | Input Voltage 3.3 V (DC) | Output Voltage 15 V (DC) | Output Current 10.5 A | Type of InsulationFunctional | Switching Frequency 250 - 550 | Voltage-µSecond11 Vµs | Turns Ratio1:1.7 | Insulation Test Voltage2500 V (AC) | Width10.2 mm | Height4.19 mm | – | – | – | PackagingTray | – | Length6.73 mm | – | |||
 | WR-PHD Jumper, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Jumper | – | – | – | – | – | – | – | – | Rated Current3 A | – | – | – | – | – | – | – | – | – | – | – | – | – | Pins1 | ColorBlack | GenderJumper | PackagingBag | – | Length2.44 mm | – |