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UC2901 Feedback Signal Generator Series

titi

FB Generator Isolated Fb Generator 14-Pin CDIP Tube Isolated Feedback Generator

The UC2901 series from Texas Instruments is a line of isolated feedback generators designed to create and manage isolated feedback signals in power control applications. These devices are particularly useful in scenarios requiring precise voltage regulation and isolation between different circuit sections. If you're working on isolated feedback loops in power controllers, these ICs are a go-to choice.

One thing worth noting is their robustness in handling a wide range of supply voltages—ranging from 4.5V to 40V. This flexibility makes them suitable for various industrial and automotive applications where robustness and reliability are crucial. Another practical observation is that engineers tend to reach for these ICs when they need to ensure clean, isolated feedback signals without the risk of ground loops or other interference issues.

These ICs come in a 14-pin SOIC package, making them easy to integrate into existing PCB designs. They offer a 1.5V reference voltage, which simplifies the design process by providing a stable reference point. The isolated feedback generation capability ensures that the feedback signal remains clean and unaffected by noise from the main power supply or other components.

In typical applications, such as isolated power supplies, battery management systems, and motor drives, these ICs help maintain precise control over the power loop, ensuring optimal performance and safety. The isolated nature of these generators is especially beneficial in environments where electrical isolation is mandatory, such as in medical equipment or high-voltage industrial machinery.

Frequently Asked Questions

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UC2901 Feedback Signal Generator - Part List

19 parts in total

Width

Package / Case

Factory Pack Quantity

Standard Package Name

Current - Output

Height

Length

Length - Overall

Package Quantity

Shell Size - Insert

Operating Temperature

Other Names

Packaging

Lead Style

Package Cooled

Supplier Device Package

Standard Package

RoHS

Part Status

Feedback Type

Voltage Rating

Voltage Reference

Current Rating (Max)

Voltage - Supply (Min)

Common Mode Transient Immunity (Min)

Weight

Mounting Type

Mounting Style

Size / Dimension

Number of Positions

Series

Software

Printed Circuit Board

Temperature - Test

Number of Pins

Mfr Part #Quantity AvailablePriceCategoryCurrent - OutputVoltage ReferencePackage / CaseOperating TemperaturePackagingProduct CategoryFactory Pack QuantityRoHSMounting StyleVoltage - Supply (Min)Standard PackageStandard Package NamePart StatusHigh ReliabilityVoltage RatingOscillator TypeCurrent - SupplyCurrent Rating (Max)Must Release VoltageCommon Mode Transient Immunity (Min)WidthLead StyleMounting TypeLength - OverallPackage QuantityNumber of PositionsShell Size - InsertTypeSoftwareTool TypePrinted Circuit BoardEU RoHSVoltage - SupplySupplier Device PackageSeriesApplicationsFunctional DiagramUtilized IC / PartTemperature - TestRad HardenedWeightPackage CooledHeightLengthOther NamesManufacturerMechanical LifeFeedback TypeSize / DimensionNumber of PinsSVHCTariff NoMaterial FinishCurrent - Average Rectified (Io)
UC2901DG4
3
UC2901DG4

FB Generator Isolated Fb Generator 14-Pin SOIC Tube IC ISOLATED FB GENERATOR 14-SOIC UC2901DG4, Feedback Signal Generator Isolated Feedback Generator 1.5V Reference, 4.5 to 40V, 14-Pin, SOIC Feedback Loop Power Controllers Isolated Feedback Generator Isolated Feedback Generator

texas instruments

10000100: ¥37.5224-35 mA1.5 V14SOIC-40 to 85 °CTubeFeedback Loop Power Controllers50Lead free / RoHS CompliantSMD/SMT40 VRail / TubeSOICACTIVEY4.5 VUseable to 5 MHz5MilitaryUVLOIndustrial3.91mmGull-wingSurface Mount8.75(Max)SOIC141.5(Max)Isolated Feedback GeneratorSLUS279A214Compliant4.5 V ~ 40 V14-SOICUC2901Feedback Generatoralt_slus279a.gifView-40 to 85No0.004318 ozSOIC1.58mm8.65mm---Isolated Feedback Generator8.65 x 3.91 x 1.58mm-----
UC2901D
4
UC2901D

FB Generator Isolated Fb Generator 14-Pin SOIC Tube IC ISOLATED FB GENERATOR 14-SOIC Feedback Loop Power Controllers Isolated Feedback Generator Isolated Feedback Generator 隔离 反馈信号发生器, 1.5V参考电压, 4.5 → 40 V电源, 14针 SOIC封装

texas instruments

1491: ¥50.116-35 mA1.5 V14SOIC-40 to 85 °CTubeFeedback Loop Power Controllers50Lead free / RoHS CompliantSMD/SMT40Rail / TubeSOICACTIVEY4.5Useable to 5 MHz5MilitaryUVLOIndustrial3.91mmGull-wingSurface Mount8.75(Max)SOIC141.5(Max)Isolated Feedback GeneratorSLUS279A214Compliant4.5 V ~ 40 V14-SOICUC2901Feedback Generatoralt_slus279a.gifView-40 to 85No0.004318 ozSOIC1.58mm8.65mm296-11204-5Texas Instruments-隔离反馈发生器8.65 x 3.91 x 1.58mm14----
UC2901J
UC2901J

FB Generator Isolated Fb Generator 14-Pin CDIP Tube Isolated Feedback Generator

texas instruments

1050: ¥145.928-35 mA1.5 V14CDIP-40 to 85 °CTube----40Rail / TubeCDIPACTIVEY4.5Useable to 5 MHz5MilitaryUVLOIndustrial6.92Through HoleThrough Hole19.56CDIP144.57Isolated Feedback GeneratorSLUS279A214-----alt_slus279a.gifView-40 to 85---------------
UC2901N
5
UC2901N

FB Generator Isolated Fb Generator 14-Pin PDIP Tube IC ISOLATED FB GENERATOR 14-DIP Feedback Loop Power Controllers Isolated Feedback Generator ISOLATED FEEDBACK GENERATOR, 14DIP Isolated Feedback Generator 隔离 反馈信号发生器, 1.5V参考电压, 4.5 → 40 V电源, 14针 PDIP封装

texas instruments

791: ¥54.876-35 mA1.5 V14PDIP-40 to 85 °CTubeFeedback Loop Power Controllers25Lead free / RoHS CompliantThrough Hole40Rail / TubePDIPACTIVEY4.5Useable to 5 MHz5MilitaryUVLOIndustrial6.6(Max)Through HoleThrough Hole19.69(Max)PDIP145.08(Max) - 0.51(Min)Isolated Feedback GeneratorSLUS279A214Compliant4.5 V ~ 40 V14-PDIPUC2901Feedback Generatoralt_slus279a.gifView-40 to 85No0.000001PDIP--296-11205-5----:14:No SVHC (16-Dec-2013)85423990:MSL 1 - Unlimited-
UC2901DW
UC2901DW

Feedback Loop Power Controllers Isolated Feedback Generator

Texas Instruments

0-- 35 mA1.5 VSOIC-16+ 85 CTubeFeedback Loop Power Controllers1RoHS CompliantSMD/SMT-------------------------------------Obsolete-------
UC2901DWG4
UC2901DWG4

Feedback Loop Power Controllers Isolated Feedback Generator

Texas Instruments

0-- 35 mA1.5 VSOIC-16+ 85 CTubeFeedback Loop Power Controllers1RoHS CompliantSMD/SMT-------------------------------------Obsolete-------
UC2901DWTR
UC2901DWTR

Feedback Loop Power Controllers Isolated Feedback Generator

Texas Instruments

0-- 35 mA1.5 VSOIC-16+ 85 CReelFeedback Loop Power Controllers1RoHS CompliantSMD/SMT-------------------------------------Obsolete-------
UC2901DWTRG4
UC2901DWTRG4

Feedback Loop Power Controllers Isolated Feedback Generator

Texas Instruments

0-- 35 mA1.5 VSOIC-16+ 85 CReelFeedback Loop Power Controllers1RoHS CompliantSMD/SMT-------------------------------------Obsolete-------
UC2901DTRG4
2
UC2901DTRG4

FB Generator Isolated Fb Generator 14-Pin SOIC T/R IC ISOLATED FB GENERATOR 14-SOIC Feedback Loop Power Controllers Isolated Feedback Generator

texas instruments

102500: ¥21.42-35 mA1.5 V14SOIC-40 to 85 °CTape and ReelFeedback Loop Power Controllers2500Lead free / RoHS CompliantSMD/SMT40Tape & ReelSOIC--4.5----Industrial4(Max)Gull-wingSurface Mount8.75(Max)SOIC141.5(Max)Isolated Feedback Generator--14Compliant4.5 V ~ 40 V14-SOICUC2901Feedback Generator---No0.004318 ozSOIC------------
UC2901NG4
2
UC2901NG4

FB Generator Isolated Fb Generator 14-Pin PDIP Tube IC ISOLATED FB GENERATOR 14-DIP UC2901NG4, Feedback Signal Generator Isolated Feedback Generator 1.5V Reference, 4.5 to 40V, 14-Pin, PDIP Feedback Loop Power Controllers Isolated Feedback Generator Isolated Feedback Generator

texas instruments

1000075: ¥47.2981-35 mA1.5 V14PDIP-40 to 85 °CTubeFeedback Loop Power Controllers25Lead free / RoHS CompliantThrough Hole40 VRail / TubePDIPACTIVEY4.5 VUseable to 5 MHz5MilitaryUVLOIndustrial6.35mmThrough HoleThrough Hole19.69(Max)PDIP145.08(Max) - 0.51(Min)Isolated Feedback GeneratorSLUS279A214Compliant4.5 V ~ 40 V14-PDIPUC2901Feedback Generatoralt_slus279a.gifView-40 to 85No-PDIP4.57mm19.3mm---Isolated Feedback Generator19.3 x 6.35 x 4.57mm-----
UC2901QG3
UC2901QG3

FB Generator Isolated Fb Generator 20-Pin PLCC Tube IC ISOLATED FB GENERATOR 20PLCC Feedback Loop Power Controllers Isolated Feedback Generator

texas instruments

101: ¥48.96-35 mA1.5 V20PLCC-40 to 85 °CTubeFeedback Loop Power Controllers46Lead free / RoHS CompliantSMD/SMT40Rail / TubePLCC--4.5----Industrial9.04(Max)J-LeadSurface Mount9.04(Max)PLCC204.57(Max) - 0.51(Min)Isolated Feedback Generator--20Compliant4.5 V ~ 40 V20-PLCC (9x9)UC2901Feedback Generator---No-PLCC-----------5 mA
UC2901MDREPG4
2
UC2901MDREPG4

FB Generator Isolated Fb Generator 14-Pin SOIC T/R IC ISOLATED FB GENERATOR 14-SOIC Feedback Loop Power Controllers EP ISOLATED FEEDBACK GENERATOR Enhanced Product Isolated Feedback Generator

texas instruments

102500: ¥37.808-15 mA1.5 V14SOIC-55 to 125 °CTape and ReelFeedback Loop Power Controllers2500Lead free / RoHS CompliantSMD/SMT40Tape & ReelSOICACTIVEY4.5Useable to 5 MHz5HiRel Enhanced ProductUVLOMilitary4(Max)Gull-wingSurface Mount8.75(Max)SOIC141.5(Max)Isolated Feedback GeneratorSLUS709A214Compliant4.5 V ~ 40 V14-SOICUC2901-EPFeedback Generator-View-55 to 125-0.004318 oz-------------
UC2901Q
2
UC2901Q

FB Generator Isolated Fb Generator 20-Pin PLCC Tube IC ISOLATED FB GENERATOR 20-PLCC Feedback Loop Power Controllers Isolated Feedback Generator Isolated Feedback Generator

texas instruments

1241: ¥50.116-35 mA1.5 V20PLCC-40 to 85 °CTubeFeedback Loop Power Controllers46Lead free / RoHS CompliantSMD/SMT40Rail / TubePLCCACTIVEY4.5Useable to 5 MHz5MilitaryUVLOIndustrial9.04(Max)J-LeadSurface Mount9.04(Max)PLCC204.57(Max) - 0.51(Min)Isolated Feedback GeneratorSLUS279A220Compliant4.5 V ~ 40 V20-PLCC (9x9)UC2901Feedback Generatoralt_slus279a.gifView-40 to 85---4.06 mm8.96 mm296-11206-5Texas Instruments--------
UC2901MDREP
4
UC2901MDREP

FB Generator Isolated Fb Generator 14-Pin SOIC T/R Feedback Loop Power Controllers Mil Enh Iso Feedback Generator IC ISOLATED FDBK GENERATR 14SOIC Enhanced Product Isolated Feedback Generator

texas instruments

25002500: ¥50.00-15 mA1.5 V14SOIC-55 to 125 °CReelFeedback Loop Power Controllers2500RoHS CompliantSMD/SMT40Tape & ReelSOICACTIVEY4.5Useable to 5 MHz5HiRel Enhanced ProductUVLOMilitary3.91 mmGull-wingSurface Mount8.75(Max)SOIC141.5(Max)Isolated Feedback GeneratorSLUS709A214Compliant4.5 V ~ 40 V14-SOICUC2901-EPFeedback Generator-View-55 to 125-0.004318 oz-1.58 mm8.65 mm296-22532-1Texas Instruments--------
UC2901DTR
3
UC2901DTR

FB Generator Isolated Fb Generator 14-Pin SOIC T/R IC ISOLATED FB GENERATOR 14-SOIC Feedback Loop Power Controllers Isolated Feedback Generator Isolated Feedback Generator

texas instruments

100002500: ¥23.0602-35 mA1.5 V14SOIC-40 to 85 °CTape and ReelFeedback Loop Power Controllers2500Lead free / RoHS CompliantSMD/SMT40Tape & ReelSOICACTIVEY4.5Useable to 5 MHz5MilitaryUVLOIndustrial4(Max)Gull-wingSurface Mount8.75(Max)SOIC141.5(Max)Isolated Feedback GeneratorSLUS279A214Compliant4.5 V ~ 40 V14-SOICUC2901Feedback Generatoralt_slus279a.gifView-40 to 85No0.004318 ozSOIC1.58 mm8.65 mm-Texas Instruments--------
UC2901DTR/80209
UC2901DTR/80209

Isolated Feedback Generator

Texas Instruments

0-0.0351.5SOIC (D) | 14-40 to 85-----40--OBSOLETEY-Useable to 5 MHz5MilitaryUVLO---------SLUS279A2------alt_slus279a.gif-----------------
UC2901DTR/80209G4
UC2901DTR/80209G4

Isolated Feedback Generator

Texas Instruments

0-0.0351.5SOIC (D) | 14-40 to 85-----40--OBSOLETEY-Useable to 5 MHz5MilitaryUVLO---------SLUS279A2------alt_slus279a.gif-----------------
UC2901-EP
UC2901-EP

Texas Instruments Incorporated

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UC2901-MIL
UC2901-MIL

Texas Instruments Incorporated

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