BQ2057WTSAlternatives & Equivalent Parts

About BQ2057WTS

BQ2057WTS is a power-management component manufactured by Texas Instruments. It comes in a SOT-23-5 package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterBQ2057WTSSourceBQ21040DBVRMCP73831T-2ATI/OT
ManufacturerTexas InstrumentsTexas InstrumentsMicrochip
Package TypeSOT-23-5SOT23 (5-Pin)
Pin Count55
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$0.3363$0.1714
Electrical Parameters
Supply Voltage (Vin)4.5 to 10 V
Charge Current (max)500 mA
Output Voltage4.1 / 4.2 V
Quiescent Current (sleep)15 µA
Operating Temperature-40 to +85 °C
PackageSOT-23-5
Pin Count5
Pbfree CodeYes
Manufacturer Package CodeSOT-23-5
Factory Lead Time8 Weeks
YTEOL9
Additional FeatureREGULATION VOLTAGE IS 4.2V
Adjustable ThresholdYES
Analog IC - Other TypeLINEAR BATTERY CHARGER
JESD-30 CodeR-PDSO-G5
JESD-609 Codee3
Number of Channels1
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Current-Max (Isup)1.5 mA
Supply Voltage-Max (Vsup)6 V
Supply Voltage-Min (Vsup)3.75 V
Supply Voltage-Nom (Vsup)5.2 V
Surface MountYES
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch0.95 mm
Terminal PositionDUAL
Threshold Voltage-Nom+4.2V

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Quick Links

BQ21040DBVRby Texas Instruments

TI enhanced single-cell Li-Ion charger, same SOT-23-5 package, pin-compatible upgrade with improved accuracy

MCP73831T-2ATI/OTby Microchip Technology

Single-cell Li-Ion linear charger in SOT-23-5, same 500mA max current, direct functional equivalent

Why Look for Alternatives?

Finding alternatives for BQ2057WTS is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating BQ2057WTS replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

Can't Find What You Need?

Our sourcing team can help find compatible alternatives for BQ2057WTS. Get expert recommendations within 24 hours.

Request Alternatives for BQ2057WTS

FAQ

What is equivalent to BQ2057WTS?

Known equivalents for BQ2057WTS include BQ21040DBVR, MCP73831T-2ATI/OT. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of BQ2057WTS?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify BQ2057WTS alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.