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Best Alternatives to TPS62A01DRLR

Package: SOT-563, SOT-666Texas InstrumentsVoltage Regulators - DC DC Switching RegulatorsSeries: -Package: Tape & Reel (TR); Cut Tape (CT); Digi-Reel®Voltage - Input (Min): 2.5VVoltage - Input (Max): 5.5VVoltage - Output (Min/Fixed): 0.6V

The TPS62A01DRLR is a 1A, 2.4MHz synchronous buck converter in a SOT-563 package. While no perfect drop-in is available, several alternatives from Texas Instruments offer higher current or different features in a pin-compatible package, but require careful review of switching frequency and control mode.

AI replacement insight

Electrical riskmedium

Key parameters like switching frequency and control mode differ in several candidates, requiring circuit validation.

Package risklow

Multiple candidates are available in the same SOT-563 package, including some with confirmed pin compatibility.

Firmware risklow

These are analog-controlled regulators with no firmware interaction.

Can it be replaced directly?

Direct replacement for TPS62A01DRLR should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Upgrade to TPS62A02DRLR for 2A output current in the same package and family, which is the lowest-risk path.

Main risk

The primary risk when substituting is a mismatch in switching frequency, which necessitates recalculating and replacing external inductor and capacitor values to ensure stability and performance.

Recommended alternatives

3
TPS62A02DRLR package
TPS62A02DRLR

Texas Instruments

Needs validationlow risk

A higher current (2A) version in the same family and package, offering a direct upgrade path.

View details

Alternative comparison matrix

Feature / factorTPS62A01DRLRTPS62A02DRLRTPS62A01ADRLRTLV62585PDRLRCompatibility / risk
Current1.0 A2.0 A1.0 A3.0 A2.0 A / 1.0 A / 3.0 A — Provides double the output current capability.; TPS62A01ADRLR: Identical output current.; TLV62585PDRLR: Higher output current capability.
PackageSOT-563SOT-563SOT-563SOT563SOT-563 / SOT563 — Same package and family, implies pin compatibility.; TPS62A01ADRLR: Identical package and pin count.; TLV62585PDRLR: Package is identical (SOT563/SOT-563).
Frequency2.4 MHz2.4 MHz2.4 MHz1.5 MHz2.4 MHz / 1.5 MHz — Identical switching frequency simplifies design transition.; TPS62A01ADRLR: Identical switching frequency.; TLV62585PDRLR: Different switching frequency requires recalculating external L/C values.
Voltage2.5 V to 5.5 V2.5 V to 5.5 V--2.5 V to 5.5 V — Identical input voltage range.
Control ModeAuto PSM/PWM-Forced PWM-Forced PWM — Candidate is FPWM only; target has auto PSM/PWM for light-load efficiency.
PinoutImplied--Official TI DocsOfficial TI Docs — TI datasheet for target claims pin-to-pin compatibility.

Application & sourcing insights

Questions & answers

Verified drop-in options for TPS62A01DRLR are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.