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Best Alternatives to TP4582B

Package: ESOP8LTPOWERPMIC - Battery ManagementCharging Current: 250 mAMax Boost Output Current: 500 mAOperating Temperature: -20 °C to 85 °CInput Voltage Range: 4.5 V to 5.5 VProduct Type: -

TP4582B is a compact power management SOC for single-cell Li-ion applications. While several alternatives exist, TP4584B from the same manufacturer offers a near-identical pin-compatible replacement.

AI replacement insight

Electrical risklow

For TP4584B. Risk is High for other candidates due to current mismatch.

Package risklow

All suggested alternatives use a compatible ESOP8L package.

Firmware riskhigh

Applies only to IP5306-I2C, which requires a new I2C driver.

Can it be replaced directly?

Direct replacement for TP4582B should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

TP4584B is a strong candidate for a drop-in replacement, offering identical performance and package.

Main risk

The main risk with other candidates is electrical overstress or incompatibility due to significantly higher current ratings, requiring a redesign of passive components.

Recommended alternatives

1
TP4584B package
TP4584B

TPOWER

Needs validationmedium risk

Pin-compatible alternative from the same manufacturer with matching key electrical parameters.

View details

Alternative comparison matrix

Feature / factorTP4582BTP4584BFM5324GAFM5327Compatibility / risk
PackageESOP8LESOP8LeSOP8LESOP8LESOP8L / eSOP8L — Package matches.; FM5324GA: Package matches.; FM5327: Package matches.
PinoutPin-compatiblePin-compatible based on datasheet review.Pin-compatible based on datasheet review.Pin-compatible based on datasheet review.Pin-compatible based on datasheet review. — Pin functions and layout match.; FM5324GA: Pin functions and layout match.; FM5327: Pin functions and layout match.
Current500 mA500 mA2.4 A2.4 A500 mA / 2.4 A — Boost output current matches.; FM5324GA: Significantly higher boost current.; FM5327: Significantly higher boost current.
Temperature-20°C to 85°C-20°C to 85°C---20°C to 85°C — Operating temperature range matches.

Application & sourcing insights

Questions & answers

Verified drop-in options for TP4582B 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.