BD30KA5WF-E2

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The BD30KA5WF-E2 is a fixed-output low-dropout (LDO) voltage regulator manufactured by ROHM Semiconductor. It provides a stable 3 V output with a maximum continuous current of 500 mA. The device operates within an input voltage range of 2.3 V to 5.5 V and features a typical dropout voltage of 120 mV at 0.2 A load, with a maximum of 200 mV. Key electrical specifications include a ripple rejection ratio of 50 dB, line regulation of 10 mV, and load regulation of 25 mV. The component is housed in an SOP-8 surface-mount package and supports an operating temperature range from -40°C to +105°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Integrated shutdown function that reduces circuit current to 0 µA when disabled
• Built-in overcurrent protection circuit to prevent IC damage during output short circuits
• Thermal shutdown protection mechanism safeguards against overheating under overload conditions

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Local power supply circuits for consumer electronics
• Power management for portable devices requiring compact form factors
• Battery-powered equipment needing efficient voltage regulation

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix E2 for RoHS compliance and lead time availability through authorized distributors. Confirm SOP-8 packaging requirements and check for alternative pin-compatible variants if design modifications are necessary. Ensure thermal management aligns with the specified power dissipation limits in high-temperature environments.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 3 V output is required with moderate current capability up to 500 mA. It is suitable for applications prioritizing low dropout performance and integrated protection features. Consider the SOP-8 package size constraints and verify input voltage stability within the 2.3 V to 5.5 V operational window for optimal efficiency.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the BDxxKA5WF series of secondary LDO regulators designed for small-scale, energy-efficient applications. The series offers various fixed output voltages and packages, maintaining consistent protection features like overcurrent and thermal shutdown. It targets general-purpose local power supplies in digital appliances and portable electronics.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Check for other BD30KA5WF variants with different suffixes or packages such as TO-252-3 (BD30KA5FP) if footprint changes are permissible. Verify electrical compatibility including output voltage accuracy and current ratings before substitution.