HA178L09UA-TL-E

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

The HA178L09UA-TL-E is a three-terminal fixed voltage linear regulator manufactured by Renesas Electronics Corporation. It belongs to the HA178L series, designed to provide a stable output voltage from a higher input supply. The component utilizes a standard package configuration suitable for surface-mount or through-hole applications depending on the specific suffix variant. As a fixed regulator, it eliminates the need for external feedback networks, simplifying circuit design for power management tasks requiring consistent voltage levels.

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

• Provides a fixed output voltage without requiring external resistive dividers
• Utilizes a three-terminal architecture for simplified integration into power circuits
• Designed as a linear regulator for steady-state voltage stabilization

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

• General-purpose power supply regulation in electronic devices
• Biasing circuits requiring a stable reference voltage
• Pre-regulation stages for downstream switching regulators

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

Verify the exact package type and thermal characteristics against the official Renesas datasheet before procurement. Confirm that the 'TL-E' suffix aligns with your required reel quantity and tape-and-reel specifications. Ensure compatibility with your PCB footprint and soldering profile. Cross-reference the manufacturer part number to avoid confusion with similar variants in the HA178L family.

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

Select this component when a fixed voltage output is sufficient for the application requirements. Consider the maximum input-output differential voltage and thermal dissipation capabilities relative to the expected load current. Verify that the linear regulation topology meets the noise and ripple performance needs of the sensitive downstream components. Ensure the operating temperature range covers the environmental conditions of the final assembly.

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

This component is part of the HA178L series of three-terminal fixed voltage regulators produced by Renesas Electronics. The series typically includes various output voltage options to support diverse power rail requirements. These regulators are commonly used in consumer electronics, industrial controls, and communication equipment where reliable, low-cost voltage regulation is essential. The specific model indicates a fixed output configuration within this broader product line.

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

Check for direct pin-compatible alternatives within the HA178L series offering different fixed voltages if system requirements change. Verify electrical equivalence with other manufacturers' three-terminal linear regulators, ensuring matching output voltage tolerance and current capacity. Confirm package dimensions and thermal resistance values to ensure mechanical and thermal compatibility during substitution.