ISL78307FBEAZ-T7A

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

The ISL78307FBEAZ-T7A is a linear low-dropout (LDO) voltage regulator manufactured by Renesas Electronics Corporation. It provides a fixed positive output voltage of 3.3 V with a maximum output current capability of 50 mA. The device supports an input voltage range from 6 V to 40 V and operates within an ambient temperature range of -40 °C to +125 °C. It features a quiescent current of 18 µA, line regulation of 0.04 %, and load regulation of 0.25 %. The component is housed in an 8-lead SOIC package with an exposed pad (SOIC-8 EP).

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

• Provides a fixed 3.3 V regulated output for stable power supply applications.
• Operates reliably across an extended industrial temperature range up to 125 °C.
• Features low quiescent current consumption for efficient power management.

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

• Automotive electronic control units requiring stable 3.3 V logic levels.
• Industrial sensor interfaces needing precise voltage regulation.
• Embedded systems utilizing automotive-grade components.

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

Verify the specific suffix 'T7A' against official Renesas documentation to confirm tape-and-reel packaging specifications. Confirm RoHS compliance status through the manufacturer's environmental declaration. Check for end-of-life notices or obsolescence warnings prior to procurement, as availability may be limited. Ensure the 8-SOIC-EP footprint matches the target PCB design constraints.

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

Select this component when a fixed 3.3 V output is required within a 6 V to 40 V input range. Consider the 50 mA current limit for low-power loads. Evaluate the thermal performance in the SOIC-8 EP package for the intended operating environment. Verify that the 18 µA quiescent current meets system standby requirements.

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

This part belongs to the ISL78307 series of automotive-grade LDO regulators. The series includes variants with different fixed output voltages and adjustable options. The 'FBEA' designation typically indicates a specific output voltage and package type within the family. The '-T7A' suffix denotes the reel packaging format for automated assembly.

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

Consult official Renesas substitution guides for direct replacements. Potential alternatives include other parts within the ISL78307 series with matching 3.3 V output and SOIC-8 EP packages. Verify pin compatibility and electrical parameters before substituting.