LM78L05IBPX

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

The LM78L05IBPX is a three-terminal positive linear voltage regulator from the LM78L series by Texas Instruments. It provides a fixed 5 V output with a maximum current capability of 100 mA. The device operates within an input voltage range of 6.7 V to 30 V and supports a maximum power dissipation of 750 mW. It features a line regulation of 75 mV and load regulation of 60 mV, with a typical PSRR of 62 dB at 120 Hz. The component functions in an ambient temperature range from 0°C to +125°C and utilizes an 8-pin USMD package.

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

• Provides stable local board-level voltage regulation for logic systems and instrumentation
• Includes internal thermal overload protection to prevent damage during overheating
• Features short-circuit current limiting to protect the output transistor
• Offers safety area protection for the output transistor against excessive internal power dissipation

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

• Logic system power supplies
• Battery chargers
• On-card regulation modules
• Instrumentation power circuits

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

Verify the specific suffix 'IBPX' against the official Texas Instruments datasheet to confirm the exact package type and tape-and-reel specifications. Ensure the ordering part number matches the required RoHS compliance status and pinout configuration for your PCB design. Cross-reference the manufacturer's latest lifecycle notices to confirm availability status.

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

Select this component when a fixed 5 V supply is required with low current demands up to 100 mA. It serves as a direct replacement for Zener diode and resistor combinations, offering significantly improved output impedance. Consider the 750 mW power dissipation limit and thermal management requirements when designing the circuit layout.

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

This device belongs to the LM78LXX family of three-terminal positive regulators. Unlike the higher-current LM78xx series, the LM78L series is optimized for lower power applications requiring compact packaging. The LM78L05 variant specifically targets 5 V logic applications where space and cost efficiency are prioritized over high current delivery capabilities.

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

LM78L05ITP/NOPB is listed as a direct substitute for related LM78L05 variants.