KA79M15TU

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

The KA79M15TU is a monolithic integrated circuit designed as a fixed voltage regulator within the KA79MXX series. It provides a negative output of -15V with an output current capability exceeding 0.5A. The device operates within an input voltage range of -35V to -40V and supports an operating temperature range from 0°C to +125°C. Key electrical characteristics include a line regulation of 80mV, load regulation of 240mV, and ripple rejection of 59dB at 120Hz.

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

• Internal thermal overload protection
• Internal short circuit current limiting
• Output transistor safe area compensation

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

• Fixed negative voltage regulation in power supplies
• Portable equipment requiring stable negative rails
• Industrial control systems utilizing negative logic levels

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

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status for specific manufacturing lots. Ensure ordering suffix matches required package type. Validate datasheet revision against production batch documentation. Check for obsolescence notices prior to final design approval.

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

Select this component when a reliable negative voltage source is required for medium-current applications. Consider the TO-220 package for efficient heat dissipation during high-load operations. Evaluate thermal resistance parameters to ensure junction temperatures remain within specified limits under worst-case operating conditions.

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

This part belongs to the KA79MXX series of three-terminal negative voltage regulators manufactured by onsemi. The series includes various fixed output voltages such as -5V, -6V, -8V, -12V, -15V, -18V, and -24V. These regulators are designed for general-purpose use in electronic circuits requiring stable negative power supplies.

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

MC79M15CTG

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

What is the maximum input voltage for the KA79M15TU?

The absolute maximum input voltage rating is -35V.

Does the KA79M15TU require external components for basic operation?

No external components are strictly required for basic fixed voltage regulation, though capacitors are recommended for stability and transient response improvement.