KA7824ETU

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

The KA7824ETU is a three-terminal positive voltage regulator from the KA78XXE series, manufactured by onsemi. It provides a fixed output voltage of 24 V with an output current capability up to 1 A. The device operates within an input voltage range of 27 V to 38 V and supports an operating temperature range from -40°C to +125°C. It features ±4% output voltage tolerance at 25°C and utilizes a TO-220 package with dual-gauge leads.

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

• Integrated thermal overload protection for safe operation under high temperature conditions
• Internal short-circuit protection limits current during fault events
• Output transistor safe operating area (SOA) protection prevents damage during transient loads

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

• Local card regulation in electronic systems
• Positive power supply circuits requiring fixed voltage
• General purpose linear voltage regulation

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

Verify the specific suffix ETU against the official onsemi ordering information to confirm the package type and temperature grade. Confirm that the part number aligns with the KA78XXE series specifications rather than the AE variant. Ensure compatibility with the required TO-220 mounting style and lead configuration for your design.

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

Select this component when a fixed 24 V output is required with up to 1 A load current. The KA78XXE series is suitable for applications needing extended low-temperature operation down to -40°C. Consider the thermal resistance characteristics and ensure adequate heat sinking is provided to maintain junction temperatures within the specified operating range.

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

This regulator belongs to the KA78XXE family of three-terminal positive regulators available in multiple fixed output voltages. The series is designed for wide-ranging applications using the TO-220 or D-PAK packages. These devices are internally protected against current limiting, thermal shutdown, and safe operating area violations, making them robust for standard power management tasks.

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

KA7824AE

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

What is the maximum input voltage for the KA7824ETU?

The absolute maximum input voltage for the KA7824ETU is 40 V.

Does the KA7824ETU include internal protection mechanisms?

Yes, it includes internal current limiting, thermal shut-down, and output transistor safe operating area protection.