KA78L05ADTF

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

The KA78L05ADTF is a fixed voltage monolithic integrated circuit positive linear regulator from the KA78LXXA series, manufactured by onsemi. It provides a nominal output voltage of 5V with a maximum output current capability of 100mA. The device is housed in an 8-SOP surface-mount package and incorporates internal thermal overload protection and short-circuit current limiting for operational safety. Electrical characteristics specify a line regulation of up to 150mV and load regulation of up to 60mV under standard test conditions.

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

• Provides a fixed 5V DC output suitable for low-current applications requiring supply currents up to 100mA.
• Integrates internal thermal overload protection to prevent damage during excessive power dissipation.
• Includes short-circuit current limiting functionality to protect the device and load during fault conditions.

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

• Power supplies for portable equipment
• Battery-powered systems
• General-purpose electronic circuits

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

Verify the specific ordering suffix 'TF' against official documentation to confirm tape and reel packaging specifications. Confirm that the component meets RoHS requirements and check for any lifecycle status changes or obsolescence notices from the manufacturer before finalizing procurement plans.

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

Select this component when a fixed 5V output is required with a maximum load current of 100mA. Ensure the input voltage remains within the absolute maximum ratings (30V for 5V output) and verify that the thermal management design accommodates the specified power dissipation limits for the 8-SOP package.

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

This part belongs to the KA78LXXA series of three-terminal positive voltage regulators. The series offers various fixed output voltages including 5V, 6V, 8V, 9V, 10V, 12V, 15V, 18V, and 24V. The 'AD' designation indicates the 8-SOP package type, while 'TF' denotes the tape and reel packing method.

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

Compatible substitutes include KA78L05AZTA (TO-92 Ammo), KA78L05AMTF (SOT-89 Tape & Reel), and KA78L05AD (8-SOP Tube). Verify pinout compatibility and package dimensions when substituting across different form factors.

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

What is the maximum input voltage for the KA78L05ADTF?

The maximum steady-state usable input voltage for the 5V output version is 30V.

Does the KA78L05ADTF include protection features?

Yes, the device includes internal thermal overload protection and short-circuit current limiting.