KA7812ERTF

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

The KA7812ERTF is a three-terminal positive voltage regulator from the KA78XXE series, manufactured by onsemi. It provides a fixed output voltage of 12 V with a maximum output current of 1 A. The device utilizes a D-PAK surface-mount package and supports an operating temperature range from -40°C to +125°C. Electrical specifications include a line regulation of up to 240 mV and load regulation of up to 240 mV at 25°C. The input voltage range extends from 14.5 V to 30 V, with a typical ripple rejection of 71 dB.

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

• Integrated thermal overload protection prevents damage during excessive heat conditions.
• Built-in short-circuit protection safeguards the device against output faults.
• Output transistor safe operating area protection ensures reliability under varying load conditions.

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

• DC power supply circuits requiring stable positive voltage regulation
• Internal biasing for operational amplifiers and analog circuits
• Power management sections in consumer electronic devices

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

Verify the specific ordering suffix 'TF' corresponds to the tape and reel packaging format as defined in the official datasheet. Confirm that the component meets all required environmental standards and RoHS compliance specifications for your intended manufacturing process before finalizing procurement orders.

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

Select this component when a fixed 12 V output is required with a maximum load current of 1 A. Ensure the application design accommodates the specified thermal resistance characteristics of the D-PAK package. Verify that the input voltage remains within the recommended operating limits to maintain proper regulation performance.

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

This part belongs to the KA78XXE family of three-terminal positive regulators. The series offers various fixed output voltages including 5, 6, 8, 9, 10, 12, 15, 18, and 24 V options. These regulators are designed for general-purpose applications where reliable linear voltage regulation is necessary.

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

KA7812ERTM (Same voltage and current rating, bulk packaging variant)

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

What is the maximum output current capability of the KA7812ERTF?

The device can deliver a maximum output current of 1 A, provided adequate heat sinking is implemented.

Does the KA7812ERTF include internal protection features?

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