KA7808ETU

Description：IC REG LINEAR 8V 1A TO220-3
Series：-
Mfr：onsemi
Package：Tube

SKU:c4dba7a125d8 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: onsemi

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Product introduction

KA7808ETU is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists onsemi. Its product description is IC REG LINEAR 8V 1A TO220-3. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for KA7808ETU

Description：IC REG LINEAR 8V 1A TO220-3
Series：-
Mfr：onsemi
Package：Tube
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：35V
Voltage - Output (Min/Fixed)：8V
Voltage - Output (Max)：-
Voltage Dropout (Max)：2V @ 1A (Typ)
Current - Output：1A
Current - Quiescent (Iq)：8 mA
Current - Supply (Max)：-
PSRR：73dB (120Hz)
Control Features：-
Protection Features：Over Temperature, Short Circuit
Operating Temperature：-40°C ~ 125°C
Mounting Type：Through Hole
Package / Case：TO-220-3
Supplier Device Package：TO-220-3
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for KA7808ETU

KA7808ETU

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

The KA7808ETU is a three-terminal positive linear voltage regulator from the KA78XXE series, manufactured by onsemi. It provides a fixed output voltage of 8 V with a maximum output current of 1 A. The device operates within an input voltage range of 10.5 V to 23 V and supports an operating temperature range of -40°C to +125°C. Key electrical specifications include a typical ripple rejection of 73 dB at 120 Hz, a dropout voltage of 2 V at 1 A, and a quiescent current of 5 mA to 8 mA. Line regulation is specified as 160 mV maximum over the full input range, while load regulation is 160 mV maximum for currents between 5.0 mA and 1.5 A.

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 limits current flow during output fault scenarios.
Output transistor safe operating area protection ensures reliability under varying load conditions.

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

General-purpose DC-to-DC power supply regulation
Local biasing for analog circuits requiring stable positive voltage rails
Equipment power supplies utilizing TO-220 through-hole mounting

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

Verify component authenticity through authorized distribution channels due to historical Fairchild Semiconductor integration. Confirm package marking and datasheet revision alignment with current onsemi ordering information. Check for updated part nomenclature resulting from system migration where underscores may be replaced by dashes. Ensure compliance with RoHS and REACH standards relevant to the specific manufacturing batch.

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

Select this component when a fixed 8 V positive rail is required with up to 1 A continuous current capability. The wide operating temperature range suits industrial environments. Consider external capacitors for stability as per application guidelines. Evaluate thermal management requirements given the junction-to-air resistance characteristics inherent to the TO-220 package configuration.

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

This regulator belongs to the KA78XXE family of three-terminal positive voltage regulators. The series offers multiple fixed output voltages including 5, 6, 9, 10, 12, 15, 18, and 24 V options. These devices are designed primarily for fixed-voltage applications but can be configured with external components for adjustable outputs. The family emphasizes robustness through internal protection mechanisms suitable for diverse electronic systems.