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KA7805AETU 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 5V 1A TO220-3. Review the specifications below when checking this part for your BOM.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for KA7805AETU
- Description：IC REG LINEAR 5V 1A TO220-3
- Series：-
- Mfr：onsemi
- Package：Bulk
- Output Configuration：Positive
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：35V
- Voltage - Output (Min/Fixed)：5V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：2V @ 1A (Typ)
- Current - Output：1A
- Current - Quiescent (Iq)：6 mA
- Current - Supply (Max)：-
- PSRR：68dB (120Hz)
- Control Features：-
- Protection Features：Over Temperature, Short Circuit
- Operating Temperature：0°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 KA7805AETU
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview
The KA7805AETU is a three-terminal positive linear voltage regulator from the KA78xx series, manufactured by onsemi. It provides a fixed output voltage of 5 V with a maximum output current of 1 A. The device features internal current limiting, thermal shutdown, and safe operating area protection. It operates within an input voltage range up to 35 V and maintains performance across a temperature range of 0°C to +125°C. The unit is housed in a TO-220-3 through-hole package.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary
- Integrated protection mechanisms including internal current limiting, thermal shutdown, and safe operating area protection for robust operation.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications
- General-purpose DC power supply regulation
- Local on-card regulation for distributed power systems
- Positive voltage constant current sources
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes
Verify the specific suffix 'A' against the manufacturer datasheet to confirm exact line/load regulation specifications, as variations exist within the KA78xx family. Ensure the TO-220-3 package pinout matches the target PCB footprint. Confirm RoHS compliance status if required by project specifications.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes
Select this component when a fixed 5 V output is required with up to 1 A load capability. The TO-220-3 package facilitates heat dissipation for higher currents. Consider the dropout voltage characteristics relative to the minimum input voltage available in the design.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context
This part belongs to the KA78xx series of three-terminal positive regulators. These devices are designed primarily as fixed voltage regulators but can be used with external components to obtain adjustable voltages and currents. They are widely used in applications requiring reliable, low-cost linear regulation.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations
MC7805ACTG is a confirmed substitute part number within the same manufacturer portfolio offering identical electrical characteristics and pinout compatibility.
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