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KA723 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 LIN POS ADJ 150MA 14-MDIP. Review the specifications below when checking this part for your BOM.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for KA723
- Description：IC REG LIN POS ADJ 150MA 14-MDIP
- Series：-
- Mfr：onsemi
- Package：Tube
- Output Configuration：Positive
- Output Type：Adjustable
- Number of Regulators：1
- Voltage - Input (Max)：40V
- Voltage - Output (Min/Fixed)：2V
- Voltage - Output (Max)：37V
- Voltage Dropout (Max)：-
- Current - Output：150mA
- Current - Quiescent (Iq)：2 mA
- Current - Supply (Max)：4 mA
- PSRR：86dB ~ 74dB (100kHz ~ 10kHz)
- Control Features：Current Limit
- Protection Features：-
- Operating Temperature：0°C ~ 70°C
- Mounting Type：Through Hole
- Package / Case：14-DIP (0.300", 7.62mm)
- Supplier Device Package：14-MDIP
- Grade：-
- Qualification：-
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for KA723
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview
The KA723 is a monolithic precision voltage regulator IC available in 14-DIP and 14-SOP packages. It supports positive or negative supply operation with an input voltage range of -9.5V to 40V. The output voltage is adjustable from 2V to 37V, delivering up to 150mA without external pass transistors. Key electrical characteristics include a reference voltage of 6.80V typical, standby current drain of 2.0mA typical, and ripple rejection of 74dB at 100kHz. Operating temperature ranges from 0°C to +70°C.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary
- Monolithic integrated circuit design providing high ripple rejection and excellent output regulation.
- Capable of functioning as a shunt regulator, current regulator, or temperature controller.
- Features internal series pass transistor for direct load driving up to 150mA.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications
- Precision voltage regulation
- Shunt regulator circuits
- Current regulator applications
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes
Verify the specific package variant required, as the KA723 base part number covers both 14-DIP and 14-SOP options. Confirm that the operating temperature range of 0°C to +70°C aligns with the target application environment. Ensure input voltage differentials do not exceed the absolute maximum ratings during procurement planning.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes
Select this component when a versatile, adjustable linear regulator is needed for general-purpose power supplies. It is suitable for designs requiring low standby current and high ripple rejection. Consider the 150mA output limit and thermal dissipation capabilities when sizing the solution for higher load currents.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context
The KA723 belongs to a family of precision voltage regulators originally manufactured by Fairchild Semiconductor. It serves as a foundational component for analog power management circuits. The device integrates error amplification, reference generation, and protection features into a single chip.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations
Direct substitutes include UA723CD and UA723CDR from Texas Instruments.
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ
What is the typical reference voltage of the KA723?
The typical reference voltage is 6.80V, with a maximum of 7.50V.
Can the KA723 operate with negative supplies?
Yes, the datasheet specifies that the device supports both positive and negative supply operations.
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