SG7905AK-DESC

Current - Output:	1.5A
Base Part Number:	SG7905
Supplier Device Package:	TO-3
Package / Case:	TO-204AA, TO-3
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Short Circuit
Control Features:	--
PSRR:	54dB (120Hz)
Current - Quiescent (Iq):	2.5mA
Series:	Military, MIL-STD-883
Voltage Dropout (Max):	2.3V @ 1A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	-5V
Voltage - Input (Max):	-35V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Negative
Part Status:	Active
Packaging:	Bulk

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SG7905AK-DESC Application Field and Working Principle

The SG7905AK-DESC is an adjustable positive linear voltage regulator with extremely low ground current which allows for excellent regulation at low power levels. It is widely used in providing a stable regulated voltage for integrated circuit systems, standby voltage for microcontroller applications, and for other electronic systems requiring a regulated voltage.

Application Field of SG7905AK-DESC

The SG7905AK-DESC has a wide range of applications due to its versatility and adjustable positive voltage range. The device can be used in microcontroller applications where accurate and precise steady voltages are required, including power supply or battery monitoring systems. The output voltage range of this device makes it ideal for use in portable devices, surveillance systems, RF power amplifier, PLC voltage controlling, high-end DCDC convertor, and other related applications. The SG7905AK-DESC is also beneficial in providing a precise and stable output voltage without needing any external components, such as capacitors or resistors. It is also a cost-effective solution as it comes in an affordable package.

Working Principle of SG7905AK-DESC

The SG7905AK-DESC works on the principle of linear voltage regulation. It works through a series of resistors and regulators which control the voltage given from the input source and provide a steady output. The circuit within the device is designed to keep the output voltage at a constant, regardless of the changes in input voltage or load. As mentioned earlier, the SG7905AK-DESC requires no external components for operation. The device features a linear voltage regulator, two operational amplifiers, a reference voltage terminal, output voltage control terminal and a set of resistors to control the output voltage. The device obtains the input voltage and it is then divided by the set of resistors in order to reach the reference voltage. By adjusting the reference voltage, the output voltage of the device can be adjusted or maintained. The output voltage is then regulated by the linear voltage regulator, which ensures stability of the voltage output. Conclusion:The SG7905AK-DESC is a linear voltage regulator with adjustable positive voltage range. It is widely used in providing a stable regulated voltage for integrated circuit systems, standby voltage for microcontroller applications, and for other electronic systems. The device works on the principle of linear voltage regulation and requires no external components for operation. The SG7905AK-DESC is a cost-effective solution for providing precise and steady voltage output and is ideal for portable devices, surveillance systems, RF power amplifier, PLC voltage controlling, high-end DCDC convertor, and other related applications.

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