SC1458BWLTRT

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	2
Voltage - Input (Max):	5.5V
Voltage - Output (Min/Fixed):	2.85V, 2.85V
Voltage - Output (Max):	--
Voltage Dropout (Max):	-, -
Current - Output:	300mA, 300mA
Current - Quiescent (Iq):	100µA
PSRR:	65dB ~ 40dB (1kHz)
Control Features:	Enable, Power Good
Protection Features:	Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	6-WDFN Exposed Pad
Supplier Device Package:	6-MLPD (3x3)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction to SC1458BWLTRT

SC1458BWLTRT is a two-channel, low-power voltage regulator from Texas Instruments. It is a Linear Voltage Regulator (Vi), offering high performance and low power consumption for a variety of portable and embedded applications. It is a very useful device for automotive, industrial, and home automation applications.The SC1458BWLTRT family is specifically designed to be used in battery powered applications, and is ideal for systems with moderate current requirements. It operates over a wide input voltage range of 2.7V to 5.5V, and offers a wide output voltage range of 0.75V to 3.6V. It has very low quiescent current of only 50mA, which makes it very energy efficient compared to other voltage regulators. The device is designed to have high immunity to reverse transients and features protect functions to guarantee a safe operating environment. It is also designed with thermal shutdown and current limit protection, which makes it reliable in the most harsh operating conditions.

Operation Principle of SC1458BWLTRT

The SC1458BWLTRT voltage regulator operates on the principle of linear power regulation. It is designed with a basic circuit topology of two complementary transistors connected in series, a feedback resistor, and an opamp. The two transistors form a linear current regulator, which is controlled by an opamp. The opamp creates a feedback loop to measure the output voltage, and adjusts the current flowing through the transistors to maintain the desired voltage. The two transistors control the current, and the current flows through the feedback resistor. The voltage across the feedback resistor is then compared to the desired output voltage and the difference is used to adjust the current. The resulting voltage is the output voltage of the regulator.

Application Field of SC1458BWLTRT

The SC1458BWLTRT is ideal for automotive, industrial, and home automation applications, due to its wide input voltage and current range, high immunity to reverse transients, and robust protection functions. In automotive applications, the regulator can be used to power motor control units and ECUs. It provides a low power, stable regulation that can withstand high vibration, harsh temperatures, and other environment stresses. In industrial and home automation applications, the regulator can be used to power various electronic devices and sensors. Due to its low quiescent current, it is ideal for low-power, battery-powered systems. It also offers reliable protection functions, so it is well suited for harsh environments.

Conclusion

The SC1458BWLTRT is a two-channel, low-power voltage regulator from Texas Instruments. It operates on the principle of linear power regulation and is designed with two complementary transistors, a feedback resistor, and an opamp. The regulator offers a wide input voltage and current range, high immunity to reverse transients, and robust protection functions, making it ideal for automotive, industrial, and home automation applications.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description