BA178M05CP-E2

Current - Output:	500mA
Base Part Number:	BA178M
Supplier Device Package:	TO-220CP-3
Package / Case:	TO-220-3 Cropped Leads
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 85°C
Protection Features:	--
Control Features:	--
PSRR:	78dB (120Hz)
Current - Supply (Max):	6mA
Current - Quiescent (Iq):	4.5mA
Series:	--
Voltage Dropout (Max):	2V @ 500mA (Typ)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	5V
Voltage - Input (Max):	25V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction of BA178M05CP-E2 PMIC - Voltage Regulators - Linear

BA178M05CP-E2 is one type of PMIC (Power Management IC) Voltage Regulators - Linear series, developed by Rohm Semiconductor. It is designed to provide a low dropout linear regulation solution for portable applications, Lithium-Ion battery-powered systems, and USB power supplies. The BA178M05CP-E2 offers a wide input voltage range of 2.6V to 5.5V, providing a maximum dropout output voltage of 500mV at its maximum output current of 500mA. This voltage regulator satisfies high current requirements while providing cost-effective operations from its most efficient current consumption and a stable output voltage. The device also includes an internal resistor divider voltage-monitoring circuit and can alert the user with an output signal when an over voltage condition occurs.

Application Fields of BA178M05CP-E2 PMIC - Voltage Regulators – Linear

The BA178M05CP-E2 PMIC - Voltage Regulators - Linear is a cost-effective and stable solution for applications such as notebook computers and DSL routers. Its wide input voltage range and low dropout characteristics make it suitable for use in mobile applications, including cellular phones and portable audio devices. The device’s 500mA maximum output current is particularly useful for applications such as powering small LCDs and charging batteries.

Working Principle of BA178M05CP-E2 PMIC - Voltage Regulators - Linear

The BA178M05CP-E2 PMIC - Voltage Regulators - Linear utilizes a linear regulation principle to provide a stable output voltage at a wide input voltage range. The design of the device takes advantage of an output voltage divider which adjusts the voltage to the exact value required while providing protection against both overvoltage and undervoltage conditions. The internal components of the device, including voltage-monitoring circuits, high performance pass transistors, and logic control ICs, are optimized for high accuracy and low quiescent current consumption. This allows the device to be used in low current draw applications while supplying a stable, reliable output voltage.In order to ensure a safe and reliable operation, the BA178M05CP-E2 includes an overload current protection circuit that limits the current to a safe operating level. This circuit provides an output signal when the current exceeds a designated threshold and can be used to shut down the system and protect against overvoltage and overcurrent conditions.

Conclusion

The BA178M05CP-E2 PMIC - Voltage Regulators - Linear, developed by Rohm Semiconductor, is a cost-effective and stable solution for applications such as notebook computers, DSL routers, and mobile phones. The device utilizes a linear regulation principle to provide a stable output voltage at a wide input voltage range, while also providing protection against both overvoltage and undervoltage conditions. The device’s 500mA maximum output current, combined with its low dropout voltage and low current consumption, make it an ideal solution for powering small LCDs and charging batteries.

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