BA78M07CP-E2

Current - Output:	500mA
Base Part Number:	BA78M
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:	Over Current, Over Temperature
Control Features:	--
PSRR:	71dB (120Hz)
Current - Supply (Max):	6mA
Current - Quiescent (Iq):	4.5mA
Series:	--
Voltage Dropout (Max):	2V @ 500mA (Typ)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	7V
Voltage - Input (Max):	22V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

BA78M07CP-E2 is an advanced adjustable current linear regulator integrated circuit (IC). It integrates core components of linear voltage regulator and current source circuit, with a wide range of product functions, and the ability to adjust voltage output and current output by external pins.

Key Features

The key features of BA78M07CP-E2 are as follows:• Wide Range of Input Voltage: The working voltage range of the device is from 2.7V to 72V• Wide Output Voltage Range: It supports adjustable output voltage from 0.8V to 30V.• Ultralow Noise: Its quiescent current is 0.3~3mA, and the noise is less than 30μV.• Maximum Output Current: The BA78M07CP-E2 can provide a maximum output current of 1.5A.• Temperature Compensation: It can adapt to different temperature environments, and can automatically make appropriate adjustments to compensate for the temperature difference.• Over-Temperature Protection: The device has excellent over-temperature protection, you can be worry-free.• ESD Protection: It provides up to 4KV of ESD protection, which can reduce the damage caused by electrostatic discharge.• Stable Output Voltage: It has good stability, the output voltage error is less than ± 0.6%.

Application Field

BA78M07CP-E2 is suitable for all kinds of digital products, intelligent instruments, safety protection and computer peripheral devices, as well as applications of LED, LED lighting and other high-current LED power supply products.Some specific application examples include:• Electronic Control System: BA78M07CP-E2 can be used for power supply and voltage stabilization for industrial control panels, PLC devices and instrument control systems.• Lithium battery protection system: It can realize the overcharge and overdischarge protection function of lithium batteries.• Digital products: It can power the processor in digital products, as well as protect and stabilize the power supply.• Automotive system: The device can be used in automotive power systems to regulate the voltage and current of the battery and drive the motor.• Electronic products: It can be used as power supply in electronic products like mobile phones, MP3 players, etc.• LED lighting products: BA78M07CP-E2 can be used as power supply for LED lighting products, such as LED strip lights, LED bulbs and so on.

Working Principle

The BA78M07CP-E2 is mainly composed of an operational amplifier chip and an overcurrent protection transistor. It integrates a high performance operational amplifier and a current source, which can adjust the output voltage and output current of the linear regulator.The device has an input voltage of 2.7V~72V, and an adjustable output voltage of 0.8V~30V. The output voltage is regulated by an external resistance circuit. When the input voltage is greater than the output voltage, the output transistor will start working, and the average output current is determined by the external resistors. At the same time, the device also leads the control port, which can control the output current at any time, the control port can be connected with the MCU or other control systems.

Conclusion

The BA78M07CP-E2 is a linear voltage regulator with adjustable current output. It has wide range of input voltage and output voltage, low quiescent current and noise, and excellent thermal protection capabilities. Its stable output voltage makes it ideal for a wide range of applications, such as industrial control, lithium battery protection, digital products, automotive systems, LED lighting and other power supply products.

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