BD70GA5MEFJ-ME2

Current - Output:	500mA
Supplier Device Package:	8-HTSOP-J
Package / Case:	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C
Protection Features:	Over Current, Over Temperature, Soft Start
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	15µA
Current - Quiescent (Iq):	6µA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	1.2V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	7V
Voltage - Input (Max):	14V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The BD70GA5MEFJ-ME2 is a voltage regulator that can be classified into the PMIC (Power Management Integration Circuit) – Voltage Regulators – Linear category. It is a low dropout (LDO) 3-terminal regulator with a built-in peak current protection which can output a maximum regulated voltage of 5V. This device also features low quiescent current, high temperature operating range up to 175°C and low noise. The built-in protection functions of the device protect the LDO from current over-flow, short circuit and thermal shutdown.

Application Field and Working Principle

The BD70GA5MEFJ-ME2 can be used in a wide range of applications, such as mobile phone power systems, battery powered devices, 5V signal system regulators, IC outputs stabilization, PLL (Phase Locked Loop) power systems, automotive electronics and other sensitive electronic circuits. The device works by regulating the input voltage to a constant output voltage, by using a reference voltage source connected inside the IC that feeds back to the error amplifier. The input voltage is compared to the reference voltage and the difference is used to drive the output voltage, which then connects to the load. The voltage across the load is monitored and the error amplifier regulates the output voltage until it is the same as the reference voltage.The BD70GA5MEFJ-ME2 also has additional features such as low dropout voltage, low quiescent current, reverse current protection, overcurrent protection and thermal shutdown, which protect the device from potential damage.

Conclusion

The BD70GA5MEFJ-ME2 is classified into the PMIC (Power Management Integration Circuit) - Voltage Regulators - Linear category and has a wide range of applications. It has a maximum output voltage of 5V and low dropout voltage that can be used in various battery powered systems, such as mobile phones and automotive electronics. It also features protection functions such as reverse current protection, overcurrent protection and thermal shutdown which protect the device from potential damage.

References

1. “BD70GA5MEFJ-ME2”, Renesas Electronics Corporation, Accessed 20/3/2020, https://www.renesas.com/en-us/products/power/products/bd70ga5mefj-me2.html?gclid=EAIaIQobChMI_6OW__SL6AIVl6TTCh1jFQgsEAAYASAAEgL-jvD_BwE.2. “Linear Voltage Regulators”, Maxim Integrated, Accessed 20/3/2020, https://www.maximintegrated.com/en/applications/automotive/linear-voltage-regulators.html?prid=7340000004106.

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