MDD02L-12

Current - Output (Max):	83mA, 83mA
Supplier Device Package:	7-SIP
Size / Dimension:	0.77" L x 0.39" W x 0.49" H (19.5mm x 9.8mm x 12.5mm)
Package / Case:	7-SIP Module, 5 Leads
Mounting Type:	Through Hole
Efficiency:	78%
Operating Temperature:	-40°C ~ 85°C
Features:	SCP
Applications:	Medical
Voltage - Isolation:	6000V
Power (Watts):	2W
Series:	MDD02
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	-12V
Voltage - Output 1:	12V
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	4.5V
Number of Outputs:	2
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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Introduction

MDD02L-12 DC-DC Converters are a highly sophisticated type of power conversion device. DC-DC converters are capable of transforming an unregulated DC input voltage into a regulated clean and well-isolated output voltage, which is constantly adjusted to accommodate varying input and output voltage requirements. This versatility makes MDD02L-12 suitable for a variety of applications, ranging from industrial, automotive, telecom, and consumer electronics to wearable devices.

Function And Working Principle Of The MDD02L-12

MDD02L-12 is a synchronous buck-boost DC-DC converter with an integrated FET technology and is based on a charge-pump type circuit. The voltage regulation used in this device involves a controller controller that controls the output voltage, so that the VOUT is regulated to the desired level regardless of the fluctuations on the VIN.The operation of the MDD02L-12 consists of an inductor, a Schottky diode, an internal low side power MOSFET, and an integrated controller. The controller oversees the synchronization of the switching frequency, during which the voltage of the inductor is kept at the desired level without being affected by the input line voltage. During the switching between the buck and boost mode, the switch and the inductor will oscillate and create a pulse-width-modulated wave that delivers the desired output voltage while maintaining the required efficiency and low standby power consumption. Additionally, the operation of the MDD02L-12 inherently creates a physical barrier between the input and the output, making the device fully isolated and also providing protection against overvoltage, overcurrent, and short-circuit events.

Application Field And Working Principle of MDD02L-12

The wide input voltage range and the high efficiency of the MDD02L-12 make it suitable for a variety of applications, including industrial, automotive, telecom, and consumer electronics. As an example of application in the industrial sector, the MDD02L-12 can be used to power motor controllers, microcontrollers, displays, and lighting systems, as well as other isolated load applications. In the automotive industry, the device is used to power the onboard electronic systems, such as the dashboard and navigation systems. In the telecom sector, MDD02L-12 can provide reliable power to voice/data communication systems, while in the consumer electronics, they are used to power portable appliances and other energy-efficient devices.The MDD02L-12 is also widely used in wearable devices because of its low profile and low heat dissipation, making it ideal for powering these small and lightweight devices.To sum it up, the MDD02L-12 is a versatile device that is well suited for a variety of applications due to its advanced features, such as wide input voltage range, high efficiency, and low profile design. In addition, the synchronous buck-boost DC-DC converter is capable of creating a physical barrier between the input and the output, thus making the device fully isolated, which is essential for safety.

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