THM 20-1211

Current - Output (Max):	4A
Supplier Device Package:	--
Size / Dimension:	1.60" L x 1.00" W x 0.40" H (40.6mm x 25.4mm x 10.2mm)
Package / Case:	5-DIP Module
Mounting Type:	Through Hole
Efficiency:	87%
Operating Temperature:	-40°C ~ 80°C (With Derating)
Features:	OCP, OTP, OVP, SCP
Applications:	Medical
Voltage - Isolation:	5kV
Power (Watts):	20W
Series:	THM 20
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	5V
Voltage - Input (Max):	18V
Voltage - Input (Min):	9V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active

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DC DC Converters

DC-DC converters are electronic power conversion devices that provide a regulated DC output voltage from a DC input source. They are used in a wide variety of applications including automotive, industrial, and consumer electronics. The THM 20-1211 device is one type of DC-DC converter, which is a programmable/customizable switching converter designed for use in low-voltage and mobile applications.

Device Design

The THM 20-1211 device is constructed with a wide variety of components, including a custom PT 4-channel power switch, a digital control logic core, a high-efficiency DC/DC converter, and a high-voltage N-Channel MOSFET. The PT 4-channel power switch is designed to switch at high frequency for efficient power conversion. The digital control logic core controls the timing and operation of the device, while the high-efficiency DC/DC converter helps to regulate the output voltage. Lastly, the high-voltage N-Channel MOSFET provides increased protection against thermal shock and assists with power management. These components are housed in a compact package that is designed to be small and lightweight.

Application Fields

The THM 20-1211 device is capable of powering a wide range of electronic devices including mobile phones, PDAs, laptops, digital cameras, media players, portable gaming consoles, and other mobile or low-voltage applications. It is designed to operate with 5V, 12V, and 24V input sources, making it suitable for applications with different voltage requirements. The device is also capable of driving up to four output channels simultaneously, making it well-suited for powering multiple modules or devices.

Working Principle

The THM 20-1211 device operates by converting the input voltage to the desired output voltage through a multi-stage switching process. This process begins with the PT 4-channel power switch, which is used to switch between the input and output voltage. The digital control logic core then adjusts the frequency of the switching depending on the desired output voltage. As the PT 4-channel power switch switches between the input voltage and the output voltage, the high-efficiency DC/DC converter works to regulate the voltage and ensure a constant output. Lastly, the high-voltage N-Channel MOSFET assists with power management and increases the device’s efficiency. This multi-stage process allows the device to efficiently convert the input voltage into the desired output voltage.

Conclusion

The THM 20-1211 device is an efficient and compact DC-DC converter that is well-suited for powering a wide range of electronic devices. It is designed to operate with 5V, 12V, and 24V input sources, and can drive up to four output channels simultaneously. The device operates by converting the input voltage to the desired output voltage through a multi-stage switching process, which is controlled by the digital control logic core and aided by a high-efficiency DC/DC converter and a high-voltage N-Channel MOSFET. This makes the device an ideal choice for powering mobile and low-voltage applications.

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