MCP1602T-180I/MF

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The MCP1602T-180I/MF is a popular DC-DC switching power converter from Microchip Technologies. It is designed to efficiently convert a DC voltage of 4.75V to 28V into a regulated output voltage of 1.2V to 18V. This device is ideal for applications that require a highly efficient, low-noise and low-cost power solution for embedded applications. The device is also capable of supplying up to 180mA of current.

Features

• Wide input voltage range: 4.75V to 28V
• High efficiency up to 96%
• Low noise output: 0.3mV ripple
• Low power dissipation at >1V
• Special pins for enabling synchronized operation with other external converters or for special operation modes when required.

Application Fields and Working Principle

The MCP1602T-180I/MF is a popular DC-DC switching power converter used in many applications. It is primarily used in applications that need a highly reliable and efficient source of power. Common applications include automotive applications, battery powered Industrial Control, Automation and Measurement systems, wearable electronics, medical and home automation systems. The device operates based on a topology known as synchronous buck converter, which is a type of DC to DC converter. The synchronous buck converter utilizes two switches, which are either N-channel MOSFETs or P-channel MOSFETs, to create a buck type converter.

The MCP1602T-180I/MF’s switching frequency is fixed at a 1.2V-18V fixed voltage output and is usually set to a value of 200kHz. It can also be adjusted from 500kHz to 2MHz for special applications. The primary power switches are internally synchronized at this switching frequency, which aids in achieving optimum efficiency. The MCP1602T-180I/MF has an integrated low-side N-channel MOSFET, which helps reduce the cost of external gate drivers and the complexity of the circuit design. This feature is useful in applications that require fast transient response and high efficiency.

The MCP1602T-180I/MF includes a number of built-in protection features such as thermal shutdown, input under-voltage lockout and output over-voltage protection. It also includes analog error amplifier and current switching control circuits to ensure that the device switch and operate correctly. The output voltage is monitored by an internal voltage reference and an analog error amplifier adjusts the switching duty cycle in order to maintain a constant output voltage. The device also includes synchronization and inrush current control pins. These pins can be used to enable synchronized operation with other external power converters and for special operating modes when needed.

The MCP1602T-180I/MF is ideal for applications such as embedded system designs that require reliable, efficient and low-cost power supply. It is also suitable for low-noise and noise-sensitive applications. The device is available in through-hole, surface mount and pin-compatible packages and is best suited for automotive and industrial applications.

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