CHL8214-09CRT

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC-DC switching controllers are an important part of PMIC (Power Management ICs). They are used to control the output voltage of a switching power supply as well as to provide a wide range of safety features that provide added protection in potentially hazardous conditions. CHL8214-09CRT is one of the leading DC-DC switching controllers. It offers a wide selection of features and flexibility to meet the needs of a variety of applications.

The CHL8214-09CRT provides a wide input voltage range from 4.5V to 28V and adjustable output voltage range from 0.6V to 20V. The device has been designed for low output voltage noise, wide power supply range operation and low standby current consumption, making it ideal for use in portable applications.

The CHL8214-09CRT is a step-up/down, buck-boost and inverting DC-DC switching controller. It is optimized for high-efficiency, low-EMI and no-dry-run applications. It supports various operating modes, including continuous conduction mode (CCM), discontinuous conduction mode (DCM),and two-mode (T-mode, CCM/DCM). The device can be used as a standalone Controller or with an external power MOSFET or as part of a complete DC-DC converter.

The CHL8214-09CRT has an internal high-voltage, low-voltage, over-current and short-circuit protection circuit. The device has built-in soft-start, under-voltage lockdown, and over-voltage shutdown features. It also provides a wide range of system and protection features to ensure long-term reliability and safety. The device is designed to meet the needs of portable devices such as mobile phones, tablets, laptops, and other handheld devices.

The working principle of CHL8214-09CRT is simple. The device uses a P-Channel MOSFET to act as a switch, and the output voltage is determined by the voltage divider attached to the Gate of the P-Channel. The voltage on the Gate determines the current flowing through the MOSFET, and the output voltage is determined by the ratio of the resistors in the voltage divider. The GATE pin can be controlled through an external input, or with an internal PWM signal provided by the device’s PWM output.

The CHL8214-09CRT is capable of high-efficiency operation and can operate from input voltages greater than the output voltage. The wide input and output voltages range make it suitable for a variety of applications. It is ideal for use in portable systems, automotive applications, and consumer electronics.

The CHL8214-09CRT is a highly efficient, low-EMI, and no-dry-run DC-DC switching controller. It delivers excellent system performance and provides a wide selection of features and protections to meet the requirements of a variety of applications. The device is designed to meet the needs of portable devices and consumer electronics.

The specific data is subject to PDF, and the above content is for reference