MC34167THG

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The MC34167THG is a monolithic, integrating, high-performance DC-DC converter in its family. It can convert a wide input voltage range of 3.6V to 40V into a regulated output voltage of 1.22V to 37V. The peak current is up to 3A, the continuous output current is 2A, and the conversion time is less than 500ns. It is an integrated power module solution designed for low-voltage applications. The MC34167THG provides load current accuracy of ±3%, advanced load line tracking and cycle-by-cycle current limiting, making it ideal for a variety of applications.

The MC34167THG is a wide-input-range step-down power converter. It features a low-side power MOSFET switch and a PWM control circuit. The switching frequency is set internally to 150KHz, minimizing external components and minimizing the footprint of the circuit. The converter offers an operating temperature range of -40°C to +125°C and superior stand-by current performance. It\'s built-in current limit and soft-start circuit maintain high efficiency and helps protect the load from inrush current. The power-good output is used to detect the output voltage. In addition, the MC34167THG includes a selectable current limit and slew-rate for further enhanced protection.

The MC34167THG is primarily used in DC/DC conversion, power management, and power supply applications for its features of high power efficiency and integration. It is widely used in step-down power modules for laptop or similar adapters, high-performance automotive electronics and hybrid vehicle power systems. In addition, it can be widely used in the power management and industrial control fields of many equipment and products.

The MC34167THG DC-DC converter has an integrated low-loss P-channel synchronous rectifier. The device\'s high-efficiency power MOSFET switch and integrated synchronous rectifier operate together to reduce the power loss and ensure reliability and high performance. The output ripple is 1mV maximum and the under-voltage lockout is user-programmable. The true differential amplifier detection makes sense of both high-pressure and low-pressure side of the power MOSFET switch to protect against an overload condition.

In addition, the MC34167THG features an internal soft-start control circuit, which reduces the inrush current during startup and pressure spike when the load is connected or disconnected. This device is equipped with a selectable current limit and slew-rate for further enhanced protection. The operating temperature range is -40°C to +125°C and a power good output is provided to monitor the output voltage.

The MC34167THG is a high-performance, monolithic switching regulator for a variety of DC/DC conversion, power management and power source applications. With its wide input voltage range and high accuracy output regulation, it can meet the needs of various power supplies. Its integrated low-loss synchronous rectifier, low-side power MOSFET switch and wave burst generator reduce the power loss and provide stable power output. In addition, the device has a built-in soft-start circuit and selectable current limit and slew-rate to protect the circuit and the load. This device is an integrated power module solution designed for low-voltage applications.

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