LTC3407AEDD#PBF

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

LTC3407AEDD#PBF Application Field and Working Principle

LTC3407AEDD#PBF is a DC/DC switching regulator IC released by the electronics industry leader Texas Instruments. It is categorized as the voltage regulator in the PMIC (Power Management IC) family and is a voltage regulator of DC/DC switching regulator type.

This IC offers the flexibility to automate electrical control systems, allowing the user to adjust the output voltage to match the specifications of the device it powers. It is deployed in a vast array of applications, from automotive to industrial as well as consumer applications.

LTC3407AEDD#PBF Features

• High Voltage: Up to 42V
• Flexible Output Adjustment: 0.7V to 5.5V
• Low Ripple: 10mV
• High Output Current up to 4.2A
• Extended Temperature Range: -40°C to +125°C
• Programmable Frequency: Up to 2MHz

Application Fields

LTC3407AEDD#PBF is widely used in automotive, industrial and consumer applications. In automotive, it is applied in powertrain, airbag, BCM, ABS and EPS systems. In the industrial sector, it is often employed to adjust voltage for LED backlight and LCD modules, as well as for testing systems, communication systems and HVAC systems. In consumer application, it is deployed in fan speed control, lighting control, and consumer audio systems.

Working Principle

The LTC3407AEDD#PBF is a DC/DC switching regulator IC with a switching frequency range up to 2MHz and a maximum output voltage of 5.5V with 0.7V accuracy. It follows the standard voltage regulation principle, which is to convert input voltage to a lower or higher output voltage. This conversion is done by controlling the duty cycle of the pulses sent to the switches which controls the amount of electric energy that is transferred to the output capacitor.

The IC is provided with an internal voltage reference, two high speed voltage comparators, an oscillator, a pulsewidth modulator (PWM) and current limiting/over-temperature protection circuitry. It also provide error galvanic isolation when operating from a wide input voltage range. The PWM output is then sent to the control terminal of the power MOSFET switches which in turn controls the electric energy transfer to the switching regulator output capacitor.

Additionally, the IC includes a special setting for current sharing which allows multiple regulators to share the output current for increased current capacity. This unique feature can reduce the cost and size of a system, as multiple ICs can be used to supply the required current without the aid of external drivers.

Conclusion

The LTC3407AEDD#PBF is a powerful DC/DC switching regulator IC designed for a wide range of applications. Its adjustable voltage output range and high current rating make it an ideal choice for a variety of applications, such as automotive, industrial and consumer applications. Its adjustable frequency and current sharing features provide flexibility and support to meet the demands of today\'s complex power management systems.

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