TPS51206DSQR Allicdata Electronics

TPS51206DSQR Integrated Circuits (ICs)

Allicdata Part #:

296-28767-2-ND

Manufacturer Part#:

TPS51206DSQR

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: Texas Instruments
Short Description: IC REG SINK/SOURCE DDR 10SON
More Detail: - Converter, DDR Voltage Regulator IC 1 Output 10-...
DataSheet: TPS51206DSQR datasheetTPS51206DSQR Datasheet/PDF
Quantity: 33000
Stock 33000Can Ship Immediately
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Part Status: Active
Applications: Converter, DDR
Voltage - Input: 3.1 V ~ 6.5 V
Number of Outputs: 1
Voltage - Output: 0.5 V ~ 0.9 V
Operating Temperature: -40°C ~ 85°C
Mounting Type: Surface Mount
Package / Case: 10-WFDFN Exposed Pad
Supplier Device Package: 10-SON (2x2)
Base Part Number: TPS51206
Description

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TPS51206DSQR is a programmable synchronous buck converter with integrated FETs manufactured by Texas Instruments. It is a special purpose voltage regulator with a wide range of application fields. This article will discuss the features of TPS51206DSQR and its working principle.

TPS51206DSQR is designed to produce a wide range of output voltages with a minimum of external components. It features integrated high and low side MOSFETs, a voltage error amplifier, and a feedforward compensation network. It has a 6-bit programmable voltage output that can be programmed over a range of 0.5 V to 5.75 V in 5 mV increments. It also has a wide input voltage range from 4.5 V to 22 V, making it an ideal solution for battery operated or higher input voltage systems. The programmable output voltages, wide input voltage range, and integrated MOSFETs make TPS51206DSQR a suitable solution for a wide range of applications such as mobile phones, tablets, smart lighting, and portable medical devices.

TPS51206DSQR is a synchronous buck converter, a type of switching regulator. It operates on a constant frequency, pulse-width modulated (PWM) architecture. It switches on and off the output transistor at a certain frequency to maintain the output voltage at its programmed value. The feedback loop of the PWM converter is composed of a voltage error amplifier, a voltage error comparator, and a PWM modulator.

The error amplifier monitors the output voltage and compares it to the programmed voltage. The output of the error amplifier is an analog voltage signal proportional to the output voltage error. This signal is fed to the voltage error comparator which compares the signal to a reference voltage. The reference voltage is set by a resistor divider network connected to the feedback pin. The output of the voltage error comparator is then fed to the PWM modulator which generates the appropriate PWM signal based on the comparison result of the error amplifier and reference voltage.

The PWM modulator\'s output is used to control the ON and OFF time of the output N-channel MOSFET. When the output voltage needs to be increased, the PWM modulator output stays high longer to increase the duration of the MOSFET on-time. Conversely, when the output voltage needs to be decreased, the PWM modulator output stays high for a short duration to reduce the MOSFET on-time. This process of toggling the output voltage is repeated at the switching frequency of the converter to maintain the output voltage.

By combining an integrated MOSFET, a voltage error amplifier, and a feedback loop, Texas Instruments\' TPS51206DSQR is suitable for various applications ranging from digital devices to power and lighting control. Its wide input voltage range and programmable output voltages make it a versatile and efficient solution for powering a wide range of applications. With its efficient current and voltage regulation, the TPS51206DSQR is an effective and reliable solution for special purpose voltage regulation needs.

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

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