TPS61032RSARG4

Voltage - Output (Min/Fixed):	5V
Base Part Number:	TPS61032
Supplier Device Package:	16-QFN (4x4)
Package / Case:	16-VQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	600kHz
Current - Output:	3.6A (Switch)
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	1.8V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Boost
Output Configuration:	Positive
Function:	Step-Up
Part Status:	Active
Packaging:	Tape & Reel (TR)

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TPS61032RSARG4 Application Field and Working Principle

Introduction

The TPS61032RSARG4 is a voltage regulator surface mount device (SMD) manufactured by Texas Instruments. It is an adjustable buck regulator with the capability to efficiently convert 2.75 V to 17 V input supply to adjustable output voltage ranging from 0.45 V to 6 V. It is configurable with an external resistor divider and features multiple current-limit options as well as a battery charger input. It is commonly used in space-constrained applications requiring portable power to support a wide variety of voltages.

Working of TPS61032RSARG4

The TPS61032RSARG4 is a synchronous buck converter featuring an N-channel and P-channel MOSFET working in synchronous rectification. It utilizes a transfer function to manage the voltage level at the output. The voltage transfer function of this device is configured by programming two external resistors R1 and R2. The output voltage is in direct relation to the resistor values, which can be adjusted to achieve the desired output voltage. The synchronous rectification process increases the efficiency of the device by allowing the N-channel MOSFET to be operated in a reverse diode mode. This eliminates power losses due to resistance and switching.The TPS61032RSARG4 also features a wide range of adjustable current-limit options. The current-limit settings range from 2.5 A to 4.5 A, providing system designers with great flexibility in terms of single-cell battery applications. It is configured with a pulse-by-pulse protection to ensure the circuit does not experience thermal runaways. It also provides short circuit protection and under-voltage lockout for reliable and stable operation.

Features and Benefits

The TPS61032RSARG4 is an optimal voltage regulator for space-constrained applications, including mobile phone chargers, tablets, and laptop adapters. It provides high efficiency with an input to output efficiency up to 96%. The adjustable output voltage focus makes it an excellent device for high-dropout and low-dropout applications. It also features a lithium-ion battery charger input for added protection and flexibility.The TPS61032RSARG4 also features a wide range of adjustable current-limit options. The current-limit settings range from 2.5 A to 4.5 A, providing system designers with great flexibility in terms of single-cell battery applications. Furthermore, the device features over-voltage protection, over-temperature protection and short-circuit protection for reliable, secure and robust operation.

Applications

The TPS61032RSARG4 is commonly utilized in space-constrained applications, such as mobile phone chargers, tablets, laptop adapters, and wearable electronics. The device’s adjustable output voltage range and multiple current-limit options make it an ideal choice for space-constrained applications requiring portable power. In addition, the device offers high efficiency, providing system designers with the ability to design efficient power delivery solutions.

Conclusion

The TPS61032RSARG4 buck regulator is an efficient and cost-effective surface mount device manufactured by Texas Instruments. It is an adjustable buck converter, featuring an N-channel and P-channel MOSFET working in synchronous rectification, with the capability to convert 2.75 V to 17 Vinput supply to adjustable output voltage ranging from 0.45 V to 6 V. It is configurable with an external resistor divider and features multiple current-limit options as well as a battery charger input. The device is an optimal choice for space-constrained applications requiring efficient and reliable portable power delivery.

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