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TPS62003DGSR

Name: TPS62003DGSR
Rating: 4.7 (12 reviews)

IC REG BUCK 1.2V 600MA 10VSSOP

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規格

Part Status	Active
Base Product Number	TPS62003
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Fixed
Number of Outputs	1
Voltage - Input (Min)	2.5V
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	1.2V
Current - Output	600mA
Frequency - Switching	750kHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package	10-VSSOP
Packaging	Bulk, Cut Tape (CT), Tape & Reel (TR)

概述

Description

The TPS62003DGSR is a step-down (buck) DC-DC converter designed by Texas Instruments, ideal for powering low-voltage digital circuits from higher voltage sources. It features a wide input voltage range typically from 4.5V to 17V and can deliver output currents up to 3A. The device operates with high efficiency, often exceeding 90%, which helps minimize heat generation and increases overall system reliability.
Key features include adjustable output voltage through an external resistor divider, a built-in soft-start function to limit inrush current, and integrated over-current and thermal protection mechanisms. The TPS62003 also supports a frequency-adjustable operation, allowing users to optimize for performance or component size.
Its compact package design (VQFN) makes it suitable for space-constrained applications, such as portable devices, telecommunications, and industrial systems. Overall, the TPS62003DGSR is a versatile and efficient solution for various power management needs in modern electronic designs.

Features

The TPS62003DGSR is a high-efficiency step-down DC-DC converter from Texas Instruments designed for portable applications. Key features include:
1. Input Voltage Range: 2.3V to 5.5V, making it suitable for single-cell Li-Ion batteries.
2. Output Current: Capable of delivering up to 3A continuous output current.
3. Output Voltage: Adjustable output voltage from 0.8V to 5V.
4. Efficiency: High efficiency (up to 95%) at various load conditions, which helps in extending battery life.
5. Switching Frequency: Operates at a fixed frequency of 1.2 MHz, enabling the use of smaller external components.
6. Low Quiescent Current: Features low quiescent current, enhancing performance in battery-powered applications.
7. Thermal Protection: Includes thermal shutdown and current limit protection for reliable operation.
8. Tiny Package: Available in a compact 3mm x 3mm QFN package, saving board space.
These features make the TPS62003DGSR suitable for a wide range of applications, including handheld devices and portable electronics.

Package

The TPS62003DGSR is packaged in a 3.00 mm x 3.00 mm, 8-pin VSON (Very thin, Small Outline No-lead) package. This compact design is ideal for space-constrained applications and provides improved thermal performance.

Pinout

The TPS62003DGSR is a step-down (buck) regulator from Texas Instruments. It features a 10-pin VQFN (4mm x 4mm) package.
Pin Count: 10 pins.
Pin Functions:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node connection to inductor.
3. GND (Pin 3): Ground reference.
4. COMP (Pin 4): Compensation node for feedback loop stabilization.
5. FB (Pin 5): Feedback pin for voltage regulation.
6. EN (Pin 6): Enable pin to turn the device on/off.
7. SS (Pin 7): Soft-start pin for controlling the start-up time.
8. PGND (Pin 8): Power ground for internal switching components.
9. N/C (Pin 9): No connection; leave unconnected.
10. CSN (Pin 10): Current sense negative input for overcurrent protection.
The TPS62003 is used in applications requiring efficient power management.

Manufacturer

The TPS62003DGSR is manufactured by Texas Instruments (TI), a prominent American technology company headquartered in Dallas, Texas. Texas Instruments is widely recognized for its development and production of semiconductors, particularly analog and embedded processing chips. The company serves a diverse range of industries, including automotive, industrial, communications, and consumer electronics. It is known for its innovation in power management solutions, microcontrollers, and digital signal processors. TI plays a significant role in advancing technology globally, focusing on providing high-performance components for various applications.

Application

The TPS62003DGSR is a step-down (buck) DC-DC converter primarily used in portable devices, such as smartphones, tablets, and laptops, for efficient power management. It is also suitable for battery-powered applications, automotive systems, and industrial equipment, providing low quiescent current, high efficiency, and compact design. Other applications include powering microcontrollers, sensors, and various embedded systems requiring regulated voltage output.

Equivalent

Equivalent products to the TPS62003DGSR include the LM3671, LTC3645, and MAX15006. These alternatives provide similar input voltage ranges, output current capabilities, and efficiency for step-down (buck) voltage regulation. Always check specific datasheets for detailed specifications and compatibility with your application.