사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | DCS-Control™ |
| ProductStatus | Active |
| Applications | Converter, Bluetooth (BLT) |
| Voltage-Input | 2.2V ~ 5.5V |
| NumberofOutputs | 1 |
| Voltage-Output | 1.8V ~ 3.3V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 12-WFDFN Exposed Pad |
개요
Description
The TPS62740DSST is a highly efficient, ultra-low-power step-down converter designed by Texas Instruments. It is part of the TPS62740 series, renowned for its low quiescent current, making it ideal for battery-powered applications requiring prolonged operational life. This converter supports an input voltage range from 2.0 V to 5.5 V, which suits a variety of power sources, including single-cell Lithium-Ion batteries.
Key features include a selectable output voltage range via a digital control interface, output currents up to 300 mA, and an integrated soft-start function. Its unique DCS-Control™ topology ensures excellent load and line transient responses, minimal output ripple, and high efficiency across load conditions. The device is packaged in a compact 8-pin WSON, making it suitable for space-constrained designs.
The TPS62740DSST is particularly suited for applications in the Internet of Things (IoT), wearable electronics, and other portable or remote devices that benefit from its power-saving capabilities. It also features an automatic transition between PWM and PFM modes to optimize efficiency at different loads.
Key features include a selectable output voltage range via a digital control interface, output currents up to 300 mA, and an integrated soft-start function. Its unique DCS-Control™ topology ensures excellent load and line transient responses, minimal output ripple, and high efficiency across load conditions. The device is packaged in a compact 8-pin WSON, making it suitable for space-constrained designs.
The TPS62740DSST is particularly suited for applications in the Internet of Things (IoT), wearable electronics, and other portable or remote devices that benefit from its power-saving capabilities. It also features an automatic transition between PWM and PFM modes to optimize efficiency at different loads.
Equivalent
The TPS62740DSST is a step-down converter known for its ultra-low power consumption. Equivalent products include:
1. Maxim Integrated MAX17222: Offers nanoPower operation with similar efficiency for low-power applications.
2. Analog Devices ADP5301: Provides high efficiency at light loads, suitable for battery-powered devices.
3. Microchip MCP1642B: A compact, low-cost option with efficient power conversion.
4. Linear Technology (Analog Devices) LTC3388: Known for its low quiescent current and efficiency.
These alternatives vary in features but target similar applications in low-power electronics.
1. Maxim Integrated MAX17222: Offers nanoPower operation with similar efficiency for low-power applications.
2. Analog Devices ADP5301: Provides high efficiency at light loads, suitable for battery-powered devices.
3. Microchip MCP1642B: A compact, low-cost option with efficient power conversion.
4. Linear Technology (Analog Devices) LTC3388: Known for its low quiescent current and efficiency.
These alternatives vary in features but target similar applications in low-power electronics.
Features
The TPS62740DSST is a highly efficient step-down converter designed by Texas Instruments. Key features include:
1. Ultra-low Power Consumption: Optimized for applications requiring extended battery life, it features an efficient power-save mode for light loads.
2. Wide Input Voltage Range: Operates from 2.2V to 5.5V, making it suitable for various battery chemistries and applications.
3. Adjustable Output Voltage: Provides flexibility with output voltages ranging from 1.8V to 3.3V, adjustable via external resistors.
4. High Efficiency: Delivers up to 95% efficiency, reducing power loss and heat generation.
5. Low Quiescent Current: Consumes as little as 360nA during operation, extending battery life in low-power modes.
6. Integrated Switches: Contains internal MOSFETs to enhance efficiency and reduce component count.
7. Compact Package: Available in a small 2.0mm x 2.0mm WSON package, suitable for space-constrained applications.
8. Protection Features: Includes overcurrent, overtemperature, and short-circuit protection for reliable operation.
This combination of features makes the TPS62740DSST ideal for portable and battery-powered devices.
1. Ultra-low Power Consumption: Optimized for applications requiring extended battery life, it features an efficient power-save mode for light loads.
2. Wide Input Voltage Range: Operates from 2.2V to 5.5V, making it suitable for various battery chemistries and applications.
3. Adjustable Output Voltage: Provides flexibility with output voltages ranging from 1.8V to 3.3V, adjustable via external resistors.
4. High Efficiency: Delivers up to 95% efficiency, reducing power loss and heat generation.
5. Low Quiescent Current: Consumes as little as 360nA during operation, extending battery life in low-power modes.
6. Integrated Switches: Contains internal MOSFETs to enhance efficiency and reduce component count.
7. Compact Package: Available in a small 2.0mm x 2.0mm WSON package, suitable for space-constrained applications.
8. Protection Features: Includes overcurrent, overtemperature, and short-circuit protection for reliable operation.
This combination of features makes the TPS62740DSST ideal for portable and battery-powered devices.
Pinout
The TPS62740DSST is a step-down converter from Texas Instruments, designed for low-power applications. It is commonly used for its high efficiency and low quiescent current.
- Pin Count: The TPS62740DSST is available in a 10-pin WSON package.
- Pin Functions:
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. GND: Ground pin.
4. EN: Enable pin; used to enable or disable the device.
5. LSEL: Load select pin; used to set the output current limit.
6. FB: Feedback pin; used for setting the output voltage via external resistors.
7. MODE: Mode selection pin; determines power save or PWM mode.
8. PG: Power Good pin; indicates if the output voltage is within regulation.
9. SW: Switch pin; connected to the inductor for switching operation.
10. NC: No connect; not internally connected, usually used for mechanical stability.
This configuration makes the TPS62740DSST suitable for battery-operated devices, ensuring power efficiency and extended battery life.
- Pin Count: The TPS62740DSST is available in a 10-pin WSON package.
- Pin Functions:
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. GND: Ground pin.
4. EN: Enable pin; used to enable or disable the device.
5. LSEL: Load select pin; used to set the output current limit.
6. FB: Feedback pin; used for setting the output voltage via external resistors.
7. MODE: Mode selection pin; determines power save or PWM mode.
8. PG: Power Good pin; indicates if the output voltage is within regulation.
9. SW: Switch pin; connected to the inductor for switching operation.
10. NC: No connect; not internally connected, usually used for mechanical stability.
This configuration makes the TPS62740DSST suitable for battery-operated devices, ensuring power efficiency and extended battery life.
Manufacturer
The TPS62740DSST is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits and embedded processors. TI is well-known for its innovation in the electronics industry, providing solutions for analog and digital embedded processing. The company serves various markets, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its focus on creating high-quality, energy-efficient components that help advance technology in different applications.
Application
The TPS62740DSST is a highly efficient step-down converter designed for applications requiring low power consumption and extended battery life. Its primary application areas include:
1. Wearable devices: For efficient power management in smartwatches and fitness trackers.
2. IoT devices: Supports low-power wireless systems and sensors.
3. Medical devices: Provides stable power for portable diagnostic and monitoring equipment.
4. Energy harvesting: Ideal for systems utilizing solar, thermal, or kinetic energy sources.
5. Consumer electronics: Enhances battery life in portable gadgets and smartphones.
6. Industrial sensors: Ensures reliable operation of remote monitoring devices.
These applications leverage the TPS62740DSST's ultra-low quiescent current and high efficiency to maximize battery life and operational longevity.
1. Wearable devices: For efficient power management in smartwatches and fitness trackers.
2. IoT devices: Supports low-power wireless systems and sensors.
3. Medical devices: Provides stable power for portable diagnostic and monitoring equipment.
4. Energy harvesting: Ideal for systems utilizing solar, thermal, or kinetic energy sources.
5. Consumer electronics: Enhances battery life in portable gadgets and smartphones.
6. Industrial sensors: Ensures reliable operation of remote monitoring devices.
These applications leverage the TPS62740DSST's ultra-low quiescent current and high efficiency to maximize battery life and operational longevity.
Package
The TPS62740DSST is a step-down converter from Texas Instruments, provided in a small 2.0mm x 2.0mm WSON (DSBGA) package with thermal pad, making it suitable for space-constrained applications.
