Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 6V |
| Current-Output | 300mA |
| Frequency-Switching | 2.25MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-5 Thin, TSOT-23-5 |
Обзор
Description
The TPS62240DDCR is a step-down DC-DC converter from Texas Instruments, designed for low-power applications. It is part of the TPS6224x series, known for its efficiency and compact size. Operating with an input voltage range of 2.0 V to 6.0 V, it provides a fixed output voltage as low as 0.6 V, making it suitable for battery-powered devices.
The device delivers up to 300 mA of output current with high efficiency, thanks to its synchronous rectification and pulse-width modulation (PWM) mode. It also incorporates a power-save mode to enhance efficiency at light loads. The TPS62240 features a low quiescent current, fast transient response, and excellent line and load regulation, contributing to extended battery life.
Packaged in a 6-pin SOT-563, it is ideal for space-constrained applications. Additional benefits include its internal soft start, overcurrent protection, and thermal shutdown features, ensuring robust performance. The TPS62240DDCR is typically used in portable electronics, wireless handsets, and other applications requiring efficient power conversion in a small form factor.
The device delivers up to 300 mA of output current with high efficiency, thanks to its synchronous rectification and pulse-width modulation (PWM) mode. It also incorporates a power-save mode to enhance efficiency at light loads. The TPS62240 features a low quiescent current, fast transient response, and excellent line and load regulation, contributing to extended battery life.
Packaged in a 6-pin SOT-563, it is ideal for space-constrained applications. Additional benefits include its internal soft start, overcurrent protection, and thermal shutdown features, ensuring robust performance. The TPS62240DDCR is typically used in portable electronics, wireless handsets, and other applications requiring efficient power conversion in a small form factor.
Equivalent
The TPS62240DDCR is a step-down converter from Texas Instruments. Equivalent products include:
1. LM3671 from Texas Instruments
2. MIC5504 from Microchip Technology
3. AP2127 from Diodes Incorporated
4. MAX1722 from Maxim Integrated
5. NCP1529 from ON Semiconductor
These alternatives offer similar functionality, but always check the specific electrical and thermal characteristics to ensure compatibility with your application.
1. LM3671 from Texas Instruments
2. MIC5504 from Microchip Technology
3. AP2127 from Diodes Incorporated
4. MAX1722 from Maxim Integrated
5. NCP1529 from ON Semiconductor
These alternatives offer similar functionality, but always check the specific electrical and thermal characteristics to ensure compatibility with your application.
Features
The TPS62240DDCR is a high-efficiency, synchronous step-down DC-DC converter designed by Texas Instruments. Key features include:
1. Efficiency: Offers up to 95% efficiency, optimizing power usage in portable and battery-powered applications.
2. Input Voltage Range: Supports input voltages ranging from 2 V to 6 V, making it suitable for single-cell Li-Ion batteries and other voltage sources.
3. Output Voltage: Adjustable output voltage starting from 0.6 V, providing flexibility for various application requirements.
4. Output Current: Capable of delivering up to 300 mA of output current.
5. Switching Frequency: Operates at a fixed frequency of 2.25 MHz, allowing the use of small inductors and capacitors.
6. Quiescent Current: Low quiescent current of 15 µA helps extend battery life in idle conditions.
7. Diverse Applications: Ideal for portable electronics, smartphones, wearables, and other space-constrained devices.
8. Compact Package: Available in a small 6-pin SON package (2 mm x 2 mm), facilitating compact PCB designs.
9. Protection Features: Includes over-current, short-circuit, and thermal shutdown protection to enhance reliability and safety.
1. Efficiency: Offers up to 95% efficiency, optimizing power usage in portable and battery-powered applications.
2. Input Voltage Range: Supports input voltages ranging from 2 V to 6 V, making it suitable for single-cell Li-Ion batteries and other voltage sources.
3. Output Voltage: Adjustable output voltage starting from 0.6 V, providing flexibility for various application requirements.
4. Output Current: Capable of delivering up to 300 mA of output current.
5. Switching Frequency: Operates at a fixed frequency of 2.25 MHz, allowing the use of small inductors and capacitors.
6. Quiescent Current: Low quiescent current of 15 µA helps extend battery life in idle conditions.
7. Diverse Applications: Ideal for portable electronics, smartphones, wearables, and other space-constrained devices.
8. Compact Package: Available in a small 6-pin SON package (2 mm x 2 mm), facilitating compact PCB designs.
9. Protection Features: Includes over-current, short-circuit, and thermal shutdown protection to enhance reliability and safety.
Pinout
The TPS62240DDCR is a step-down DC-DC converter from Texas Instruments. It comes in a 6-pin HVSSOP (also known as SOT-23-6) package. Here are the pin functions:
1. SW (Pin 1): This is the switch node and is connected to the inductor. It is the output of the internal power switch.
2. GND (Pin 2): This is the ground pin for the device.
3. FB (Pin 3): This is the feedback pin. It is used to set the output voltage via an external resistor divider.
4. EN (Pin 4): This is the enable pin. A high level on this pin turns the device on, while a low level turns it off.
5. VOUT (Pin 5): This is the output voltage pin. It provides power to the load.
6. VIN (Pin 6): This is the input voltage pin. It supplies the input voltage to the device.
The TPS62240DDCR is designed for low-power applications and provides efficient power conversion with a high-frequency operation.
1. SW (Pin 1): This is the switch node and is connected to the inductor. It is the output of the internal power switch.
2. GND (Pin 2): This is the ground pin for the device.
3. FB (Pin 3): This is the feedback pin. It is used to set the output voltage via an external resistor divider.
4. EN (Pin 4): This is the enable pin. A high level on this pin turns the device on, while a low level turns it off.
5. VOUT (Pin 5): This is the output voltage pin. It provides power to the load.
6. VIN (Pin 6): This is the input voltage pin. It supplies the input voltage to the device.
The TPS62240DDCR is designed for low-power applications and provides efficient power conversion with a high-frequency operation.
Manufacturer
The TPS62240DDCR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. The company is known for its innovation in the electronics industry, providing products and solutions that are used in various applications including industrial, automotive, personal electronics, communications equipment, and more. TI focuses on developing technologies that make electronics more affordable and accessible, ultimately contributing to advancements in areas like energy efficiency, connectivity, and system performance.
Application
The TPS62240DDCR is a high-efficiency step-down DC-DC converter designed for portable and battery-powered applications. Its compact size and low power consumption make it ideal for use in smartphones, tablets, and wearable devices. It is also suitable for powering microcontrollers, RF modules, and IoT devices. The converter's efficiency extends battery life in applications that require low standby power and minimal heat generation. Additionally, it can be used in industrial and medical equipment where space and energy efficiency are critical. Its output voltage range and current capabilities make it versatile for various low-power applications.
Package
The TPS62240DDCR is a step-down converter from Texas Instruments and comes in a SOT (Small Outline Transistor) package, specifically a 6-pin SOT-563, also known as a DDCT package. This compact package is designed for space-constrained applications.
