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TPS62220DDCR
+BOMIC REG BUCK ADJ 400MA SOT23-5
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #TPS62220DDCR
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데이터시트 TPS62220DDCR DataSheet
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패키지 SOT23-5
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재고4971
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사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.5V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 0.7V |
| Voltage-Output(Max) | 6V |
| Current-Output | 400mA |
| Frequency-Switching | 1.25MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-5 Thin, TSOT-23-5 |
개요
Description
The TPS62220DDCR is a high-efficiency step-down converter designed by Texas Instruments. It is part of the TPS6222x family, which is optimized for battery-powered applications, making it ideal for portable devices like smartphones, tablets, and wearable electronics. This device operates from an input voltage range of 2 V to 6 V and can deliver an output current up to 300 mA, with adjustable output voltages ranging from 0.7 V to 6 V.
Key features of the TPS62220DDCR include its low quiescent current, which helps extend battery life, and its ability to maintain high efficiency over a wide load range. The device operates in a pulse-width modulation (PWM) mode at nominal loads and switches to power-save mode at light loads, further enhancing efficiency. It also includes features like soft start, overcurrent protection, and thermal shutdown for reliable performance. The TPS62220DDCR is packaged in a small, space-saving SOT-23 package, making it suitable for compact circuit designs.
Key features of the TPS62220DDCR include its low quiescent current, which helps extend battery life, and its ability to maintain high efficiency over a wide load range. The device operates in a pulse-width modulation (PWM) mode at nominal loads and switches to power-save mode at light loads, further enhancing efficiency. It also includes features like soft start, overcurrent protection, and thermal shutdown for reliable performance. The TPS62220DDCR is packaged in a small, space-saving SOT-23 package, making it suitable for compact circuit designs.
Equivalent
The TPS62220DDCR is a step-down DC-DC converter from Texas Instruments. Equivalent products from other manufacturers might include:
1. Microchip MCP16301 - A 600mA step-down regulator with similar features.
2. Analog Devices ADP5301 - Offers step-down functionality with low quiescent current.
3. ON Semiconductor NCP1529 - A compact step-down converter for portable applications.
Make sure to verify the electrical specifications and package compatibility when considering equivalents.
1. Microchip MCP16301 - A 600mA step-down regulator with similar features.
2. Analog Devices ADP5301 - Offers step-down functionality with low quiescent current.
3. ON Semiconductor NCP1529 - A compact step-down converter for portable applications.
Make sure to verify the electrical specifications and package compatibility when considering equivalents.
Features
The TPS62220DDCR is a high-efficiency step-down DC-DC converter. It features a wide input voltage range from 2 V to 6 V, making it suitable for applications powered by single Li-ion cells or multiple alkaline/NiMH cells. It delivers an output current of up to 300 mA with a fixed output voltage option. The device operates at a 2.25 MHz fixed switching frequency, which allows the use of small external components and minimizes output voltage ripple.
Key features include:
- High efficiency over a wide load range.
- Low quiescent current of 15 µA, enabling excellent battery life.
- Soft-start function to limit inrush current.
- Power-save mode for improved efficiency at light loads.
- Over-temperature and over-current protection for enhanced reliability.
- Available in a small, 6-pin SOT-23 (DDC) package, optimizing board space.
These features make the TPS62220DDCR ideal for portable and battery-powered applications, where efficiency and size are critical considerations.
Key features include:
- High efficiency over a wide load range.
- Low quiescent current of 15 µA, enabling excellent battery life.
- Soft-start function to limit inrush current.
- Power-save mode for improved efficiency at light loads.
- Over-temperature and over-current protection for enhanced reliability.
- Available in a small, 6-pin SOT-23 (DDC) package, optimizing board space.
These features make the TPS62220DDCR ideal for portable and battery-powered applications, where efficiency and size are critical considerations.
Pinout
The TPS62220DDCR is a step-down converter IC manufactured by Texas Instruments. It is designed to provide a high-efficiency power conversion for low-power applications. The device comes in a 6-pin package.
Here is a brief description of its pin functions:
1. EN (Enable): This pin is used to enable or disable the device. A high signal turns the device on, while a low signal turns it off.
2. GND (Ground): This pin is the ground reference for the device and should be connected to the system ground.
3. SW (Switch): This pin connects to the inductor and is the switching node of the converter. It is driven by the internal MOSFET.
4. VIN (Input Voltage): This pin is the input supply voltage for the converter.
5. VOUT (Output Voltage): This pin is where the regulated output voltage is available.
6. FB (Feedback): This pin is used to set the output voltage through an external resistor divider network.
The TPS62220DDCR is commonly used in battery-powered applications due to its low power consumption and compact size.
Here is a brief description of its pin functions:
1. EN (Enable): This pin is used to enable or disable the device. A high signal turns the device on, while a low signal turns it off.
2. GND (Ground): This pin is the ground reference for the device and should be connected to the system ground.
3. SW (Switch): This pin connects to the inductor and is the switching node of the converter. It is driven by the internal MOSFET.
4. VIN (Input Voltage): This pin is the input supply voltage for the converter.
5. VOUT (Output Voltage): This pin is where the regulated output voltage is available.
6. FB (Feedback): This pin is used to set the output voltage through an external resistor divider network.
The TPS62220DDCR is commonly used in battery-powered applications due to its low power consumption and compact size.
Manufacturer
The TPS62220DDCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. It is renowned for designing and manufacturing a wide range of semiconductor technologies, including analog chips and embedded processors, which are essential components in various electronic products. TI serves numerous sectors, including automotive, industrial, personal electronics, communications, and enterprise systems. The company is known for its strong emphasis on innovation and has a significant presence in the global electronics industry.
Application
The TPS62220DDCR is a step-down DC-DC converter primarily used in power management applications. Its compact design and efficiency make it suitable for battery-powered devices like smartphones, portable media players, and wearable electronics. It is also utilized in wireless communication systems, sensor networks, and industrial automation equipment. The converter's ability to provide a stable output voltage with low noise is advantageous for applications requiring precise power management, such as medical devices and precision instrumentation. Additionally, it is used in embedded systems, where space-saving and energy efficiency are critical.
Package
The TPS62220DDCR is a step-down converter from Texas Instruments and comes in an 8-pin VSON (very small outline no-lead) package, specifically the DDC package type. This package is compact, making it suitable for space-constrained applications and offers efficient thermal performance.
