TPS5420QDRQ1 Integrated Circuits (ICs) |
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| Allicdata Part #: | 296-23226-2-ND |
| Manufacturer Part#: |
TPS5420QDRQ1 |
| Price: | $ 1.37 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC REG BUCK ADJ 2A 8SOIC |
| More Detail: | Buck Switching Regulator IC Positive Adjustable 1.... |
| DataSheet: |  TPS5420QDRQ1 Datasheet/PDF |
| Quantity: | 1000 |
| 2500 +: | $ 1.24428 |
| 5000 +: | $ 1.19750 |
| Series: | Automotive, AEC-Q100, SWIFT™ |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Function: | Step-Down |
| Output Configuration: | Positive |
| Topology: | Buck |
| Output Type: | Adjustable |
| Number of Outputs: | 1 |
| Voltage - Input (Min): | 5.5V |
| Voltage - Input (Max): | 36V |
| Voltage - Output (Min/Fixed): | 1.22V |
| Voltage - Output (Max): | 31V |
| Current - Output: | 2A |
| Frequency - Switching: | 500kHz |
| Synchronous Rectifier: | No |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package: | 8-SOIC |
| Base Part Number: | TPS5420 |
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Introduction to TPS5420QDRQ1 Application field and Working Principle
The Texas Instruments TPS5420QDRQ1 is a high efficiency DC/DC switching regulator designed for low power applications. It features two controllable synchronous buck regulators, providing up to 8A output current, with output voltages as low as 0.2V and as high as 12V. The TPS5420QDRQ1 boasts greatly reduced overall power usage due to its innovative design and features, as well as its low quiescent current levels. The device is also fully integrated, with a wide range of digital compensators, feedback loops, and control modules, to simplify the layout and generation of complex power supplies.
Functional Characteristics of TPS5420QDRQ1
The TPS5420QDRQ1 offers a wide range of operational features to its users. As a switching converter, this device offers a quick response time and low EMI noise. It includes a power-on sequencing feature that allows the user to program up to three different stages of voltage outputs, which can be supplied at different levels. It also offers high efficiency performance as a result of its synchronous rectification and optimized control loop. Its voltage range extends up to 12V and its low quiescent current consumption ensures that power consumption is kept at a minimum.
Applications of the TPS5420QDRQ1
The TPS5420QDRQ1 is mainly utilized in systems which require a low power input, such as embedded and cellular applications. Its low quiescent current consumption and wide operating range makes it an ideal choice for use in a range of applications, including:
- Automotive systems
- Handheld and portable devices
- Low-power medical solutions
- Industrial automation
- Telecom and mobility solutions
- Battery-powered applications
Working Principle of the TPS5420QDRQ1
The TPS5420QDRQ1 switching regulator uses a two-stage process to convert AC power into the desired DC output voltage. The first stage converts the AC input voltage into a low voltage, high frequency waveform. This is then converted into the desired output voltage through a synchronous rectification process. Synchronous rectification is used to reduce losses and increase efficiency as it reduces the switching losses associated with conventional diode rectification.
For the user, this device is highly integrated, meaning the user does not need to configure or setup the device. All it needs is an input voltage and an output voltage, and the device will do the rest. The TPS5420QDRQ1 includes various components to manage the power regulation, such as feedback loops, digital compensators, and control modules. This ensures that the user has a complete, pre-configured setup, allowing them to simply plug in the device and get the desired output.
Conclusion
The TPS5420QDRQ1 is a highly efficient and reliable DC/DC buck switching regulator designed for low power applications. It features two synchronous buck regulators, providing up to 8A output current, with output voltages as low as 0.2V and as high as 12V. Its innovative design and features allows for greatly reduced overall power usage and low quiescent current levels. It includes a power-on sequencing feature, while its wide range of digital compensators, feedback loops, and control modules simplify the layout and generation of complex power supplies. This device is mainly used in systems which require a low power input, such as embedded and cellular applications, due to its low quiescent current consumption and wide operating range.
The specific data is subject to PDF, and the above content is for reference
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