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TPS54202DDCR
+NomenclatureIC REG BUCK ADJ 2A TSOT23-6
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FabricantTexas Instruments
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Pièce fabricant #TPS54202DDCR
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Package SOT23-6
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En stock5697
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 28V |
| Voltage-Output(Min/Fixed) | 0.596V |
| Voltage-Output(Max) | 28V |
| Current-Output | 2A |
| Frequency-Switching | 500kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 Thin, TSOT-23-6 |
Présentation
Description
Key features include internal compensation, soft-start, and frequency foldback for improved system stability and transient response. It operates at a fixed switching frequency of 500 kHz, allowing for compact design with smaller external components. The TPS54202DDCR also includes various protection features such as overcurrent protection, thermal shutdown, and short-circuit protection, ensuring reliable operation under adverse conditions.
This buck converter is suitable for applications like consumer electronics, industrial power systems, and other applications requiring tight voltage regulation and efficiency. Packaged in a small 8-pin SOIC (Small Outline Integrated Circuit) package, it is easy to integrate into PCB designs, providing a cost-effective and space-saving solution for power conversion needs.
Equivalent
1. LMR14020 by Texas Instruments - A 40V, 2A step-down regulator.
2. MP2459 by Monolithic Power Systems - A 36V, 3A step-down regulator.
3. LT8607 by Analog Devices - A 42V, 750mA synchronous step-down regulator.
4. AP65211 by Diodes Incorporated - A 36V, 2A buck converter.
These alternatives offer similar voltage and current ratings, suitable for various applications. Always check compatibility with your specific requirements before selection.
Features
1. Wide Input Voltage Range: It operates from 4.5V to 28V, accommodating a variety of power sources.
2. Output Current: It supports continuous output current up to 2A, suitable for powering low to medium power applications.
3. Efficiency: Offers high efficiency over a wide load range, useful for reducing heat and power consumption.
4. Adjustable Output: The output voltage can be set between 0.8V and 22V, providing flexibility for different applications.
5. Fixed Frequency Operation: It operates at a 500kHz switching frequency, balancing size and efficiency.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced system reliability.
7. Small Package: Comes in an 8-pin SOIC package, which is compact for space-constrained designs.
8. Low Shutdown Current: Consumes minimal current in shutdown mode, beneficial for battery-powered devices.
9. Soft Start: Built-in soft start minimizes inrush current during power-up.
These features make TPS54202DDCR ideal for applications like industrial control, digital TVs, and set-top boxes.
Pinout
1. BOOT: Bootstrap capacitor connection for high-side FET driver.
2. VIN: Input voltage pin for the power supply.
3. SW: Switch node, connected to the inductor.
4. GND: Ground pin for the IC.
5. FB: Feedback input pin for voltage regulation.
6. EN: Enable pin to turn the device on or off.
7. SS/TR: Soft-start and tracking pin for controlling output voltage rise time.
8. VREG5: Internal regulator output, typically not used externally.
The device is designed to provide high efficiency and low output voltage ripple, making it suitable for a wide range of applications including consumer electronics and industrial equipment.
Manufacturer
Application
1. Consumer Electronics: Used in devices like TVs, gaming consoles, and set-top boxes for stable power supply.
2. Industrial Equipment: Powers control systems, sensors, and automation equipment.
3. Telecommunications: Used in networking equipment for efficient voltage regulation.
4. Computing: Provides power for motherboards, graphic cards, and peripheral devices.
5. Automotive Electronics: Used in infotainment systems and other electronic controls.
6. IoT Devices: Powers small, connected devices requiring efficient energy conversion.
Its compact size and high efficiency make it suitable for space-constrained and energy-sensitive applications.