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TPS62933FDRLR
+NomenclatureIC REG BUCK ADJUSTABLE 3A SOT583
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FabricantTexas Instruments
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Pièce fabricant #TPS62933FDRLR
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Fiche technique TPS62933FDRLR DataSheet
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Package SOT-5X
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En stock6115
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.8V |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 22V |
| Current - Output | 3A |
| Frequency - Switching | 200kHz ~ 2.2MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
Key features of the TPS62933 include a selectable switching frequency up to 2.5MHz, enabling compact solution sizes due to smaller external components. It also supports both Forced PWM and Auto PFM/PWM modes, providing flexibility between efficiency and performance. The converter integrates advanced protection features, such as over-current protection, thermal shutdown, and soft start functionality, ensuring reliable operation under diverse conditions.
The TPS62933 is available in a small 2mm x 2mm QFN package, making it ideal for applications requiring space-saving solutions. Its high efficiency, wide input range, and robust feature set make it a versatile choice for designers looking to optimize power supply solutions.
Equivalent
1. LT8609S by Analog Devices: A synchronous step-down regulator with similar voltage and current capabilities.
2. MP2459 by Monolithic Power Systems: A high-efficiency buck converter that offers comparable performance.
3. MAXM17532 by Maxim Integrated: A high-efficiency, synchronous step-down DC-DC module suitable for similar applications.
Always check the datasheets for compatibility in terms of voltage, current ratings, and other specifications before substituting.
Features
1. Input Voltage Range: It operates with input voltages from 3.0 V to 17 V, making it versatile for various power sources.
2. Output Voltage Range: The device supports output voltages as low as 0.6 V, adjustable via external resistors.
3. Output Current: It provides a continuous output current of up to 4 A, suitable for powering various loads.
4. Efficiency: High efficiency is achieved through advanced power-saving capabilities, supporting both light and heavy load conditions.
5. Switching Frequency: It features a selectable switching frequency from 1 MHz to 2.5 MHz, which helps in optimizing size, efficiency, and transient response.
6. Low Quiescent Current: The converter has a low quiescent current, beneficial for battery-powered applications.
7. Protection Features: It includes overcurrent protection, thermal shutdown, and undervoltage lockout for robust operation.
8. Compact Package: The device comes in a small, 3.0 mm x 3.0 mm HotRod™ QFN package, aiding in compact PCB design.
These features make it suitable for applications like communications, industrial, and portable electronics.
Pinout
Here is a concise description of its pin functions:
1. VIN: Input voltage supply pin.
2. EN: Enable pin to turn the device on or off.
3. SS/TR: Soft-start or tracking pin.
4. FB: Feedback pin for output voltage regulation.
5. GND: Ground pin.
6. VSENSE: Sensing pin for output voltage.
7. SW: Switch pin, the output of the high-side power MOSFET.
8. PG: Power good indicator pin.
9. RT/SYNC: Resistor timing and synchronization input pin.
10. PGND: Power ground pin.
11. VOS: Output voltage sense pin.
12. VREG: Internal voltage regulator output.
These pins collectively support the converter's function of efficiently stepping down voltage with high performance, making it suitable for a variety of applications in power management.