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TPS630250RNCR
+NomenclatureIC REG BCK BST ADJ 2A/4A 14VQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS630250RNCR
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Package VFQFN-14
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En stock6989
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck-Boost |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.3V |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 2.3V |
| Voltage-Output(Max) | 3.6V |
| Current-Output | 2A, 4A |
| Frequency-Switching | 2.5MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 14-VFQFN |
Présentation
Description
This IC can handle input voltages ranging from 2.3V to 5.5V and can deliver up to 2A of output current. It features automatic transition between buck and boost modes, ensuring seamless operation across its entire input voltage range. The TPS630250RNCR is equipped with a power-save mode, which improves efficiency at light loads by reducing the switching frequency.
The device integrates protection features such as over-temperature protection, over-current protection, and short-circuit protection to enhance reliability. Its compact footprint and minimal external component requirements make it suitable for space-constrained applications such as portable electronics, wearables, and IoT devices. Furthermore, the TPS630250RNCR supports adjustable output voltages through external resistors, offering flexibility in various designs.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 2.3V to 5.5V, suitable for single-cell lithium batteries or multi-cell alkaline/NiMH batteries.
2. Output Voltage Range: Provides a programmable output from 1.2V to 5.2V.
3. High Efficiency: Offers up to 95% efficiency, contributing to energy conservation and longer battery life.
4. Automatic Buck-Boost Operation: Seamlessly transitions between buck and boost modes to maintain a stable output voltage.
5. Low Quiescent Current: Features low standby current, enhancing battery efficiency during low power modes.
6. Fixed-Frequency Operation: Operates at a 2.5 MHz switching frequency to minimize external component size and electromagnetic interference (EMI).
7. Small Footprint: Available in a compact 16-pin VQFN package, facilitating design into space-constrained applications.
8. Protection Features: Includes thermal shutdown and over-current protection to ensure device reliability and safety.
These features make the TPS630250RNCR ideal for portable and battery-powered applications requiring efficient power conversion.
Pinout
Key functions of the TPS630250RNCR include:
- Buck-Boost Conversion: It can seamlessly transition between buck and boost modes, allowing it to maintain a stable output voltage whether the input voltage is above, below, or equal to the desired output.
- High Efficiency: The converter is designed to provide high efficiency, reducing power loss and heat generation.
- Adjustable Output Voltage: It allows for adjustable output voltage settings, giving flexibility for different applications.
- Power Good Output: It features a power good output signal indicating when the output voltage is within the target range.
- Protection Features: Over-temperature protection, over-current protection, and short-circuit protection are integrated to enhance reliability and safety.
This makes the TPS630250RNCR suitable for battery-powered devices and applications requiring flexible power management solutions.