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TPS54225PWPR
+Lista de MateriaisIC REG BUCK ADJ 2A 14HTSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #TPS54225PWPR
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Pacote HTSSOP-14
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Em Estoque5410
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | SWIFT™, D-CAP2™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.76V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 2A |
| Frequency-Switching | 700kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 14-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Visão Geral
Description
One of the key features of the TPS54225PWPR is its ability to achieve high efficiency through its integrated MOSFETs and advanced switching technology. It supports a fixed switching frequency of 500kHz and incorporates internal compensation to simplify design processes. The converter also features various protection mechanisms, including over-current protection, thermal shutdown, and under-voltage lockout, ensuring reliable and safe operation.
The device is housed in a 16-pin TSSOP package with a PowerPAD, which enhances thermal performance. The TPS54225PWPR is often used in applications such as telecommunications, networking equipment, and industrial power systems where efficient power conversion is critical.
Equivalent
1. LMR33630 from Texas Instruments – A 3.5V to 36V, 3A synchronous step-down converter.
2. MP2459 from Monolithic Power Systems – A 5.5V to 36V, 3A, synchronous step-down converter.
3. LT8610 from Analog Devices (formerly Linear Technology) – A 3.4V to 42V, 2.5A synchronous step-down regulator.
These products have similar functionalities and specifications suitable for related applications. Always verify compatibility with specific design requirements.
Features
1. Input Voltage Range: Operates from 4.5 V to 18 V, suitable for various power sources.
2. Output Current: Provides up to 2 A continuous output current.
3. Switching Frequency: Adjustable frequency from 200 kHz to 1.2 MHz, allowing optimization between efficiency and component size.
4. High Efficiency: Achieves efficiency over 90% with its integrated 70 mΩ high-side MOSFET.
5. Soft Start: Programmable soft-start function to control the inrush current during start-up.
6. Current Mode Control: Offers fast transient response and simple loop compensation.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and output overvoltage protection.
8. Thermal Performance: Comes in a thermally-enhanced 14-pin HTSSOP package.
9. Compensation: External compensation to allow for design flexibility.
10. Sync Capability: Allows synchronization to an external clock using the RT/CLK pin.
These features make the TPS54225PWPR suitable for applications like consumer electronics, industrial power systems, and other applications requiring reliable power conversion.