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TPS54525PWP
+StücklisteIC REG BUCK ADJ 5.5A 14HTSSOP
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HerstellerTexas Instruments
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Herstellerteil #TPS54525PWP
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Paket HTSSOP-14
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Auf Lager6160
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tube |
| Series | D-CAP2™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 18V |
| Voltage - Output (Min/Fixed) | 0.76V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 5.5A |
| Frequency - Switching | 650kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Übersicht
Description
Key features include high efficiency through its integrated MOSFETs, current-mode control for simple compensation, and a fixed-frequency operation which reduces output voltage ripple and improves system stability. The TPS54525PWP also includes a soft-start function, an adjustable switching frequency, and various protection mechanisms such as overcurrent protection, overvoltage protection, and thermal shutdown to ensure reliable operation. Its small form factor with a PowerPAD™ package aids in effective heat dissipation, making it a robust solution for compact and space-constrained applications.
Equivalent
1. LM2678 from Texas Instruments - A 5A Step-Down Voltage Regulator.
2. LTC3863 from Analog Devices - A high-efficiency step-down DC/DC controller.
3. MP2482 from MPS (Monolithic Power Systems) - A high voltage, high-efficiency buck converter.
4. LM2596 from Texas Instruments - A 3A Step-Down Voltage Regulator.
Always verify compatibility with your specific application requirements.
Features
Key features include adaptive on-time D-CAP™ mode control for fast transient response and simplified loop compensation. It operates with a fixed 700 kHz switching frequency, ensuring efficient power conversion and reduced external component sizes. The converter supports an adjustable output voltage range from 0.76V to 6V, allowing for flexible application use.
Additional features include adjustable slow-start, pre-bias start-up capability, and an integrated bootstrap diode. The TPS54525PWP also offers protection features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout to enhance reliability. It is available in an HTSSOP-20 package, which provides a compact form factor suitable for space-constrained designs.