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TPS54310PWP
+StücklisteIC REG BUCK ADJ 3A 20HTSSOP
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HerstellerTexas Instruments
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Herstellerteil #TPS54310PWP
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Paket HTSSOP-20
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Auf Lager1909
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Bulk,Tube |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 0.891V |
| Voltage-Output(Max) | 3.3V |
| Current-Output | 3A |
| Frequency-Switching | 350kHz, 550kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 20-PowerTSSOP (0.173, 4.40mm Width) |
Übersicht
Description
Key features include a switching frequency of 700 kHz, allowing for smaller external components and a more compact solution. The TPS54310PWP also incorporates an internal MOSFET, reducing the need for external components and simplifying design. It includes features like overcurrent protection, thermal shutdown, and programmable undervoltage lockout, enhancing its reliability and safety in operation.
The package size is typically PowerPAD™ 20-Pin TSSOP, which aids in effective thermal performance. It is commonly used in telecommunications, computing, and consumer electronics, where efficient, reliable power conversion is critical.
Equivalent
1. LM2676 by Texas Instruments - 3A Step-Down Voltage Regulator.
2. LM2576 by Texas Instruments - 3A Step-Down Voltage Regulator.
3. LT1765 by Analog Devices - 3A Step-Down Switching Regulator.
4. MIC4680 by Microchip Technology - 1.3A Step-Down Switching Regulator.
5. MP2315 by Monolithic Power Systems - 3A Step-Down Converter.
Ensure to verify the specifications match your application requirements, as there can be differences in efficiency, voltage range, and additional features.
Features
1. Input Voltage Range: Operates with a wide input voltage range from 3 V to 6 V.
2. Output Current: Capable of delivering up to 3 A of continuous output current.
3. Efficiency: Provides high efficiencies, vital for power-sensitive applications.
4. Switching Frequency: Adjustable switching frequency up to 700 kHz, allowing for flexibility in design and size reduction of external components.
5. Soft Start: Has a programmable soft-start feature to control inrush current during start-up.
6. Overcurrent Protection: Includes cycle-by-cycle current limiting and thermal shutdown to protect the device and the system.
7. Low Output Voltage Ripple: Ensures low noise and stable output, suitable for sensitive analog systems.
8. Compact Package: Available in a thermally enhanced 20-pin TSSOP package, optimizing space in compact designs.
These features make the TPS54310PWP ideal for a variety of applications, including telecom, networking, and industrial systems.
Pinout
The TPS54310PWP comes in a 20-pin HTSSOP (PWP) package. Here's a brief outline of its pin functions:
1. VIN: Input voltage supply.
2. EN: Enable pin for turning the device on or off.
3. BOOT: Bootstrap capacitor connection for the high-side FET driver.
4. PH: Phase node connection for the inductor.
5. VSENSE: Voltage sense pin for feedback from the output.
6. COMP: Compensation pin for the error amplifier.
7. PGND: Power ground.
8. RT/CLK: Sets the switching frequency or synchronizes to an external clock.
9. SS/TR: Soft-start and tracking pin.
10. VBIAS: Internal bias supply voltage pin.
These are some of the key pins, with additional pins providing further control and monitoring functions. Make sure to refer to the datasheet for precise details on each pin's function and the recommended configuration.