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TPS628502DRLR
+Lista de Materiais2.7-V TO 6-V, 2-A, ADJUSTABLE-FR
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FabricanteTexas Instruments
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Peça do Fabricante #TPS628502DRLR
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Pacote SOT-5X
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Em Estoque4840
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Especificações
| Atributo | Valor |
| 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) | 2.7V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 2A |
| Frequency - Switching | 1.8MHz ~ 4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include:
- Output current capability of up to 1A.
- High efficiency across a wide load range.
- Low quiescent current, making it ideal for battery-powered applications.
- Pulse Frequency Modulation (PFM) mode for improved efficiency at light loads.
- Adjustable output voltage via external resistors.
- Internal compensation, simplifying design and reducing external component count.
- Small footprint package (SOT-563), allowing for space-constrained applications.
The TPS628502DRLR is suitable for use in a variety of applications, such as portable electronics, industrial sensors, and any other systems requiring efficient power conversion from battery or supply voltages.
Equivalent
1. MAX20034 by Maxim Integrated: Similar voltage and current specifications.
2. LTC3605A by Analog Devices: Close performance in terms of efficiency.
3. MP2315 by Monolithic Power Systems: Comparable footprint and output current.
4. LMR33620 by Texas Instruments: Similar operational parameters.
When choosing an equivalent, consider parameters like output voltage, current, efficiency, and package type to ensure compatibility.
Features
The converter operates at a fixed frequency of 2.25 MHz, allowing the use of small-sized external components and low output voltage ripple. It includes a power-saving mode to enhance efficiency at light loads, and it supports a forced pulse width modulation (PWM) mode for low noise applications. The TPS628502DRLR is also equipped with features such as soft start, power good indicator, and thermal shutdown for increased reliability and protection. Its compact size and low quiescent current make it ideal for portable and space-constrained designs.
Pinout
1. EN: Enable pin to turn the converter on/off.
2. VOS: Output voltage sense pin.
3. FB: Feedback pin for output voltage regulation.
4. GND: Ground connection.
5. SW: Switch pin for the inductor connection.
6. VIN: Input voltage supply pin.
7. VCC: Internal supply voltage for biasing.
8. PG: Power-good indicator pin.
9. MODE/SYNC: Pin to select the operating mode or provide an external clock for synchronization.
10. NC: No connection (not used).
These pins collectively allow the TPS628502DRLR to efficiently convert a higher input voltage to a lower output voltage, suitable for powering various electronic components.