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TPS40305DRCR
+Lista de MateriaisIC REG CTRLR BUCK 10SON
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FabricanteTexas Instruments
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Peça do Fabricante #TPS40305DRCR
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Pacote VSON (DRC)-10
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Em Estoque2531
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| NumberofOutputs | 1 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 3V ~ 20V |
| Frequency-Switching | 1.2MHz |
| DutyCycle(Max) | 85% |
| SynchronousRectifier | Yes |
| ClockSync | No |
| ControlFeatures | Enable, Power Good, Soft Start |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 10-VFDFN Exposed Pad |
Visão Geral
Description
Key features of the TPS40305DRCR include a fixed frequency of operation, programmable switching frequency, voltage mode control, and a wide duty cycle range. It also includes various protection features, such as undervoltage lockout, overcurrent protection, and thermal shutdown, which enhance its reliability and safety in demanding applications.
This controller is typically used in applications like telecommunications equipment, data centers, and other electronics that require efficient power conversion and management solutions. With its compact footprint in a SON package, it is well-suited for space-constrained designs.
Equivalent
1. LM25116 - Texas Instruments
2. LTC3810 - Analog Devices
3. ISL8117 - Renesas
4. MIC2172 - Microchip Technology
5. MAX15026 - Maxim Integrated
When choosing an equivalent, verify compatibility in terms of input voltage range, output current, switching frequency, and package. Always consult the datasheets to ensure functional equivalence and pin compatibility.
Features
1. Wide Input Voltage Range: It supports input voltages from 3 V to 20 V, making it suitable for a variety of power supply designs.
2. Output Voltage: It can regulate output voltages as low as 0.7 V, offering flexibility in power delivery.
3. High Efficiency: The synchronous rectification design enhances efficiency by reducing losses associated with the switching process.
4. Adjustable Switching Frequency: The controller allows for an adjustable switching frequency ranging from 200 kHz to 1200 kHz, optimizing the trade-off between efficiency and component size.
5. Programmable Soft Start: This feature allows for a controlled ramp-up of the output voltage, preventing inrush currents during startup.
6. Overcurrent Protection: It includes cycle-by-cycle current limiting to protect against overcurrent conditions.
7. Thermal Shutdown: Provides protection against overheating by shutting down the device if the temperature exceeds safe limits.
8. Compact Package: Available in a small 10-pin VSON package, which is ideal for space-constrained applications.
These features make the TPS40305DRCR well-suited for high-performance power supply solutions in various electronic applications.
Pinout
Key functions and features include:
1. Input Voltage Range: It supports a wide input voltage range, typically from 3 V to 20 V.
2. Output Voltage: The output voltage is adjustable via an external resistor divider.
3. Adaptive Gate Drivers: These help optimize efficiency across a wide load range.
4. Fixed Frequency Operation: It typically operates at a fixed frequency of around 600 kHz, which can be synchronized to an external clock.
5. Protection Features: It includes overcurrent protection, undervoltage lockout, and thermal shutdown.
These features make the TPS40305DRCR suitable for applications requiring efficient power conversion and robust performance.
Manufacturer
Application
1. Telecommunications: Used in power management for networking equipment and communication devices.
2. Consumer Electronics: Suitable for powering processors and memory in devices like laptops and desktops.
3. Industrial Systems: Provides power solutions for automation equipment and control systems.
4. Servers and Data Centers: Ensures reliable power delivery to processors and other critical components.
5. Embedded Systems: Used in various embedded applications requiring stable power conversion.
The device offers features such as programmable switching frequency, voltage feedback, and over-current protection, making it versatile for different power management needs.