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TPS5420D
IC REG BUCK ADJUSTABLE 2A 8SOIC
- Fabricante
- Mfr. Parte #TPS5420D
- Paquete SOIC (D)-8
- Hoja de datos
- En stock4803
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Especificaciones
| Package | Bulk,Tube |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 5.5V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 1.22V |
| Voltage-Output(Max) | 31V |
| Current-Output | 2A |
| Frequency-Switching | 500kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Descripción general
Description
Key features of the TPS5420D include a fixed 500 kHz switching frequency to help reduce component size, an internal compensation network for simplified design, and a thermal shutdown feature to protect against overheating. The device also offers current mode control to provide fast transient response and easy loop stabilization. With an integrated high-side MOSFET, the TPS5420D minimizes external component count and board space.
The TPS5420D is housed in an 8-pin SOIC package, which provides a compact solution for PCB design. Its robust performance and wide input voltage range make it ideal for applications requiring efficient and reliable power conversion.
Features
1. Input Voltage Range: Operates with an input voltage range from 5.5V to 36V, making it versatile for use in various power supply configurations.
2. Output Voltage: Adjustable output voltage from 1.22V to 34V, allowing for customization based on specific application needs.
3. Output Current: Capable of delivering up to 2A of continuous output current.
4. Efficiency: Offers high-efficiency performance, typically greater than 95% at optimal conditions, reducing heat dissipation requirements.
5. Switching Frequency: Operates at a fixed switching frequency of 500 kHz, enabling compact design and smaller external components.
6. Thermal Protection: Includes thermal shutdown for protection against overheating, enhancing the reliability of the system.
7. Overcurrent Protection: Equipped with cycle-by-cycle current limiting to prevent damage due to overcurrent conditions.
8. Soft Start: Features a programmable slow-start function to minimize inrush current and overshoot during startup.
9. Package: Available in an 8-pin SOIC package, facilitating easy integration into designs.
The TPS5420D is suitable for applications like consumer electronics, industrial products, and telecommunications.
Package
Pinout
1. Pin 1 (BOOT): Provides a bootstrap voltage to the high-side MOSFET driver.
2. Pin 2 (VIN): Input supply voltage.
3. Pin 3 (SW): Switch node; output from the high-side MOSFET.
4. Pin 4 (GND): Ground reference for the device.
5. Pin 5 (VSENSE): Feedback input for voltage regulation.
6. Pin 6 (COMP/EN): Compensation and enable pin; typically used for loop compensation and enabling the device.
7. Pin 7 (SS): Slow start; manages the rate of rise of the output voltage.
8. Pin 8 (RT/CLK): Sets the frequency of the oscillator or synchronized with an external clock.
Each pin plays a key role in ensuring the device efficiently converts a higher input voltage to a regulated lower output voltage.
Manufacturer
Application
Equivalent
1. LM2596 by Texas Instruments
2. LM2678 by Texas Instruments
3. LMR14020 by Texas Instruments
4. ADP2302 by Analog Devices
5. MP1584 by Monolithic Power Systems
These alternatives have similar voltage and current specifications, though it's essential to verify specific requirements like package type and additional features. Always consult datasheets to ensure compatibility.
Envío
Métodos de envíoNosotros
ofrecer servicios de envío globales a través de DHL, FedEx, TNT, UPS, o cualquier otro expediente de su elección.
Referencia de tarifas de envío (DHL/FedEx):
DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.
FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.
Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.
Pagos
Payment Methods
El plazo de pago es 100% prepagado.
Actualmente, solo aceptamos los siguientes métodos de pago:
1. de PayPal
2. Tarjeta de crédito/débito
3. Transferencia bancaria
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