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TPS54340BDDAR
IC REG CTRLR
- Fabricante
- Mfr. Parte #TPS54340BDDAR
- Paquete HSOIC-8
- Hoja de datos
- En stock7953
100% original & Nuevo
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Garantía de 365 días
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Especificaciones
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 42V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 41.1V |
| Current-Output | 3.5A |
| Frequency-Switching | 100kHz ~ 2.5MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Descripción general
Description
Key features of the TPS54340BDDAR include a wide input voltage range from 4.5V to 42V, which provides flexibility for use in systems with varying input conditions. It also offers a high switching frequency, adjustable up to 2.5 MHz, allowing for the use of smaller external components. The regulator incorporates integrated high-side MOSFETs and provides protection features like overcurrent protection, thermal shutdown, and undervoltage lockout. Additionally, it features a soft-start function to limit inrush current during startup.
This IC is housed in a thermally enhanced 8-pin SO PowerPAD™ package, which aids in heat dissipation. The TPS54340BDDAR is optimal for applications requiring efficient power conversion, reliability, and compact design.
Features
1. Input Voltage Range: Operates with an input voltage range from 4.5V to 42V, making it suitable for a wide variety of applications.
2. Output Current: Capable of delivering up to 3.5A of continuous output current.
3. Adjustable Output Voltage: Provides adjustable output voltage with a 0.8V internal reference for flexibility in design.
4. High Efficiency: Utilizes a 200-kHz to 2.5-MHz switching frequency, allowing for high efficiency and small solution size.
5. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
6. Soft Start: Features a programmable soft-start function to control the inrush current and provide smooth power-up.
7. Eco-mode: Offers light-load efficiency through a pulse-skipping Eco-mode, improving efficiency at low loads.
8. Thermal Performance: The device is available in a thermally enhanced 10-pin SON package for improved heat dissipation.
These features make the TPS54340BDDAR an ideal solution for power management in automotive, industrial, and consumer applications.
Package
Pinout
1. BOOT: Bootstrap capacitor connection for the high-side MOSFET driver.
2. VIN: Input voltage supply pin for the converter.
3. EN: Enable pin to turn the IC on or off.
4. GND: Ground connection.
5. SW: Switch node, connected to the inductor and the output diode.
6. RT/CLK: Pin for setting the switching frequency or synchronizing with an external clock.
7. COMP: Compensation pin for stabilizing the control loop.
8. VFB: Feedback voltage pin, connected to the output voltage divider.
These pins work together to regulate an output voltage from a higher input voltage with high efficiency, making it suitable for a variety of power management applications.
Manufacturer
Application
Equivalent
1. LMR33630 - Texas Instruments
2. LM76003 - Texas Instruments
3. LM2596 - Texas Instruments
4. MP2451 - Monolithic Power Systems
5. LTC3630 - Analog Devices
6. SY8089 - Silergy
Ensure compatibility with your specific application requirements before substituting.
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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