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TPS54550PWP
IC REG BUCK ADJ 6A 16HTSSOP
- Fabricante
- Mfr. Parte #TPS54550PWP
- Paquete PowerTSSOP-16
- Hoja de datos
- En stock6296
100% original & Nuevo
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Garantía de 365 días
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Especificaciones
| Package | Bulk,Tube |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 20V |
| Voltage-Output(Min/Fixed) | 0.891V |
| Voltage-Output(Max) | 17.2V |
| Current-Output | 6A |
| Frequency-Switching | 250kHz, 500kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerTSSOP (0.173, 4.40mm Width) |
Descripción general
Description
Key features of the TPS54550PWP include a high switching frequency of up to 500 kHz, which allows for the use of smaller external components, thereby reducing board space. It also includes an integrated high-side MOSFET, simplifying the design and minimizing the need for additional components. The converter also provides features like internal soft-start, overcurrent protection, and thermal shutdown to enhance reliability and protect against potential faults.
The TPS54550PWP is typically used in a wide array of applications, including industrial power systems, telecommunications, and consumer electronics, where efficient and reliable power conversion is crucial. Its thermal performance and efficiency make it suitable for space-constrained and demanding environments.
Features
1. Input Voltage Range: 5.5V to 36V, making it suitable for a wide range of applications.
2. Output Current: Capable of delivering up to 5A continuous output current.
3. Fixed Frequency: Operates at a 500 kHz fixed switching frequency, which helps in reducing the size of external components.
4. Efficiency: High efficiency across a wide load range due to its synchronous rectification feature.
5. Adjustable Output Voltage: Output voltage can be adjusted from 0.8V to 30V using an external resistor divider.
6. Soft-Start Capability: Integrated soft-start feature to limit inrush current during startup.
7. Protection Features: Includes overcurrent, overvoltage, and thermal shutdown protection to enhance safety and reliability.
8. Synchronization Capability: Can be synchronized to an external clock for optimized frequency management.
9. Package: Available in a thermally enhanced 20-pin HTSSOP package, which assists in better heat dissipation.
These features make the TPS54550PWP suitable for a variety of applications including industrial, automotive, and communication systems.
Package
Pinout
Key functions of the TPS54550 include:
1. VIN: Input supply voltage pin.
2. EN: Enable pin, used to turn the device on or off.
3. RT/CLK: Sets the switching frequency and can synchronize to an external clock.
4. VSENSE: Feedback pin for regulating the output voltage.
5. COMP: Compensation pin for loop stability.
6. BOOT: Bootstrap pin for driving the high-side FET.
7. SW: Switch node pin for connecting the inductor.
8. GND: Ground reference pin.
9. PWRGD: Power good indicator pin.
10. SS/TR: Soft-start and tracking pin.
The additional pins are used for various internal functions and connections necessary for the device's operation. The TPS54550PWP is capable of delivering up to 5 A of continuous output current, making it suitable for numerous power management applications.
Manufacturer
Application
Equivalent
1. LM2678 - Texas Instruments: A 5A step-down voltage regulator.
2. LM22675 - Texas Instruments: A 5A SIMPLE SWITCHER® step-down voltage regulator.
3. LT1765 - Analog Devices: A 5A, 1.25MHz step-down regulator.
4. MP1584 - Monolithic Power Systems: A 3A step-down converter (less current, smaller package).
Always verify specifications and pin compatibility in the datasheet 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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