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LTC3869EUFD#TRPBF
IC REG CTRLR BUCK 28QFN
- Fabricante
- Mfr. Parte #LTC3869EUFD#TRPBF
- Paquete QFN-28
- Hoja de datos LTC3869EUFD#TRPBF DataSheet
- En stock2942
100% original & Nuevo
24 horas listos para el envío
Garantía de 365 días
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Especificaciones
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| NumberofOutputs | 2 |
| OutputPhases | 2 |
| Voltage-Supply(Vcc/Vdd) | 4V ~ 38V |
| Frequency-Switching | 250kHz ~ 780kHz |
| DutyCycle(Max) | 95% |
| SynchronousRectifier | Yes |
| ClockSync | No |
| ControlFeatures | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-WFQFN Exposed Pad |
Descripción general
Description
Key features of the LTC3869EUFD#TRPBF include:
1. Dual-Phase Operation: Improves efficiency and reduces component size by interleaving two phases.
2. Wide Input Voltage Range: Typically supports a broad input range, making it versatile for different power sources.
3. High Efficiency: Synchronous rectification enhances efficiency, reducing thermal management requirements.
4. Current Sharing: Ensures balanced current distribution between phases and improves reliability.
5. Adjustable Frequency: Allows customization of the switching frequency to optimize performance.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout to enhance safety and reliability.
The LTC3869EUFD#TRPBF is typically used in applications requiring efficient power management and robust performance under varying load conditions.
Features
1. Dual Output: It supports two independent output voltages, offering flexibility for multi-rail systems.
2. High Efficiency: Synchronous rectification ensures high efficiency, suitable for power-sensitive applications.
3. Wide Input Voltage Range: It operates over a broad input voltage range, making it versatile for different power sources.
4. Current Mode Control: This feature provides excellent transient response and simplifies loop compensation.
5. Adjustable Switching Frequency: The controller allows the switching frequency to be set between 250kHz and 780kHz, enabling optimization for efficiency or size.
6. Phase-Lock Loop (PLL) Synchronization: It can synchronize with an external clock, beneficial for systems requiring precise control over switching times.
7. Soft-Start Functionality: The adjustable soft-start reduces inrush current during startup.
8. Output Overvoltage Protection: It safeguards the load against excessive voltage levels.
9. Thermal Shutdown: Protects against overheating by shutting down the controller when a certain temperature threshold is exceeded.
These features make the LTC3869EUFD#TRPBF suitable for applications in telecommunications, computers, and industrial equipment where efficient power conversion is critical.
Package
Pinout
The LTC3869EUFD#TRPBF is packaged in a 28-lead (pin) 4mm × 5mm plastic QFN package. It features a wide input voltage range, output voltage tracking, and a constant frequency current-mode architecture that provides excellent line and load transient response.
Key functions of the LTC3869 include:
- Dual output synchronous step-down controller.
- Wide input voltage range compatibility.
- Output voltage tracking capability.
- Current mode control for fast transient response.
- Frequency synchronization with an external clock.
- Programmable soft-start and output over-voltage protection.
These features make it suitable for a broad range of applications in telecommunications, data processing, industrial, and other electronics requiring efficient power management solutions.
Manufacturer
Application
Equivalent
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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