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LTC3882EUJ#PBF
IC REG CTRLR BUCK PMBUS 40QFN
- Fabricante
- Mfr. Parte #LTC3882EUJ#PBF
- Paquete
- Hoja de datos LTC3882EUJ#PBF DataSheet
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Especificaciones
| Series | PolyPhase® |
| Part Status | Active |
| Output Type | PWM Signal |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 13.8V |
| Frequency - Switching | 500kHz |
| Duty Cycle (Max) | 87.5% |
| Synchronous Rectifier | No |
| Clock Sync | Yes |
| Serial Interfaces | I2C, PMBus |
| Control Features | Enable, Phase Control |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 40-WFQFN Exposed Pad |
| Supplier Device Package | 40-QFN (6x6) |
| Base Product Number | LTC3882 |
Descripción general
Description
Key features include wide input voltage range, programmable output voltage, and current limiting capabilities. It utilizes advanced control algorithms to maintain stability and optimize transient response, making it suitable for complex power systems used in telecommunications, data centers, and industrial applications.
The LTC3882 also supports telemetry functions, enabling real-time monitoring of power parameters via PMBus communication. Its integration into systems enhances efficiency, reduces component count, and improves overall reliability. The package type is a thermally enhanced LQFP, facilitating better heat dissipation.
In summary, the LTC3882EUJ#PBF is an advanced solution for efficient, precise power regulation in demanding electronic environments.
Features
1. Dual-Phase Operation: Supports two-phase operation for higher output power and improved efficiency.
2. Digital Control: Utilizes a digital control loop for precise output voltage regulation and fast transient response.
3. Adjustable Output Voltage: Output voltage can be adjusted from 0.8V to 5V, accommodating a wide range of applications.
4. High Efficiency: Offers high efficiency across a broad load range, minimizing thermal dissipation.
5. I2C Interface: Includes an I2C interface for configuration, monitoring, and adjustments through a digital interface.
6. Fault Protection: Features overvoltage, undervoltage, and overcurrent protection to enhance reliability.
7. Temperature Monitoring: Monitors temperature and provides thermal protection.
8. Synchronization: Can synchronize to an external clock for phase alignment.
These features make the LTC3882EUJ#PBF suitable for advanced power management in applications such as servers, networking equipment, and high-performance computing.
Package
Pinout
Key functions include:
1. Voltage Regulation: It supports synchronous step-down (buck) converters, enabling precise voltage regulation for various loads.
2. Digital Communication: It features an I2C interface for configuration, monitoring, and control of power supply parameters.
3. Current Monitoring: The device can monitor output current and perform current sharing between multiple converters.
4. Fault Protection: It incorporates fault detection mechanisms, such as overvoltage and overcurrent protection.
5. Temperature Monitoring: It can monitor temperature to prevent overheating.
This IC is suitable for applications in telecom, server, and data center power supplies, among others. For specific pin functions, refer to the manufacturer's datasheet.
Manufacturer
Application
Equivalent
1. LTC3880 - Similar digital power management features.
2. LTC3881 - Offers slightly different performance and specifications.
3. MAX15026 - A comparable digital controller from Maxim Integrated.
Always verify specific features and configurations for your application needs.
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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