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LM2676SX-ADJ
IC REG BUCK ADJ 3A TO263
- Fabricante
- Mfr. Parte #LM2676SX-ADJ
- Paquete
- Hoja de datos LM2676SX-ADJ DataSheet
- En stock5445
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Especificaciones
| Series | SIMPLE SWITCHER® |
| Part Status | Obsolete |
| Base Product Number | LM2676 |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 8V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 1.2V |
| Voltage - Output (Max) | 37V |
| Current - Output | 3A |
| Frequency - Switching | 260kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package | TO-263-8, D2PAK (7 Leads + Tab), TO-263CA |
| Supplier Device Package | TO-263 (DDPAK-7) |
| Packaging | Tape & Reel (TR) |
Descripción general
Description
Key features include a low dropout, high efficiency due to the use of a low RDS(on) MOSFET, and a current-mode control scheme for superior load and line response. The LM2676SX-ADJ also includes built-in features like thermal shutdown, cycle-by-cycle current limiting, and a frequency synchronization pin for reducing interference in multi-regulator setups.
This regulator is suitable for a variety of applications, including distributed power systems, battery-powered devices, and industrial equipment, where efficiency and reliability are critical. Its adjustable output capability makes it versatile for different voltage requirements, while its robust design ensures stable operation under varying conditions.
Features
1. Adjustable Output Voltage: The device allows for an adjustable output voltage, enhancing flexibility for various applications.
2. High Efficiency: It operates with up to 90% efficiency, minimizing power loss and thermal dissipation.
3. Wide Input Voltage Range: The LM2676SX-ADJ supports a broad input range, accommodating different power source voltages.
4. Fixed Frequency Operation: It operates at a fixed frequency of 260 kHz, aiding in predictable performance and reduced output noise.
5. 5A Output Current: Capable of delivering up to 5 amperes of continuous output current, suitable for high-power applications.
6. Integrated Switch: The internal switch reduces the need for external components, simplifying the design and improving reliability.
7. Thermal and Current Limit Protection: Built-in protections help prevent damage from overheating and overloading.
8. Easy-to-Use: The device is designed to require minimal external components, streamlining the design process.
Together, these features make the LM2676SX-ADJ an ideal choice for efficient and robust power supply designs in various electronic systems.
Package
Pinout
1. VIN (Pin 1): This is the input voltage pin where the device receives the supply voltage, which can range between 8V to 40V.
2. SW (Pin 2): This is the switch pin, connected to the internal power MOSFET. It is used for switching the voltage to the output.
3. GND (Pin 3): This pin is the ground return path for the device.
4. FB (Pin 4): The feedback pin is used to set the output voltage by connecting a resistor divider from the output to ground. This allows for adjustable output voltage.
5. VC (Pin 5): This is the output voltage pin where the load is connected. It provides the regulated output voltage.
The LM2676SX-ADJ is capable of delivering up to 3A of output current and is designed for high-efficiency step-down voltage conversion in power management applications.
Manufacturer
Application
Equivalent
1. LM2676T-ADJ - Same series, different package.
2. LM2576-ADJ - Similar functionality, lower current.
3. LM2596-ADJ - Comparable step-down regulator with slight differences in efficiency and features.
4. MC34063A - General-purpose step-down, up, or inverting converter.
5. TPS54331 - Similar function, with additional features like soft-start.
These alternatives differ in efficiency, current rating, and additional features, so ensure compatibility with your application requirements.
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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