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LM2594DADJR2G
IC REG MULTI CONFG ADJ 8SOIC
- Fabricante
- Mfr. Parte #LM2594DADJR2G
- Paquete SOIC-8
- Hoja de datos
- En stock5572
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Especificaciones
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Up, Step-Down, Step-Up/Step-Down |
| OutputConfiguration | Positive or Negative |
| Topology | Buck, Boost, Buck-Boost |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.23V |
| Voltage-Output(Max) | 37V |
| Current-Output | 500mA |
| Frequency-Switching | 150kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Descripción general
Description
The "ADJ" in its part number refers to its adjustable output voltage capability, allowing users to set the desired output voltage by using external resistors. The LM2594DADJR2G features a fixed frequency oscillator for stable operation and typically operates at a switching frequency of 150 kHz. It offers high efficiency, minimal external components, and a simple design, making it suitable for cost-effective solutions in consumer electronics, automotive, and industrial applications. The device includes features like thermal shutdown and current limit protection to enhance reliability and protect against damage due to overheating or overcurrent conditions.
Features
1. Input Voltage Range: Operates with an input voltage from 4.5V to 40V, making it versatile for various applications.
2. Output Voltage: Adjustable output voltage range of 1.2V to 37V, allowing for flexibility in design.
3. Output Current: Capable of delivering up to 0.5A of continuous output current.
4. Efficiency: Offers high efficiency, typically around 77% to 88%, depending on configuration.
5. Switching Frequency: Fixed frequency operation at 150 kHz reduces external component size.
6. Thermal Shutdown and Current Limiting: Integrated protection features enhance reliability and protect against damage from overheating or overcurrent conditions.
7. TO-263 Package: Available in a surface-mount TO-263 package, facilitating easy integration into PCB designs.
8. Simple External Components: Requires minimal external components, simplifying the design process.
This regulator is ideal for use in battery-powered devices, portable instruments, and other applications where efficient step-down voltage conversion is required.
Package
Pinout
1. Vin: Input voltage pin. This is where the DC voltage (up to 40V) is supplied to the regulator.
2. GND: Ground pin. It is the reference point for the circuit.
3. SW: Switch output. Connects to the inductor.
4. FB: Feedback pin. Used to set the output voltage by connecting to a voltage divider.
5. ON/OFF: On/Off control input. Allows for enabling or disabling the regulator.
6. Compensation: Provides frequency compensation.
7. Boost: Boost capacitor connection to improve efficiency.
8. NC: No connection.
This regulator is used for efficient voltage conversion with adjustable output, suitable for a wide range of applications.
Manufacturer
Application
Equivalent
1. LM2594-ADJ by Texas Instruments
2. L78S00 series by STMicroelectronics
3. MIC4576 by Microchip Technology
4. MC34063 by ON Semiconductor
These alternatives offer similar functionality in terms of voltage regulation, though specifications like output current, efficiency, and package type may vary. Always check the datasheets to ensure compatibility with your specific application.
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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