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MC34063ECN
IC REG BUCK BST ADJ 1.5A 8DIP
- Fabricante
- Mfr. Parte #MC34063ECN
- Paquete 8-DIP
- Hoja de datos MC34063ECN DataSheet
- En stock7469
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Especificaciones
| Package | Tube |
| ProductStatus | Active |
| Function | Step-Up, Step-Down |
| OutputConfiguration | Positive or Negative |
| Topology | Buck, Boost |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3V |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.25V |
| Voltage-Output(Max) | 38V |
| Current-Output | 1.5A (Switch) |
| Frequency-Switching | 33kHz |
| SynchronousRectifier | No |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Through Hole |
| Package/Case | 8-DIP (0.300, 7.62mm) |
Descripción general
Description
Key features of the MC34063ECN include an internal temperature-compensated reference, a comparator, a controlled duty cycle oscillator, a driver, and a high-current output switch. These components allow it to efficiently convert and regulate voltage levels. The IC can deliver up to 1.5A of output current, depending on the circuit design and external components used.
The MC34063ECN is favored for its simplicity, requiring only a few external components such as inductors, diodes, and capacitors to function. Its flexibility in handling different voltage conversion tasks makes it an ideal choice for applications like battery chargers, LED drivers, and general-purpose power supplies.
Features
1. Wide Input Voltage Range: It operates from 3V to 40V, accommodating various power supply sources.
2. Adjustable Output Voltage: The output can be fine-tuned using external resistors, making it adaptable to specific application requirements.
3. High Switching Frequency: It supports an oscillator frequency up to 100 kHz, which can be adjusted using external components for improved performance and efficiency.
4. Current Limiting Feature: The device includes an internal current limiting function to protect against overload conditions.
5. Internal Switching Transistor: It has a built-in NPN power transistor capable of handling up to 1.5A, simplifying the overall circuit design.
6. Low Standby Current: The MC34063ECN is designed to consume low standby current, enhancing energy efficiency.
7. Temperature Range: It operates effectively over a wide temperature range, typically from 0°C to +70°C, suitable for various environments.
8. Protection Features: Includes features like thermal shutdown to prevent damage under excessive thermal conditions.
These characteristics make the MC34063ECN a reliable choice for designing efficient and compact power supply solutions.
Package
Pinout
1. Pin 1 (Switch Collector): This is the collector of the internal NPN switch.
2. Pin 2 (Switch Emitter): This is the emitter of the internal NPN switch, typically connected to ground.
3. Pin 3 (Timing Capacitor): A capacitor connected to this pin determines the oscillator frequency.
4. Pin 4 (GND): Ground reference for the circuit.
5. Pin 5 (Comparator Inverting Input): Input for the error amplifier; used to regulate the output voltage.
6. Pin 6 (VCC): Positive supply voltage input.
7. Pin 7 (Ipk Sense): Used for current limiting; it monitors the peak switch current.
8. Pin 8 (Drive Output): Drives the base of the external transistor used in the converter.
The MC34063ECN is versatile and used for step-up, step-down, and inverting applications, providing flexibility in low-cost power supply designs.
Manufacturer
Application
Equivalent
1. LM2575 by Texas Instruments
2. LM2596 by Texas Instruments
3. NCP3063 by ON Semiconductor
4. MC34063A by STMicroelectronics or ON Semiconductor
5. UA78S40 by Texas Instruments
These alternatives may have differences in specifications, so it is important to verify the specific requirements of your 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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