Imagens apenas para referência
MC34063AP1
+Lista de MateriaisIC REG BUCK BST ADJ 1.5A 8DIP
-
Fabricanteonsemi
-
Peça do Fabricante #MC34063AP1
-
Pacote PDIP-8
-
Em Estoque5288
365 Garantia de Qualidade em 1 dia
7*24 Garantia de serviço em 24 horas
90-Garantia de pós-venda em 1 dia
Garantia de Produto Genuíno
Especificações
| Atributo | Valor |
| Package | Tube,Tube |
| ProductStatus | Obsolete |
| 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) | 40V (Switch) |
| Current-Output | 1.5A (Switch) |
| Frequency-Switching | 100kHz |
| SynchronousRectifier | No |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Through Hole |
| Package/Case | 8-DIP (0.300, 7.62mm) |
Visão Geral
Description
The MC34063AP1 is favored for its simplicity and cost-effectiveness. It is commonly used in battery-powered devices, automotive electronics, and other applications requiring efficient voltage conversion. The IC’s design facilitates easy customization with external components like resistors, capacitors, and inductors to tailor it to specific requirements. Its compact size and reliable performance have made it a popular choice among hobbyists and professionals for generating stable output voltages while maintaining high efficiency.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 3V to 40V, allowing flexibility in various power supply designs.
2. Integrated Switching Regulator: Capable of delivering up to 1.5A of output current with minimal external components.
3. Adjustable Output Voltage: Provides flexibility to set the desired output voltage using external resistors.
4. Switching Frequency: Features an internally compensated oscillator with a frequency range up to 100 kHz, adjustable via an external timing capacitor.
5. Current Limiting: Includes internal current limiting to protect against overcurrent conditions.
6. Thermal Shutdown: Built-in thermal protection prevents damage due to overheating.
7. Compact Package: Available in an 8-pin PDIP, SOP, or TSSOP package, making it suitable for space-constrained applications.
8. Cost-Effective Solution: Offers a simple, low-cost solution for various power management applications.
These features make the MC34063AP1 suitable for powering a wide range of electronic devices and systems.
Pinout
1. Pin 1 (Switch Collector): Collector of the internal NPN power switch.
2. Pin 2 (Switch Emitter): Emitter of the internal NPN power switch, typically connected to ground in most configurations.
3. Pin 3 (Timing Capacitor): Connection for an external timing capacitor to set the oscillator frequency.
4. Pin 4 (Ground): Ground reference for the IC.
5. Pin 5 (Comparator Inverting Input): Inverting input of the internal comparator.
6. Pin 6 (VCC): Power supply input voltage for the IC.
7. Pin 7 (Ipk Sense): Current sense input for current limiting.
8. Pin 8 (Driver Collector): Collector of the internal driver transistor.
This IC is widely used in power supply circuits due to its versatility and ease of use.
Manufacturer
Application
1. Step-up (Boost) Converters: Increasing voltage levels in battery-powered devices.
2. Step-down (Buck) Converters: Reducing voltage levels for compatible device operation.
3. Inverting Converters: Generating negative voltage from a positive input.
4. Battery Chargers: Efficient charging of batteries with controlled voltage and current.
5. Power Supply Design: Creating stable power supplies for consumer electronics and industrial equipment.
6. LED Drivers: Controlling and powering LED systems with variable input conditions.
These features make it suitable for consumer electronics, automotive, industrial, and telecommunications applications.