MC34063ECN

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MC34063ECN

IC REG BUCK BST ADJ 1.5A 8DIP

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Spécifications

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)

Vue d'ensemble

Description

The MC34063ECN is a versatile DC-DC converter integrated circuit widely used for step-up, step-down, and voltage-inverting applications. This IC is part of the MC34063 series, known for its cost-effectiveness and ease of use in various power supply applications. It operates over a wide input voltage range, typically from 3V to 40V, making it suitable for a range of electronic devices.
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

The MC34063ECN is a versatile DC-DC converter integrated circuit designed for step-up, step-down, and inverting applications. Key features include:
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

The MC34063ECN is typically available in an 8-pin Dual Inline Package (DIP) or an 8-pin Small Outline Integrated Circuit (SOIC) package. These packages are commonly used for integrated circuits like the MC34063, which is a DC-DC converter used in power management applications.

Pinout

The MC34063ECN is an integrated circuit designed for DC-DC conversion applications. It comes in an 8-pin Dual In-line Package (DIP). Here is a brief description of its pin functions:
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

The MC34063ECN is manufactured by ON Semiconductor, now officially known as onsemi. Onsemi is a semiconductor supplier company that designs, manufactures, and markets a wide range of semiconductor components. These components are used across various applications including automotive, industrial, communications, computing, and consumer electronics. Onsemi is known for providing innovative solutions in power management, sensing, and signal processing.

Application

The MC34063ECN is a versatile DC-DC converter integrated circuit used in various applications, including step-up (boost), step-down (buck), and inverting voltage conversion. It is commonly found in power supply designs for consumer electronics, automotive systems, and industrial devices. Its ability to operate with minimal external components makes it suitable for battery-powered systems, voltage regulation, and portable devices. The IC is often used in scenarios where cost-effective and efficient voltage conversion is required, supporting a wide range of input voltages and output configurations.

Equivalent

The MC34063ECN is a DC-DC converter IC commonly used for step-up, step-down, and inverting applications. Equivalent products include:
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.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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