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MC34063ABN

In Stock: 6,460

Integrated circuit (IC) serving as a driver and DC/DC converter

Manufacturers:
STMicroelectronics, Inc
Mfr.Part#:
MC34063ABN
Datasheet:
MC34063ABN Datasheet (PDF)
Package/Case:
DIP-8
Product Type:
Voltage Regulators - DC DC Switching Regulators
RoHS:
Lifecycle:
Active
EDA/CAD Models:
Request Free CAD Models for MC34063ABN

MC34063ABN Information

Description

The STMicroelectronics MC34063ABN is a monolithic integrated circuit designed for DC-DC converter control circuits. It features a built-in temperature-compensated reference, overload protection, and supports multiple conversion modes (step-up, step-down, inverting) with a wide input voltage range. This IC has high efficiency, making it suitable for battery-powered systems and other applications where power consumption is critical. The MC34063ABN can be used in various applications such as voltage converters, regulators, LED drivers, battery chargers, and power supplies in automotive, industrial, and consumer electronics. It's a highly versatile IC with a frequency of up to 100 kHz, making it suitable for high-frequency applications.

Package

The package type of MC34063ABN is DIP-8 (Dual In-Line Package with 8 pins).

Pinout

The MC34063ABN has a pin count of 8 (DIP-8). The functions of each pin are:

Pin 1: OUT - Output voltage
Pin 2: COMP - Compensation input
Pin 3: FB - Feedback input
Pin 4: VCC - Positive supply voltage
Pin 5: GND - Ground
Pin 6: SHDN - Shutdown input
Pin 7: EN - Enable input
Pin 8: VREF - Reference voltage

This IC is a DC-DC converter control circuit, and these pins allow for the regulation of output voltage, compensation, feedback, and shutdown/enable functions.

Manufacturer

The manufacturer of the MC34063ABN is STMicroelectronics, a leading global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products, including microcontrollers, memory devices, logic ICs, and other specialized components.

Applications

According to the product information, the application areas of MC34063ABN include:

Voltage converters
Voltage regulators
LED drivers
Battery chargers
Power supplies in automotive, industrial, and consumer electronics
DC-DC converter circuits
Boost converters
Buck converters
Inverting regulators

These applications showcase the versatility and wide range of uses for this IC.

Equivalent

The equivalent products of MC34063ABN include:

Texas Instruments LM339
ON Semiconductor NCP1402
Analog Devices ADP8860
Maxim Integrated MAX1771

These ICs are similar in function to the MC34063ABN, offering DC-DC converter control circuitry and features such as temperature-compensated references and overload protection.

Specifications

Category	Integrated Circuits (ICs)Power Management (PMIC)Voltage Regulators - DC DC Switching Regulators	Function	Step-Up, Step-Down
Output Configuration	Positive or Negative	Topology	Buck, Boost
Output Type	Adjustable	Number of Outputs	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
Synchronous Rectifier	No	Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Through Hole	Base Product Number	MC34063
Package/Case	DIP-8

MC34063ABN FAQs

1.Q: What package does the MC34063ABN come in?

A: It is available in a PDIP-8 (Plastic Dual-In-Line) package with dimensions 9.8mm x 7.1mm x 3.3mm.

2.Q: What is the typical quiescent current of the MC34063ABN?

A: The typical quiescent current is 2500µA (2.5mA).

3.Q: Does the MC34063ABN require an external switching transistor?

A: No, it has an internal 1.5A switch, but external components (inductor, diode, capacitors) are needed for complete circuit operation.

4.Q: What is the operating temperature range of the MC34063ABN?

A: It operates from -40°C to +85°C.

5.Q: What is the maximum input voltage for the MC34063ABN?

A: The absolute maximum input voltage is 40V.

6.Q: What are the typical applications of the MC34063ABN?

A: Common applications include:

7.Q: What are the key features of the MC34063ABN?

A: Key features include:

8.Q: What is the pinout configuration of the MC34063ABN?

A: The MC34063ABN in DIP-8 package has the following pinout:

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Ratings and Reviews

Z

Z**y
09/25/2023

9

It came in two weeks. .. Whole... although packed in a simple pup... i want to put on a bezopatnik...
R

R**k
04/03/2021

1

Very good and arrived on time, super recommended, whenever you can will buy it
L

L**m
07/17/2020

19

Corresponds to the description. Shipping month

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$0.285

$142.50

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$0.309

$30.90

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$0.350

$17.50

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$0.488

$0.49

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