MC34063AMG
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onsemi MC34063AMG

Manufacturer No:
MC34063AMG
Manufacturer:
onsemi
Package:
Tube
Description:
IC REG BUCK BST ADJ 1.5A 8SOEIAJ
Delivery:
Payment:
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Product Introduction

Overview

The MC34063AMG is a monolithic control circuit designed for DC-DC voltage conversion, produced by Onsemi. This device is part of the MC34063A series, which includes the primary functions required for DC-DC converters. It is suitable for a variety of applications, including step-down, step-up, and voltage-inverting configurations.

Key Specifications

Parameter Min Typ Max Unit
VCC Supply Voltage 3 40 V
Output Switch Current 1.5 A
Oscillator Frequency 24 33 42 kHz
Reference Accuracy 2%
Operating Temperature Range 0 70 °C
Package Type SOIC-8, DIP-8, DFN

Key Features

  • Wide input voltage range: 3 V to 40 V
  • High output switch current: up to 1.5 A
  • Adjustable output voltage with 2% reference accuracy
  • Oscillator frequency up to 100 kHz
  • Active current limiting and short-circuit protection
  • Low standby current
  • Internal temperature compensated reference and comparator
  • Duty cycle controlled oscillator and high-current output switch

Applications

  • DC-DC power supplies
  • Step-down, step-up, and voltage-inverting converters
  • Fan controllers
  • Cigarette lighter adapters (CLA)
  • General power management in electronic devices

Q & A

  1. What is the input voltage range of the MC34063AMG?

    The input voltage range is from 3 V to 40 V.

  2. What is the maximum output switch current of the MC34063AMG?

    The maximum output switch current is up to 1.5 A.

  3. What is the oscillator frequency range of the MC34063AMG?

    The oscillator frequency range is up to 100 kHz.

  4. Does the MC34063AMG have built-in current limiting?

    Yes, it has active current limiting and short-circuit protection.

  5. What are the typical applications of the MC34063AMG?

    Typical applications include DC-DC power supplies, step-down, step-up, and voltage-inverting converters, fan controllers, and cigarette lighter adapters.

  6. What is the operating temperature range of the MC34063AMG?

    The operating temperature range is from 0°C to 70°C.

  7. What package types are available for the MC34063AMG?

    The device is available in SOIC-8, DIP-8, and DFN packages.

  8. Does the MC34063AMG have ESD protection?

    Yes, it includes ESD protection exceeding Human Body Model 4000 V and Machine Model 400 V tests.

  9. How is the output voltage adjusted in the MC34063AMG?

    The output voltage is adjustable through two external resistors with a 2% reference accuracy.

  10. What is the thermal resistance of the MC34063AMG in SOIC package?

    The thermal resistance (RθJA) in SOIC package is 160 °C/W at TA = 25°C.

Product Attributes

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):40V (Switch)
Current - Output:1.5A (Switch)
Frequency - Switching:100kHz
Synchronous Rectifier:No
Operating Temperature:0°C ~ 70°C (TA)
Mounting Type:Surface Mount
Package / Case:8-SOIC (0.209", 5.30mm Width)
Supplier Device Package:8-MFP
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Similar Products

Part Number MC34063AMG MC34063ADG
Manufacturer onsemi onsemi
Product Status Obsolete Active
Function Step-Up, Step-Down Step-Up, Step-Down
Output Configuration Positive or Negative Positive or Negative
Topology Buck, Boost Buck, Boost
Output Type Adjustable Adjustable
Number of Outputs 1 1
Voltage - Input (Min) 3V 3V
Voltage - Input (Max) 40V 40V
Voltage - Output (Min/Fixed) 1.25V 1.25V
Voltage - Output (Max) 40V (Switch) 40V (Switch)
Current - Output 1.5A (Switch) 1.5A (Switch)
Frequency - Switching 100kHz 100kHz
Synchronous Rectifier No No
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 8-SOIC (0.209", 5.30mm Width) 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-MFP 8-SOIC

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