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MC34063ADR Integrated Circuit Chip New & Original DC-DC Converter Control Circuits

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MC34063ADR Integrated Circuit Chip New & Original DC-DC Converter Control Circuits

Model Number MC34063A
Certification new & original
Place of Origin original factory
Minimum Order Quantity 10pcs
Price Negotiate
Payment Terms T/T, Western Union, Paypal
Supply Ability 5600pcs
Delivery Time 1 day
Packaging Details Please contact me for details
Description Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 8-SOIC (0.154", 3.90mm W
Power Supply Voltage 50 V
Comparator input Voltage -0.3 to 40 V
Switch Collector Voltage 40 V
Switch Emitter Voltage 40 V
Driver Collector Current 100 mA
Switch Current 1.5 A
Operating Ambient Temperature 0 to 70 ℃
Storage Temperature -40 to 150 ℃
Detailed Product Description

 

DC-DC Converter Control Circuits  MC34063A

 

● OUTPUT SWITCH CURRENT IN EXCESS OF 1.5A

● 2% REFERENCE ACCURACY

● LOW QUIESCENT CURRENT:2.5mA(TYP.)

● OPERATING FROM 3V TO 40V

● REQUENCY OPERATION TO 100KHz

● ACTIVE CURRENT LIMITING

 

DESCRIPTION

The MC34063A series is a monolithic control circuit delivering the main functions for DC-DC voltage converting.

The device contains an intermal temperature compensated reference, comparator, duty cycle controlled oscillator with an active current limit circuit driver and high current output switch. Output voltage is adjustable through two external resistors with a 2% reference accuracy.

Employing a minimum number of external components the MC34063A devices series is designed for Step-Down, Step-Up and Voltage-lnverting applications.

 

ABSOLUTE MAXIMUM RATINGS

   SYMBOL                               PARAMETER      VALUE  UNIT
    Vcc  Power Supply Voltage        50   V
    Vir  Comparator input Voltage Range  -0.3 to 40   V
    VSWC  Switch Collector Voltage        40   V
    VSWE  Switch Emitter Voltage (VSWC=40V)        40   V 
    VCE  Switch Collector to Emitter Voltage        40   V
    Vdc  Driver Collector Voltage        40   V
    Idc  Driver Collector Current       100   mA
    Isw  Switch Current        1.5   A
   Ptot

  Power Dissipation at Tamb=25℃(for Plastic Package )

                                                     (for SOIC Package )

       1.25

       0.625

   W
   Top  Operating Ambient Temperature Range    0 to 70   ℃
   Tstg  Storage Temperature Range   -40 to 150   ℃

Absolute Maximum Rating are those values beyond which damage to the device may occur.

Functional operation under these condition is not implied.

 

ORDERING INFORMATION

  Device   Package
  MC34063AD   8 SOP
  MC34063AN   8 DIP

 

 

8 SOP/ 8 DIP PIN Configulation

 

 

BLOCK DIAGRAM

 

 

 

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