Product Summary

The MC34063 is a switching regulator. It is a monolithic control circuit delivering the main functions for DC-DC voltage converting. The MC34063 contains an internal temperature compensated reference, comparator, duty cycle controlled oscillator with an active current limit circuit, driver and high current output switch.

Parametrics

MC34063 absolute maximum ratings: (1)VCC Power Supply Voltage: 50 V; (2)Vir Comparator Input Voltage RangeL: -0.3 to 40 V; (3)VSWC Switch Collector Voltage: 40 V; (4)VSWE Switch Emitter Voltage (VSWC = 40V): 40 V; (5)VCE Switch Collector toEmitter Voltage: 40 V; (6)Vdc Driver Collector Voltage: 40 V; (7)Idc Driver Collector Current: 100 mA; (8)ISW Switch Current: 1.5 A; (9)Tstg Storage Temperature Range: - 40 to 150 ℃; (10)Top Operating Ambient Temperature Range: 0 to 70℃.

Features

MC34063 features: (1)output switch current iexcess of 1.5A; (2)2% reference accuracy; (3)Low quiescent current: 2.5mA (TYP.); (4)Operating from 3V TO 40V; (5)Frequency operatioto 100KHz; (6)Active current limiting.

Diagrams

MC34063 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MC34063SMDBKEVB
MC34063SMDBKEVB

ON Semiconductor

Power Management IC Development Tools MC34063A EVAL BRD

Data Sheet

0-1: $38.96
MC34063SMDINVEVB
MC34063SMDINVEVB

ON Semiconductor

Power Management IC Development Tools MC34063A EVAL BRD

Data Sheet

0-1: $38.96
MC34063E
MC34063E

Other


Data Sheet

Negotiable 
MC34063C
MC34063C

Other


Data Sheet

Negotiable 
MC34063ECD
MC34063ECD


IC REG BUCK BOOST INV ADJ 8SOIC

Data Sheet

Negotiable 
MC34063EBD
MC34063EBD


IC REG BUCK BOOST INV ADJ 8SOIC

Data Sheet

Negotiable 
MC34063BD
MC34063BD

ON Semiconductor

Switching Converters, Regulators & Controllers 40V 1.5A

Data Sheet

Negotiable 
MC34063BDR2
MC34063BDR2

ON Semiconductor

Switching Converters, Regulators & Controllers 40V 1.5A

Data Sheet

Negotiable