MC34063ACD View Datasheet(PDF) - STMicroelectronics

Part Name

Description

View to exact match

MC34063ACD

DC-DC CONVERTER CONTROL CIRCUITS

STMicroelectronics 

MC34063A/E

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

VCC Power Supply Voltage

Vir Comparator Input Voltage Range

VSWC Switch Collector Voltage

VSWE Switch Emitter Voltage (VSWC = 40V)

VCE Switch Collector toEmitter Voltage

Vdc Driver Collector Voltage

Idc Driver Collector Current

ISW Switch Current

Ptot Power Dissipation at Tamb = 25 oC (for Plastic Package)

(for SOIC Package)

Top Operating Ambient Temperature Range (for AC and EC SERIES)

(for AB SERIES)

(for EB SERIES)

Tstg Storage Temperature Range

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

Functional operation under these condition is not implied.

Value

50

-0.3 to 40

40

40

40

40

100

1.5

1.25

0.625

0 to 70

- 40 to 85

- 40 to 125

- 40 to 150

Unit

V

V

V

V

V

V

mA

A

W

oC

oC

oC

oC

THERMAL DATA

Symbol

Parameter

Rthj-amb Thermal Resistance Junction-ambient (*)

Max

(*) This value depends from thermal design of PCB on which the device is mounted.

DIP-8

100

SO-8

160

Unit

oC/W

CONNECTION DIAGRAM (top view)

PIN CONNECTIONS

Pin No

1

2

3

4

5

6

7

8

Symbol

SWC

SWE

TC

GND

CII

VCC

Ipk

DRC

Name and Function

Switch Collector

Switch Emitter

Timing Capacitor

Ground

Comparator Inverting Input

Voltage Supply

Ipk Sense

Voltage Driver Collector

ORDERING NUMBERS

Type

DIP-8

MC34063AB (*)

MC34063ABN

MC34063AC (*)

MC34063ACN

MC34063EB

MC34063EBN

MC34063EC

MC34063ECN

(*) The "A" version is not recommended for new designs.

SO-8

MC34063ABD

MC34063ACD

MC34063EBD

MC34063ECD

SO-8 (tape & reel)

MC34063ABD-TR

MC34063ACD-TR

MC34063EBD-TR

MC34063ECD-TR

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