MIKRON JSC • http://www.mikron.ru • March 2003
DATA SHEET
MARCH 2003
NO. 00002 REV. 1-03
REPLACEMENT
of MC34063A
MIK34...
MIKRON JSC http://www.mikron.ru March 2003
DATA SHEET
MARCH 2003
NO. 00002 REV. 1-03
REPLACEMENT
of MC34063A
MIK34063A DC-to-DC CONVERTER CONTROLLER
MIK34063A
DC—TO—DC CONVERTER CONTROLLER
CONTENTS GENERAL DESCRIPTION FEATURES SCHEMATIC DIAGRAM PIN CONNECTIONS ABSOLUTE MAXIMUM RATINGS ELECTRICAL CHARACTERISTICS DESIGN FORMULA TABLE TYPICAL PERFORMANCE CHARACTERISTICS
OUTPUT SWITCH ON-OFF TIME VERSUS OSCILLATOR TIMING CAPACITOR TIMING CAPACITOR WAVEFORM EMITTER FOLLOWER CONFIGURATION OUTPUT SATURATION VOLTAGE VERSUS EMITTER CURRENT COMMON EMITTER CONFIGURATION OUTPUT SWITCH SATURATION VOLTAGE VERSUS COLLECTOR CURRENT CURRENT LIMIT SENSE VOLTAGE VERSUS TEMPERATURE STANDBY SUPPLY CURRENT VERSUS SUPPLY VOLTAGE TYPICAL APPLICATION CIRCUIT
Page 1 1 2 2 2 3 4 5 5 5
5
5
5
5 6
CONTENTS
Page
STEP-UP CONVERTER
6
STEP-DOWN CONVERTER
6
VOLTAGE INVERTING CONVERTER
6
STEP-UP WITH EXTERNAL
NPN SWITCH
7
STEP-UP WITH EXTERNAL
NPN SATURATED SWITCH
7
STEP-DOWN WITH EXTERNAL
NPN SWITCH
7
STEP-DOWN WITH EXTERNAL
PNP SATURATED SWITCH
VOLTAGE INVERTING WITH EXTERNAL
NPN SWITCH
VOLTAGE INVERTING WITH EXTERNAL
PNP SATURATED SWITCH
7 8 8
DUAL OUTPUT VOLTAGE
8
HIGHER OUTPUT POWER, HIGHER INPUT VOLTAGE 8
PHYSICAL DIMENSIONS AND MARKING DIAGRAMS
9
SOP–8
9
DIP–8
9
ORDERING INFORMATION
10
GENERAL DESCRIPTION
FEATURES
The MIK34063A is a monolithic control circuit containing the primary functions required for DC–to–DC converters. This device consist of an internal tempe...