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MC34063A Datasheet(PDF) 2 Page - STMicroelectronics

Part No. MC34063A
Description  DC-DC CONVERTER CONTROL CIRCUITS
Download  15 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

MC34063A Datasheet(HTML) 2 Page - STMicroelectronics

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ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VCC
Power Supply Voltage
50
V
Vir
Comparator Input Voltage Range
-0.3 t o 40
V
VSWC
Switch Collector Voltage
40
V
VSWE
Switch Emitter Voltage (VSWC = 40V)
40
V
VCE
Switch Emitter to Collector 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
oC (for Plastic Package)
(for SOIC Package)
1.25
0.625
W
Top
Operating Ambient Temperature Range (for AC SERIES)
(for AB SERIES)
0to 70
-40 to 85
o C
o C
Tstg
Storage Temperature Range
- 40 to 150
o C
Absolute Maximum Rating are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied.
THERMAL DATA
Symbol
Parameter
DIP-8
SO-8
Unit
Rthj-amb Thermal Resistance Junction-ambient (*)
Max
100
160
oC/W
(*) This value depends from thermal design of PCB on which the device is mounted.
ORDERING NUMBERS
Type
DIP-8
SO-8
SO-8 (tape & reel)
MC34063AB
MC34063ABN
MC34063ABD
MC34063ABD-TR
MC34063AC
MC34063ACN
MC34063ACD
MC34063ACD-TR
CONNECTION DIAGRAM (top view)
PIN CONNECTIONS
Pin No
Symbol
Name and Function
1
SWC
Switch Collector
2
SW E
Switch Emitter
3
T C
Timing Capacitor
4
GND
Ground
5
CII
Comparator Inverting Input
6VCC
Voltage Supply
7Ipk
Ipk Sense
8
DRC
Voltage Driver Collector
MC34063A
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