ON Semiconductor MC34063AP1G Step-Down/Up DC-DC Converter, 1.25 → 40 V 8-Pin, PDIP

Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

MC34063A Buck Boost Inverting Switching Regulators

The ON Semiconductor MC34063A series of buck boost inverting switching regulators designed for step-down, step-up and voltage-inverting applications.
These are monolithic ICs which contain a wide range of functionality required for DC-DC converters. This functionality includes:
- Internal temperature compensated reference
- Comparator
- Controlled duty cycle oscillator with an active current limit circuit
- Driver
- High current output switch
The MC34063A ICs are suitable for fan controllers and DC-DC power supplies. They offer a wide input voltage of -0.3 to +40 Vdc, which makes the MC34063A suitable for a wider range of applications.

• Temperature range: 0 to +70 °C
• Low standby current
• Input voltage: 3-40 V
• Adjustable current limit
• Adjustable output voltage
• Frequency operation: to 100kHz
• Accuracy: precision 2% reference

Versions Available:
(516-5095) MC34063AP1G - PDIP-8
(125-0038) MC34063AP1G - PDIP-8 - tube of 50
(103-5076) MC34063ADR2G - SOIC-8 - reel of 2500
(689-9948) MC34063ADR2G - SOIC-8
(184-4265) MC34063ADG - SOIC-8 - tube of 98

Specifications
Attribute Value
Minimum Output Voltage 1.25 V
Maximum Output Voltage 40 V
Minimum Input Voltage 3 V
Maximum Input Voltage 40 V
Maximum Output Current 1.5A
Converter Type Step Down, Step Up
Number of Outputs 1
Mounting Type Through Hole
Package Type PDIP
Pin Count 8
Maximum Operating Temperature +70 °C
Minimum Operating Temperature 0 °C
Width 6.6mm
Length 10.16mm
Dimensions 10.16 x 6.6 x 3.44mm
Height 3.44mm
Discontinued product
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