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MC34063 DC-DC Converter
MC34063
Texas Instrumentspower regulator
The MC34063 DC-DC converter is a switching regulator that can operate with an input voltage range of 3V to 40V and provide up to 1.5A output current, suitable for boost, buck, or inverting topologies.
In stock
Specifications
8- Operating Voltage
- 3V to 40V
- Supply Current
- 4mA
- Interface
- GPIO, PWM
- Resolution
- 2%
- Range
- Up to 100kHz kHz
- Accuracy
- 2%
- Temperature Range
- -40°C to 85°C (MC33063A); 0°C to 70°C (MC34063A)
- Package
- SOIC, SON, PDIP
Pinout
8| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | Switch Collector | GPIO | High-current internal switch collector input. |
| 2 | Switch Emitter | GPIO | High-current internal switch emitter output. |
| 3 | Timing Capacitor | — | Attach a timing capacitor to change the switching frequency. |
| 4 | GND | GND | Ground |
| 5 | Comparator Inverting Input | GPIO | Attach to a resistor divider network to create a feedback loop. |
| 6 | VCC | POWER | Logic supply voltage. Tie to VIN. |
| 7 | IPK | GPIO | Current-limit sense input. |
| 8 | Driver Collector | GPIO | Darlington pair driving transistor collector input. |
Interactive pinout
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MC34063
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