Rochester Electronics, LLCTO-220-4 Full PackRoHS
KA278R33CTU
IC REG LINEAR 3.3V 2A TO220F-4
Category
Subcategory
Pmic Voltage Regulators Linear
Package
TO-220-4 Full Pack
Status
Active
$0.59 / unit (market reference)
MOQ: 507 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | KA278R33CTU |
| Package / Case | TO-220-4 Full Pack |
| Mounting Type | Through Hole |
| Operating Temperature | -20°C ~ 80°C |
| Voltage - Input (Max) | 35V |
| Voltage - Output | 3.3V |
| Current - Output | 2A |
| Supplier Device Package | TO-220F-4 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
KA278R33CTU by Rochester Electronics, LLC is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 35V, output 3.3V. The TO-220-4 Full Pack package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Output Type | Fixed |
| Control Features | Enable |
| Current - Output | 2A |
| Protection Features | Over Current, Over Temperature, Over Voltage, Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 35V |
| Voltage Dropout (Max) | 0.5V @ 2A |
| Current - Quiescent (Iq) | 10 mA |
| Voltage - Output (Min/Fixed) | 3.3V |
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