PT5544C
DC DC CONVERTER 8V 1.75A
Dc Dc Converters
3-SMD Module
Excalibur™ PT5540 (12W)
Obsolete
$10.23 / unit (market reference)
MOQ: 30 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | PT5544C |
| Package / Case | 3-SMD Module |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 7V |
| Number of Outputs | 1 |
| Efficiency | 86% |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
PT5544C 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 7V, output adjustable. The 3-SMD Module 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.
📖 Technical Guides for PT5544C
Alternatives & Replacements
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R-78T5.0-1.0/AC-R
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All Technical Specifications
| Type | Non-Isolated PoL Module |
| Features | UVLO |
| Efficiency | 86% |
| Applications | ITE (Commercial) |
| Number of Outputs | 1 |
| Voltage - Output 1 | 8V |
| Voltage - Input (Max) | 7V |
| Voltage - Input (Min) | 4.5V |
| Current - Output (Max) | 1.75A |
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