STMicroelectronics4-XDFN Exposed PadRoHS
LD56050DPU105R
IC REG LINEAR 1.05V 500MA 4DFN
Category
Subcategory
Pmic Voltage Regulators Linear
Package
4-XDFN Exposed Pad
Status
Active
$0.61 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | LD56050DPU105R |
| Package / Case | 4-XDFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TJ) |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 1.05V |
| Current - Output | 500mA |
| Supplier Device Package | 4-DFN (1.2x1.2) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LD56050DPU105R by STMicroelectronics is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 5.5V, output 1.05V. The 4-XDFN Exposed Pad 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
| PSRR | 75dB (1kHz) |
| Output Type | Fixed |
| Control Features | Enable |
| Current - Output | 500mA |
| Protection Features | Over Temperature. Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 5.5V |
| Voltage Dropout (Max) | 0.25V @ 500mA |
| Current - Quiescent (Iq) | 40 µA |
| Voltage - Output (Min/Fixed) | 1.05V |
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