STMicroelectronicsTO-263-3, D²Pak (2 Leads + Tab), TO-263ABRoHS
L4940D2T10-TR
IC REG LINEAR 10V 1.5A D2PAK
Category
Subcategory
Pmic Voltage Regulators Linear
Package
TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Status
Obsolete
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | L4940D2T10-TR |
| Package / Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 150°C |
| Voltage - Input (Max) | 17V |
| Voltage - Output | 10V |
| Current - Output | 1.5A |
| Supplier Device Package | D2PAK |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
L4940D2T10-TR 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 17V, output 10V. The TO-263-3, D²Pak (2 Leads + Tab), TO-263AB 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 | 62dB (120Hz) |
| Output Type | Fixed |
| Current - Output | 1.5A |
| Protection Features | Over Temperature, Reverse Polarity, Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 17V |
| Voltage Dropout (Max) | 0.9V @ 1.5A |
| Current - Supply (Max) | 50 mA |
| Current - Quiescent (Iq) | 8 mA |
| Voltage - Output (Min/Fixed) | 10V |
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