LP2954ISX/NOPB
IC REG LIN 5V 250MA DDPAK/TO263
Pmic Voltage Regulators Linear
TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
Active
$6.15 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LP2954ISX/NOPB |
| Package / Case | TO-263-4, D²Pak (3 Leads + Tab), TO-263AA |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Input (Max) | 30V |
| Voltage - Output | 5V |
| Current - Output | 250mA |
| Supplier Device Package | DDPAK/TO-263-3 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LP2954ISX/NOPB by Texas Instruments is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 30V, output 5V. The TO-263-4, D²Pak (3 Leads + Tab), TO-263AA 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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Alternatives & Replacements
View All →NCP1086D2T-33R4G
IC REG LINEAR 3.3V 1.5A D2PAK-3
FAN1086M25X
IC REG LINEAR 2.5V 1.5A TO263-3
NCP1086D2T-33R4
IC REG LINEAR 3.3V 1.5A D2PAK-3
NCP1086D2T-ADJR4
IC REG LIN POS ADJ 1.5A D2PAK-3
FAN1086M5X
IC REG LINEAR 5V 1.5A TO263-3
FAN1086M33X
IC REG LINEAR 3.3V 1.5A TO263-3
All Technical Specifications
| Output Type | Fixed |
| Control Features | Enable |
| Current - Output | 250mA |
| Protection Features | Over Current, Over Temperature, Reverse Polarity |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 30V |
| Voltage Dropout (Max) | 0.8V @ 250mA |
| Current - Supply (Max) | 33 mA |
| Current - Quiescent (Iq) | 150 µA |
| Voltage - Output (Min/Fixed) | 5V |
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