LP3990QTLX-2.8Q1
IC REG LINEAR 2.8V 150MA 4DSBGA
Pmic Voltage Regulators Linear
4-WFBGA, DSBGA
Automotive, AEC-Q100
Active
$0.42 / unit (market reference)
MOQ: 709 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LP3990QTLX-2.8Q1 |
| Package / Case | 4-WFBGA, DSBGA |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Input (Max) | 6V |
| Voltage - Output | 2.8V |
| Current - Output | 150mA |
| Supplier Device Package | 4-DSBGA (1x1) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LP3990QTLX-2.8Q1 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 6V, output 2.8V. The 4-WFBGA, DSBGA 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 →LP5904TMX-2.85/NOPB
IC REG LINEAR 2.85V 200MA 4DSBGA
LP5904TMX-3.1/NOPB
IC REG LINEAR 3.1V 200MA 4DSBGA
LP3990QTLX-1.8Q1
IC REG LINEAR 1.8V 150MA 4DSBGA
LP3990QTLX-1.2Q1
IC REG LINEAR 1.2V 150MA 4DSBGA
LP5990TM-3.0/NOPB
IC REG LINEAR 3V 200MA 4DSBGA
LP5904TMX-1.2/NOPB
IC REG LINEAR 1.2V 200MA 4DSBGA
All Technical Specifications
| PSRR | 55dB ~ 35dB (1kHz ~ 10kHz) |
| Output Type | Fixed |
| Control Features | Enable |
| Current - Output | 150mA |
| Protection Features | Over Temperature, Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 6V |
| Voltage Dropout (Max) | 0.2V @ 150mA |
| Current - Supply (Max) | 120 µA |
| Current - Quiescent (Iq) | 80 µA |
| Voltage - Output (Min/Fixed) | 2.8V |
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