Texas InstrumentsTO-220-3RoHS
LM2990T-12/NOPB
IC REG LINEAR -12V 1.8A TO220-3
Category
Subcategory
Pmic Voltage Regulators Linear
Package
TO-220-3
Status
Active
Datasheet
$3.83 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LM2990T-12/NOPB |
| Package / Case | TO-220-3 |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Input (Max) | -26V |
| Voltage - Output | -12V |
| Current - Output | 1.8A |
| Supplier Device Package | TO-220-3 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LM2990T-12/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 -26V, output -12V. The TO-220-3 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
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All Technical Specifications
| PSRR | 52dB (1kHz) |
| Output Type | Fixed |
| Current - Output | 1.8A |
| Protection Features | Over Temperature, Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Negative |
| Voltage - Input (Max) | -26V |
| Voltage Dropout (Max) | 1V @ 1A |
| Current - Supply (Max) | 5 mA |
| Current - Quiescent (Iq) | 1 mA |
| Voltage - Output (Min/Fixed) | -12V |
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