LM2940LD-12
IC REG LINEAR 12V 1A 8WSON
Pmic Voltage Regulators Linear
8-WDFN Exposed Pad
Not For New Designs
$1.53 / unit (market reference)
MOQ: 197 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LM2940LD-12 |
| Package / Case | 8-WDFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Input (Max) | 26V |
| Voltage - Output | 12V |
| Current - Output | 1A |
| Supplier Device Package | 8-WSON (4x4) |
| RoHS | RoHS |
| Part Status | Not For New Designs |
Application & Notes
LM2940LD-12 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 8-WDFN 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.
📖 Technical Guides for LM2940LD-12
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →MAX1935ETA-T
IC REG LIN POS ADJ 500MA 8TDFN
TLV1117-18CDRJR
IC REG LINEAR 1.8V 800MA 8SON
MAX8559ETAM1+T
IC REG LINEAR 2.7V/1.85V 8TDFN
MAX8559ETA11+T
IC REG LINEAR 1.85V/1.85V 8TDFN
MAX8559ETAAK+T
IC REG LINEAR 3.3V/2.8V 8TDFN
MAX8559ETAJG+T
IC REG LINEAR 2.85V/3V 8TDFN
All Technical Specifications
| PSRR | 66dB (120Hz) |
| Output Type | Fixed |
| Current - Output | 1A |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 26V |
| Voltage Dropout (Max) | 1V @ 1A |
| Current - Supply (Max) | 15 mA |
| Current - Quiescent (Iq) | 10 mA |
| Voltage - Output (Min/Fixed) | 12V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.