LP3990MFX-1.2Manufacturer: NSC 150mA Linear Voltage Regulator for Digital Applications | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| LP3990MFX-1.2,LP3990MFX12 | NSC | 580 | In Stock |
Description and Introduction
150mA Linear Voltage Regulator for Digital Applications The part **LP3990MFX-1.2** is manufactured by **NSC (National Semiconductor Corporation)**. Below are its specifications, descriptions, and features:  
### **Specifications:**   ### **Descriptions:**   ### **Features:**   This information is based on NSC's official documentation for the **LP3990MFX-1.2**. |
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Application Scenarios & Design Considerations
150mA Linear Voltage Regulator for Digital Applications# Technical Documentation: LP3990MFX12 Ultra-Low Noise, High PSRR LDO Voltage Regulator
 Manufacturer : NSC (National Semiconductor)   --- ## 1. Application Scenarios ### 1.1 Typical Use Cases -  Noise-Sensitive Analog Circuits : Providing clean, stable 1.2V DC power to precision amplifiers, data converters (ADCs/DACs), voltage references, and sensor interfaces where output noise below 30µV RMS is critical. ### 1.2 Industry Applications ### 1.3 Practical Advantages and Limitations  Limitations:  --- ## 2. Design Considerations ### 2.1 Common Design Pitfalls and Solutions |
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| Partnumber | Manufacturer | Quantity | Availability |
| LP3990MFX-1.2,LP3990MFX12 | NS | 16500 | In Stock |
Description and Introduction
150mA Linear Voltage Regulator for Digital Applications The part **LP3990MFX-1.2** is manufactured by **NS (National Semiconductor)**.  
### **Specifications:**   ### **Descriptions and Features:**   This part is commonly used in **portable electronics, embedded systems, and power management applications**. |
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Application Scenarios & Design Considerations
150mA Linear Voltage Regulator for Digital Applications# Technical Documentation: LP3990MFX12 Ultra-Low Noise, High PSRR LDO Voltage Regulator
 Manufacturer : National Semiconductor (NS) / Texas Instruments ## 1. Application Scenarios ### Typical Use Cases *    RF and Wireless Communication Systems:  Powering voltage-controlled oscillators (VCOs), phase-locked loops (PLLs), low-noise amplifiers (LNAs), and mixers in cellular base stations, satellite receivers, and wireless transceivers. The ultra-low output noise (typically 30µVrms, 10Hz to 100kHz) prevents phase noise degradation. ### Industry Applications ### Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### Common Design Pitfalls and Solutions |
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