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LP2951CSD/NOPB
+StücklisteIC REG LIN POS ADJ 100MA 8-WSON
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HerstellerTexas Instruments
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Herstellerteil #LP2951CSD/NOPB
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Auf Lager2414
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Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable (Fixed) |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Min / Fixed) | 1.235V (5V) |
| Voltage - Output (Max) | 29V |
| Voltage Dropout (Max) | 0.6V @ 100mA |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 120 µA |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 8-WDFN Exposed Pad |
| Supplier Device Package | 8-WSON (4x4) |
| Base Product Number | LP2951 |
| Current - Supply (Max) | 14 mA |
Übersicht
Description
The LP2951CSD/NOPB is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage with minimal input-output voltage difference. It offers a maximum output current of 1A and features an adjustable output voltage range from 1.24V to 29V. This regulator operates with a low dropout voltage, typically around 300mV at full load, making it suitable for battery-powered applications where efficiency is critical.
Key features include thermal shutdown protection, current limiting, and improved transient response. The LP2951 is available in various package options, including the surface-mount SOIC-8 (CSD) package, enhancing its versatility for integration into compact designs. The NOPB designation indicates it is free from lead (Pb), making it an environmentally friendly choice.
Common applications include powering microcontrollers, RF devices, and other low-voltage digital circuits. Overall, the LP2951CSD/NOPB is a reliable solution for achieving regulated power in demanding environments.
Key features include thermal shutdown protection, current limiting, and improved transient response. The LP2951 is available in various package options, including the surface-mount SOIC-8 (CSD) package, enhancing its versatility for integration into compact designs. The NOPB designation indicates it is free from lead (Pb), making it an environmentally friendly choice.
Common applications include powering microcontrollers, RF devices, and other low-voltage digital circuits. Overall, the LP2951CSD/NOPB is a reliable solution for achieving regulated power in demanding environments.
Equivalent
The LP2951CSD/NOPB is a low-dropout voltage regulator (LDO). Equivalent products include:
1. LM1117 - A popular LDO with similar output voltage options.
2. MIC2940 - Offers a low dropout and high current capability.
3. LT1085 - A low-dropout regulator with adjustable output.
4. LM1084 - Provides higher current output with low dropout.
Always check specific datasheets for pin compatibility and performance metrics.
1. LM1117 - A popular LDO with similar output voltage options.
2. MIC2940 - Offers a low dropout and high current capability.
3. LT1085 - A low-dropout regulator with adjustable output.
4. LM1084 - Provides higher current output with low dropout.
Always check specific datasheets for pin compatibility and performance metrics.
Features
The LP2951CSD/NOPB is a low-dropout (LDO) voltage regulator designed for applications requiring a stable output voltage with minimal input-output voltage difference. Key features include:
1. Low Dropout Voltage: Typically 30 mV at light loads, allowing for efficient operation with minimal headroom.
2. Output Voltage: Available in fixed output voltages (e.g., 3.3V, 5V) or adjustable versions.
3. Output Current: Capable of supplying up to 1 A of load current.
4. Low Quiescent Current: Approximately 65 µA, making it suitable for battery-operated devices.
5. Protection Features: Includes thermal shutdown and current limiting to prevent damage under fault conditions.
6. Wide Operating Temperature Range: Supports operation from -40°C to +125°C.
7. Noise Performance: Low output noise, ideal for sensitive analog applications.
8. Compact Package: Available in a surface-mount SO-8 package, ensuring space efficiency in PCB designs.
These features make the LP2951CSD/NOPB a robust choice for various electronic applications, including portable devices and microcontroller power supplies.
1. Low Dropout Voltage: Typically 30 mV at light loads, allowing for efficient operation with minimal headroom.
2. Output Voltage: Available in fixed output voltages (e.g., 3.3V, 5V) or adjustable versions.
3. Output Current: Capable of supplying up to 1 A of load current.
4. Low Quiescent Current: Approximately 65 µA, making it suitable for battery-operated devices.
5. Protection Features: Includes thermal shutdown and current limiting to prevent damage under fault conditions.
6. Wide Operating Temperature Range: Supports operation from -40°C to +125°C.
7. Noise Performance: Low output noise, ideal for sensitive analog applications.
8. Compact Package: Available in a surface-mount SO-8 package, ensuring space efficiency in PCB designs.
These features make the LP2951CSD/NOPB a robust choice for various electronic applications, including portable devices and microcontroller power supplies.
Pinout
The LP2951CSD/NOPB is a low-dropout voltage regulator (LDO) with 5 pins.
Pin Functions:
1. Input (Vin) - This pin connects to the input voltage source.
2. Ground (GND) - This pin is connected to the ground reference.
3. Output (Vout) - This pin provides the regulated output voltage.
4. Adjust (Vadj) - This pin is used for setting the output voltage when configured for adjustable operation (if applicable).
5. Shutdown (SHDN) - This pin is for enabling or disabling the output; when connected to ground, the regulator is in shutdown mode.
The LP2951 is typically used for providing a stable voltage output in various electronic applications, particularly in battery-powered devices due to its low dropout voltage and low quiescent current.
Pin Functions:
1. Input (Vin) - This pin connects to the input voltage source.
2. Ground (GND) - This pin is connected to the ground reference.
3. Output (Vout) - This pin provides the regulated output voltage.
4. Adjust (Vadj) - This pin is used for setting the output voltage when configured for adjustable operation (if applicable).
5. Shutdown (SHDN) - This pin is for enabling or disabling the output; when connected to ground, the regulator is in shutdown mode.
The LP2951 is typically used for providing a stable voltage output in various electronic applications, particularly in battery-powered devices due to its low dropout voltage and low quiescent current.
Manufacturer
The LP2951CSD/NOPB is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company that specializes in developing analog, embedded processing, and digital signal processing (DSP) technologies. Founded in 1930, TI is well-known for its innovation in the electronics industry, providing a wide range of products including integrated circuits (ICs), microcontrollers, and sensors. The company's solutions cater to various sectors such as automotive, industrial, communications, and consumer electronics. TI is also recognized for its commitment to sustainability and education in technology. The LP2951CSD/NOPB specifically is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage for various electronic applications, reflecting TI's focus on high-performance analog products.
Application
The LP2951CSD/NOPB is a low-dropout (LDO) voltage regulator primarily used in applications requiring stable voltage regulation with low noise. Key application areas include:
1. Battery-Powered Devices: It efficiently regulates voltage to extend battery life.
2. Portable Electronics: Common in smartphones, tablets, and wearables for reliable power management.
3. Microcontrollers and DSPs: Provides clean power for sensitive components.
4. Consumer Electronics: Used in audio and video equipment for improved performance.
5. Automotive Applications: Powers sensors and control systems in vehicles.
Its features make it suitable for applications demanding low dropout voltage and good transient response.
1. Battery-Powered Devices: It efficiently regulates voltage to extend battery life.
2. Portable Electronics: Common in smartphones, tablets, and wearables for reliable power management.
3. Microcontrollers and DSPs: Provides clean power for sensitive components.
4. Consumer Electronics: Used in audio and video equipment for improved performance.
5. Automotive Applications: Powers sensors and control systems in vehicles.
Its features make it suitable for applications demanding low dropout voltage and good transient response.
Package
The LP2951CSD/NOPB is packaged in a Surface Mount Device (SMD) type called SOIC-8 (Small Outline Integrated Circuit), which features eight pins. This packaging allows for efficient space utilization and facilitates automated assembly.
