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LP2951ACM
Versatile and reliable solution for various electronic devices
LP2951ACM
Versatile and reliable solution for various electronic devices
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製造商零件號 # : LP2951ACM
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包裝/封裝: SOIC (D)-8
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製造商: Texas Instruments
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產品分類 : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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LP2951ACM 數據表
價格 (USD)
| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $8.110 | $8.11 |
| 200 | $3.139 | $627.80 |
| 500 | $3.030 | $1,515.00 |
| 1000 | $2.974 | $2,974.00 |
這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。
詳細說明
Designed to operate over an input voltage range of 5.1V to 30V, the LP2951ACM offers flexibility and convenience for various power supply requirements. Its built-in thermal shutdown and current limiting protection mechanisms provide added safety during operation, giving users peace of mind in case of potential faults. Additionally, the regulator's low quiescent current of 75μA helps to conserve energy and extend battery life, making it an excellent choice for portable devices and other power-sensitive applications
主要特徵
- Fault-Tolerant and Redundant Operation
- Extremely Low Quiescent Current
- Low Noise and Distortion Operation
- Suitable for High-Frequency Applications
應用
- Efficient voltage regulator
- Compact and versatile
- Perfect for portable devices
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Output options | Adjustable Output, Fixed Output | Iout (max) (A) | 0.1 |
| Vin (max) (V) | 30 | Vin (min) (V) | 2.3 |
| Vout (max) (V) | 29 | Vout (min) (V) | 1.24 |
| Fixed output options (V) | 3, 3.3, 5 | Noise (µVrms) | 160 |
| Iq (typ) (mA) | 0.075 | Thermal resistance θJA (°C/W) | 43, 56, 118, 171 |
| Rating | Catalog | Load capacitance (min) (µF) | 1 |
| Regulated outputs (#) | 1 | Features | Enable, Power good |
| Accuracy (%) | 2.5 | PSRR at 100 KHz (dB) | 51 |
| Dropout voltage (Vdo) (typ) (mV) | 380 | Operating temperature range (°C) | -40 to 125 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is LP2951ACM?
The LP2951ACM is a low dropout voltage regulator designed by Texas Instruments. It is commonly used in applications requiring a stable and regulated output voltage, such as power supplies for electronic circuits, battery-powered devices, and sensor modules.
How Does LP2951ACM Work?
The LP2951ACM operates by accepting an input voltage, regulating it to a stable output voltage, and providing protection features such as overcurrent and thermal shutdown. It is designed to maintain a constant output voltage even when the input voltage fluctuates, ensuring reliable power supply to connected components at all times.
How Many Pins does LP2951ACM have and What are the Functions of the Pinout Configuration?
The LP2951ACM is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- IN: Input voltage pin.
- GND: Ground pin.
- FB: Feedback pin for setting the output voltage.
- ENABLE: Enable pin for turning the regulator on or off.
- VOUT: Regulated output voltage pin.
What are the Pros and Cons of LP2951ACM?
Pros:
- Low Dropout Voltage: Works efficiently even with small voltage differentials between input and output.
- Stability: Provides a stable output voltage despite input voltage variations.
- Overcurrent Protection: Includes protection features to prevent damage in case of excessive current.
- Small Package: The 8-pin SOIC package offers space-saving benefits for compact designs.
- Low Quiescent Current: Maintains low power consumption in standby mode.
Cons:
- Heat Dissipation: May require heat sinking or thermal considerations for high-power applications.
- External Components: Additional components like capacitors may be needed for optimal performance.
- Output Voltage Limitation: The maximum and minimum output voltage ranges may not meet all application requirements.
Are There Any Equivalents/Alternatives to LP2951ACM for Recommendation?
- The LM2937 from Texas Instruments is a similar low dropout voltage regulator with comparable features.
- Alternatives to the LP2951ACM include the MIC29302 from Micrel and the LT1763 from Linear Technology.
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