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LP3964EMP-ADJ
00mA 1.216V~5.1V positive electrode linear voltage regulators
LP3964EMP-ADJ
00mA 1.216V~5.1V positive electrode linear voltage regulators
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製造商零件號 # : LP3964EMP-ADJ
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包裝/封裝: SOT223-5
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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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LP3964EMP-ADJ 數據表
價格 (USD)
| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $3.385 | $3.38 |
| 200 | $1.310 | $262.00 |
| 500 | $1.264 | $632.00 |
| 1000 | $1.242 | $1,242.00 |
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
Whether used in low-voltage microprocessor applications or other sensitive electronic systems, the LP396x series of linear regulators delivers fast response to load changes, low quiescent current operation, and ultra-low dropout conditions, making them a versatile and dependable choice for voltage regulation. With their advanced features and high-performance specifications, these regulators provide a reliable solution for various power management needs
主要特徵
- Rapid output response
- Compact 5-pin TO-220 package
- Wide input voltage range
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) | 0.8 |
| Vin (max) (V) | 7 | Vin (min) (V) | 2.5 |
| Vout (max) (V) | 5 | Vout (min) (V) | 1.215 |
| Fixed output options (V) | 1.8, 2.5, 3.3 | Noise (µVrms) | 150 |
| Iq (typ) (mA) | 3 | Thermal resistance θJA (°C/W) | 32 |
| Rating | Catalog | Load capacitance (min) (µF) | 33 |
| Regulated outputs (#) | 1 | Features | Enable, Power good |
| Accuracy (%) | 3 | PSRR at 100 KHz (dB) | 32 |
| Dropout voltage (Vdo) (typ) (mV) | 240 | 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 LP3964EMP-ADJ?
The LP3964EMP-ADJ is an adjustable, high-current, low dropout voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and precise output voltage for various electronic systems, including industrial equipment, automotive applications, and telecommunications devices.
How Does LP3964EMP-ADJ Work?
The LP3964EMP-ADJ regulates the output voltage by comparing the reference voltage with a feedback voltage generated from the output. It adjusts the pass element to maintain the desired output voltage regardless of variations in input voltage and load conditions. The low dropout voltage feature enables efficient regulation even when the input voltage is close to the output voltage.
How Many Pins does LP3964EMP-ADJ have and What are the Functions of the Pinout Configuration?
The LP3964EMP-ADJ is available in a 20-lead HTSSOP (PowerPAD™) package. The pinout configuration includes:
- VIN: Input voltage pin.
- VOUT: Output voltage pin.
- ADJ: Adjustable voltage pin.
- GND: Ground pin.
- ByPass or Compensation Pin: Capacitor connection pin for stability.
- Enable: Enable pin for On/Off control.
What are the Pros and Cons of LP3964EMP-ADJ?
Pros:
- High-Current Capability: Able to deliver high currents for power-hungry applications.
- Low Dropout Voltage: Maintains regulation with minimal voltage headroom, increasing efficiency.
- Adjustable Output: Provides flexibility in setting the output voltage to meet specific requirements.
- Thermal Protection: Includes built-in thermal shutdown protection for circuit safety.
- Compact Package: The HTSSOP package offers a compact footprint for space-constrained designs.
Cons:
- Heat Dissipation: May require heat sinking or thermal management in high-power applications.
- External Components: Certain applications may necessitate additional external components for optimized performance.
- Complexity: Requires careful consideration of stability and bypassing for reliable operation.
Are There Any Equivalents/Alternatives to LP3964EMP-ADJ for Recommendation?
- The LM2940 from Texas Instruments is a similar adjustable low dropout regulator.
- Alternatives to the LP3964EMP-ADJ include the LT1086 from Analog Devices and the MIC29302 from Microchip Technology.
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