LM3674MF-ADJ
Conv DC-DC 2.7V to 5.5V Synchronous Step Down Single-Out 1V to 3.3V 0.6A 5-Pin SOT-23 T/RLM3674MF-ADJ
Conv DC-DC 2.7V to 5.5V Synchronous Step Down Single-Out 1V to 3.3V 0.6A 5-Pin SOT-23 T/R
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製造商零件號 # : LM3674MF-ADJ
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包裝/封裝: SOT23-5
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零件狀態 : NRND
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製造商: Texas Instruments
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產品分類 : Voltage Regulators - DC DC Switching Regulators
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LM3674MF-ADJ 數據表
價格 (USD)
數量 | 單價 | 總價 |
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1 | $2.092 | $2.09 |
200 | $0.810 | $162.00 |
500 | $0.782 | $391.00 |
1000 | $0.768 | $768.00 |
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
This device comes in a small 6-pin SOT-23 package, making it ideal for applications where space is limited. It also includes built-in protection features such as thermal shutdown and current limit to ensure safe operation of the system, adding to its reliability and ease of use
主要特徵
- Portable
- Stylish
- Multipurpose
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。
Vin (min) (V) | 2.7 | Vin (max) (V) | 5.5 |
Vout (min) (V) | 1.1 | Vout (max) (V) | 3.3 |
Iout (max) (A) | 0.6 | Iq (typ) (mA) | 0.3 |
Switching frequency (min) (kHz) | 1600 | Switching frequency (max) (kHz) | 2600 |
Features | Enable, Synchronous Rectification | Operating temperature range (°C) | -30 to 85 |
Rating | Catalog | Regulated outputs (#) | 1 |
Control mode | Voltage mode | Duty cycle (max) (%) | 100 |
Type | Converter |
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 LM3674MF-ADJ?
The LM3674MF-ADJ is a step-down DC-DC converter (also known as a buck converter) designed by Texas Instruments. It is ideal for applications requiring efficient power conversion from a higher input voltage to a lower output voltage, such as battery-powered devices, portable equipment, and power management systems.
How Does LM3674MF-ADJ Work?
The LM3674MF-ADJ operates by efficiently stepping down a higher input voltage to a lower, regulated output voltage through a pulse-width modulation (PWM) process. It features a high switching frequency and integrated low on-resistance N-channel MOSFET, resulting in high efficiency and compact size. The converter also includes overcurrent and thermal protection features for enhanced reliability.
How Many Pins does LM3674MF-ADJ have and What are the Functions of the Pinout Configuration?
The LM3674MF-ADJ is housed in a 10-lead VSSOP (Very Small Outline Package) package. The pinout configuration includes:
- VIN: Input voltage pin.
- GND: Ground pin.
- SW: Switching node pin.
- FB: Feedback voltage pin.
- EN: Enable control pin.
- SS/TR: Soft-start/tracking pin for controlling start-up behavior or output voltage tracking.
- SET: Output voltage set pin for adjustable output voltage versions.
- PGND: Power ground pin for the internal power switch.
- SS/TR: Soft-start and tracking pin for controlling start-up behavior or output voltage tracking.
What are the Pros and Cons of LM3674MF-ADJ?
Pros:
- High Efficiency: Provides efficient power conversion, minimizing power loss and heat generation.
- Compact Size: Small package and integrated components make it suitable for space-constrained designs.
- Wide Input Voltage Range: Supports a wide input voltage range for versatile applications.
- Overcurrent and Thermal Protection: Includes built-in protections for enhanced reliability and safety.
- Adjustable Output Voltage: For adjustable output voltage versions, the LM3674MF-ADJ offers flexibility in voltage selection.
Cons:
- External Components: May require external components such as inductors and capacitors for proper operation.
- Switching Noise: High switching frequency may introduce electromagnetic interference in sensitive applications.
Are There Any Equivalents/Alternatives to LM3674MF-ADJ for Recommendation?
- The TPS62260 from Texas Instruments is a similar step-down DC-DC converter with different features and performance characteristics.
- Alternatives to the LM3674MF-ADJ include the ADP2303 from Analog Devices and the MAX17501 from Maxim Integrated.
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