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TPS563249DDCT
Switching Voltage Regulators 17-V, 3-A, constant 1.4-MHz synchronous step-down voltage regulator 6-SOT-23-THIN -40 to 125
TPS563249DDCT
Switching Voltage Regulators 17-V, 3-A, constant 1.4-MHz synchronous step-down voltage regulator 6-SOT-23-THIN -40 to 125
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製造商零件號 # : TPS563249DDCT
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包裝/封裝: SOT23-6
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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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TPS563249DDCT 數據表
價格 (USD)
| 數量 | 單價 | 總價 |
|---|---|---|
| 5 | $0.305 | $1.52 |
| 50 | $0.246 | $12.30 |
| 250 | $0.221 | $55.25 |
| 500 | $0.189 | $94.50 |
| 2500 | $0.175 | $437.50 |
| 5000 | $0.166 | $830.00 |
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
Texas Instruments' TPS563249DDCT is a state-of-the-art DC/DC converter that excels in maintaining a stable output voltage from varying input sources. Its high efficiency design is particularly advantageous for extending battery life in portable gadgets and reducing power loss in embedded systems. The converter's wide input voltage range of 4.5V to 17V caters to diverse power sources, while the adjustable output voltage of 0.8V to 6V offers precision with a ±1.5% accuracy
主要特徵
- Fault Flag Output for Diagnostic Purposes
- Pulse-Duration Modulation (PDM) Compatible
- Synchronized Shutdown for Multiple Converters
- Fully Compliant to EN61000-3-2 Standard
- High-Accuracy Voltage Regulation: 0.5% Max
- Advanced Thermal Management and Cooling System
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) | 4.5 | Vin (max) (V) | 17 |
| Vout (min) (V) | 0.6 | Vout (max) (V) | 7 |
| Iout (max) (A) | 3 | Iq (typ) (mA) | 0.26 |
| Switching frequency (min) (kHz) | 1400 | Switching frequency (max) (kHz) | 1400 |
| Features | Enable, Forced PWM, Over Current Protection, Pre-Bias Start-Up, Soft Start Fixed, Synchronous Rectification, UVLO Fixed | Operating temperature range (°C) | -40 to 125 |
| Rating | Catalog | Regulated outputs (#) | 1 |
| Control mode | D-CAP3 | Duty cycle (max) (%) | 80 |
| Type | Converter |
Specification Comparison
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 TPS563249DDCT?
The TPS563249DDCT is a high-efficiency, synchronous step-down DC-DC converter integrated circuit (IC) manufactured by Texas Instruments. It is designed for applications requiring efficient voltage regulation and power conversion, such as point-of-load regulation, battery-powered devices, and industrial automation systems.
How Does TPS563249DDCT Work?
The TPS563249DDCT operates as a synchronous step-down converter, converting a higher input voltage to a lower output voltage with high efficiency. It utilizes pulse-width modulation (PWM) control to regulate the output voltage and current, providing a stable power supply for connected loads. The IC is designed to handle a wide range of input voltages and load conditions.
How Many Pins does TPS563249DDCT have and What are the Functions of the Pinout Configuration?
The TPS563249DDCT is housed in a 6-pin SOT-23 package. The pinout configuration includes:
- VIN: Input voltage pin.
- PGND: Power ground pin.
- SW: Switching node for power conversion.
- FB: Feedback pin for output voltage regulation.
- AGND: Analog ground pin.
- EN: Enable pin for turning the converter on or off.
What are the Pros and Cons of TPS563249DDCT?
Pros:
- High Efficiency: Offers high efficiency in power conversion, reducing energy loss.
- Compact Size: The SOT-23 package is small and space-efficient for compact designs.
- Wide Input Voltage Range: Can handle a wide range of input voltages for versatile applications.
- Overcurrent Protection: Provides overcurrent protection to prevent damage to the IC and connected devices.
- Short-Circuit Protection: Includes short-circuit protection for added system safety.
Cons:
- Heat Dissipation: May require heat sinking or careful design considerations for thermal management.
- External Components: Additional external components such as inductors and capacitors may be needed for operation.
- Control Complexity: Some users may find the control and feedback loop setup challenging for specific applications.
Are There Any Equivalents/Alternatives to TPS563249DDCT for Recommendation?
- The LM2675 from Texas Instruments is a comparable synchronous step-down converter with similar features.
- Alternatives to the TPS563249DDCT include the LT1763 from Analog Devices and the MAX5035 from Maxim Integrated.
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