LMR14203XMK/NOPB
Conv DC-DC 4.5V to 42V Step Down Single-Out 0.765V to 34V 0.3A 6-Pin TSOT-23 T/RLMR14203XMK/NOPB
Conv DC-DC 4.5V to 42V Step Down Single-Out 0.765V to 34V 0.3A 6-Pin TSOT-23 T/R
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製造商零件號 # : LMR14203XMK/NOPB
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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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LMR14203XMK/NOPB 數據表
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目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
LMR14203XMK/NOPB is a buck converter capable of handling an input voltage range from 4.5V to 42V with a 0.3A output current. The device operates using buck (step-down) topology, making it suitable for various applications requiring a lower output voltage than the input voltage. With a single output channel, this DC/DC converter comes in a compact SOT-23 package with 6 pins, making it suitable for space-constrained designs
![](/files/uploads/product/b/59c1d0ee-9cd4-4bc8-8fc7-10881fafd20e.webp)
主要特徵
- Compact Design Advantage
- Fully Integrated Solution
- Low Current Consumption
- Soft-Start Capability
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) | 42 |
Vout (min) (V) | 0.765 | Vout (max) (V) | 34 |
Iout (max) (A) | 0.3 | Iq (typ) (mA) | 1.3 |
Switching frequency (min) (kHz) | 950 | Switching frequency (max) (kHz) | 1500 |
Features | Enable, Over Current Protection | Operating temperature range (°C) | -40 to 125 |
Rating | Catalog | Regulated outputs (#) | 1 |
Control mode | current mode | Duty cycle (max) (%) | 87 |
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 LMR14203XMK/NOPB?
The LMR14203XMK/NOPB is a high-performance, step-down DC-DC voltage regulator module designed by Texas Instruments. It is part of the SIMPLE SWITCHER® family of power management solutions, offering high efficiency and a compact form factor, ideal for various power supply applications.
How Does LMR14203XMK/NOPB Work?
The LMR14203XMK/NOPB operates as a step-down voltage regulator, converting a higher input voltage to a lower regulated output voltage with high efficiency. It utilizes a synchronous buck converter topology to minimize power loss and maximize efficiency. The regulator is designed to provide a stable output voltage even with variations in input voltage and load conditions.
How Many Pins does LMR14203XMK/NOPB have and What are the Functions of the Pinout Configuration?
The LMR14203XMK/NOPB is housed in a 22-pin eMSOP (Exposed Pad Thin Shrink Small Outline Package) package. The pinout configuration includes:
- VIN: Input voltage pin.
- PGND: Power ground pin.
- SW: Switching node pin.
- BOOT: Bootstrap capacitor pin.
- FB: Feedback pin for output voltage regulation.
- EN: Enable pin for turning the regulator on or off.
- VOUT: Regulated output voltage pin.
What are the Pros and Cons of LMR14203XMK/NOPB?
Pros:
- High Efficiency: Offers high efficiency to minimize power loss and maximize battery life.
- Compact Form Factor: Space-saving design suitable for compact electronic devices.
- Wide Input Voltage Range: Accommodates a wide range of input voltages for versatile applications.
- Integrated Protection Features: Includes overcurrent and thermal shutdown protection for reliable operation.
- Easy to Use: Simple to integrate and configure in power supply designs.
Cons:
- Complexity for Beginners: May require some understanding of power electronics for optimal use.
- Heat Dissipation: High efficiency regulators may still generate heat requiring proper heat sinking.
- External Components: Some applications may need additional external components for specific requirements.
Are There Any Equivalents/Alternatives to LMR14203XMK/NOPB for Recommendation?
- The LM2675 from Texas Instruments is a similar high-performance DC-DC voltage regulator.
- Alternatives to the LMR14203XMK/NOPB include the LT8610 from Analog Devices and the TPS62125 from Texas Instruments.
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