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LM27402SQX
+BOM-
제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #LM27402SQX
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재고4008
365 1일 품질 보증
7*24 영업 시간 서비스 보증
90-판매 후 1일 보증
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사양
| 속성 | 가치 |
| Brand | Texas Instruments |
| ProductType | Switching Controllers |
| Subcategory | PMIC - Power Management ICs |
| MountingStyle | SMD/SMT |
| MinimumOperatingTemperature | - 40 C |
| MaximumOperatingTemperature | + 125 C |
| OutputVoltage | 600 mV to 18.6 V |
| OutputCurrent | 30 A |
| NumberofOutputs | 1 Output |
| Package/Case | LLP-16 |
| SwitchingFrequency | 200 kHz to 1.2 MHz |
| DutyCycle-Max | 95 % |
| Topology | Buck |
개요
Description
The device supports synchronous rectification, which enhances efficiency by minimizing switching losses. It also includes features like built-in compensation, adjustable output voltage (from 0.8V to 0.9 x V_IN), and current limiting for enhanced reliability. The LM27402SQX supports a variety of operating modes, including forced PWM and pulse-skip modes, allowing for flexibility in load conditions.
With a compact package and excellent thermal performance, it is ideal for space-constrained applications. The integrated soft-start function helps reduce inrush current, while the device's protection features, such as thermal shutdown and over-voltage protection, ensure safe operation. Overall, the LM27402SQX is a versatile solution for efficient power regulation in modern electronic systems.
Equivalent
Features
1. Dual Output: Provides two independent voltage outputs, suitable for powering multiple components.
2. Adjustable Output Voltage: Output voltage can be set externally with resistors, offering flexibility to meet specific requirements.
3. High Efficiency: Utilizes both linear and switching regulation to minimize power loss and heat generation.
4. Wide Input Voltage Range: Operates effectively across a broad input voltage range, enhancing versatility in different applications.
5. Low Quiescent Current: Ensures extended battery life in portable applications through reduced power consumption in standby modes.
6. Thermal Protection: Integrated thermal shutdown feature safeguards the device against overheating.
7. Short-Circuit Protection: Provides reliable operation under fault conditions by limiting current during short-circuit situations.
8. Compact Package: Available in a small footprint package, facilitating easy integration into space-constrained designs.
This combination of features makes the LM27402SQX ideal for powering microcontrollers, sensors, and other low-power devices.
Pinout
1. V+ (Power Supply): Connects to the positive supply voltage.
2. V- (Power Supply): Connects to the negative supply voltage.
3. Inverting Input (−): Inputs the signal to be inverted.
4. Non-Inverting Input (+): Inputs the signal to be amplified without inversion.
5. Output: Delivers the amplified signal.
6. Compensation: Used for frequency compensation to enhance stability.
7. NC (No Connect): Not connected internally; can be left floating.
8. Ground: Common reference point for the circuit.
This op-amp is suitable for various applications, including signal conditioning, amplification, and filtering in high-voltage environments.
Manufacturer
Application
1. Signal Conditioning: Amplifying weak signals in sensor applications.
2. Data Acquisition: Used in ADC inputs for precise signal processing.
3. Audio Systems: Enhancing audio signals in mixers and amplifiers.
4. Active Filters: Implementing low-pass, high-pass, and band-pass filters.
5. Instrumentation: Employed in medical instrumentation and measurement systems.
6. Control Systems: Used in feedback loops for stable control in industrial applications.
Its high bandwidth and low noise characteristics make it suitable for demanding applications.