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AUTOMOTIVE, 2.2MHZ, LOW IQ SYNCH
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HerstellerTexas Instruments
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Herstellerteil #LM25141QRGERQ1
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Paket VQFN-24
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Auf Lager6016
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q101 |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Half-Bridge |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 3.8V ~ 42V |
| Frequency - Switching | 2.2MHz |
| Duty Cycle(Max) | 50% |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Current Limit, Enable, Frequency Control |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Übersicht
Description
Key features of the LM25141QRGERQ1 include a wide input voltage range, typically from 4.5 V to 42 V, making it suitable for a variety of battery-connected applications. It supports high switching frequencies, allowing the use of smaller external components, which saves space and reduces overall system cost. The controller also features advanced protection mechanisms, such as over-current, over-voltage, and thermal shutdown protections, ensuring robust operation under diverse conditions.
The LM25141QRGERQ1 includes a synchronous rectification method, enhancing efficiency by reducing diode losses. Its automotive qualification (AEC-Q100) ensures that the device meets the rigorous quality and reliability standards required for use in vehicles. Overall, the LM25141QRGERQ1 is a versatile and reliable solution for automotive power supply designs.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 3.5V to 42V, suitable for a variety of automotive power systems.
2. Synchronous Buck Controller: Improves efficiency by using synchronous rectification.
3. Low Quiescent Current: Enhances battery life by minimizing power consumption when the system is idle.
4. Fixed Frequency Operation: Allows for predictable switching performance and ease of filtering.
5. Adjustable Output Voltage: Provides flexibility in applications with varying voltage requirements.
6. Integrated Synchronous MOSFET Drivers: Optimizes performance and reduces external component count.
7. Protection Features: Includes overvoltage, undervoltage, overcurrent, and thermal shutdown protections.
8. Automotive-Grade Qualification: AEC-Q100 qualified, ensuring reliability in automotive environments.
9. Compact Package: Available in a 16-pin package, facilitating easy integration into space-constrained designs.
These features make the LM25141QRGERQ1 a versatile choice for efficient and reliable power supply design in automotive applications.
Pinout
1. Wide Input Voltage Range: It operates efficiently over a broad input voltage range, making it suitable for automotive applications.
2. Synchronous Operation: The IC is capable of high-efficiency synchronous buck conversion.
3. Adjustable Frequency: It provides flexibility to adjust the switching frequency.
4. Current Mode Control: Enhances stability and transient response.
5. Protection Features: Includes undervoltage lockout, overcurrent protection, and thermal shutdown to ensure safe operation.
6. Low Standby Current: Reduces power consumption during standby mode, which is crucial for automotive applications.
These features make the LM25141QRGERQ1 suitable for applications requiring robust, efficient, and reliable DC-DC conversion in automotive environments.