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LT3690EUFE#TRPBF
+NomenclatureIC REG BUCK ADJUSTABLE 4A 26QFN
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LT3690EUFE#TRPBF
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Fiche technique LT3690EUFE#TRPBF DataSheet
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Package QFN-26
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En stock2379
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.9V |
| Voltage - Input (Max) | 36V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 20V |
| Current - Output | 4A |
| Frequency - Switching | 138kHz ~ 1.5MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
It features a 3.5A output current capability and includes internal compensation and a low dropout internal power switch. Key attributes include its high efficiency, low quiescent current, and robust protection features such as overvoltage protection, thermal shutdown, and current limiting. These features make it particularly useful in automotive, industrial, and distributed power systems where space and reliability are critical. The LT3690EUFE#TRPBF is packaged in a thermally enhanced plastic package, which aids in heat dissipation and ensures stable operation under various environmental conditions.
Equivalent
1. Texas Instruments LM5576 – Step-Down Switching Regulator.
2. ON Semiconductor NCP1030 – High-Voltage Switching Regulator.
3. Analog Devices ADP2441 – Step-Down DC-DC Regulator.
4. Renesas ISL85410 – Step-Down DC-DC Converter.
Ensure compatibility based on specific electrical and thermal characteristics, as well as pin configurations.
Features
1. Input Voltage Range: Operates efficiently with an input voltage range from 3.9V to 36V, making it suitable for a variety of applications.
2. Output Current: Delivers up to 4A of continuous output current.
3. Switching Frequency: Adjustable switching frequency from 250kHz to 2.5MHz, allowing for optimization of efficiency and component size.
4. Efficiency: High efficiency up to 93%, reducing heat generation and improving performance.
5. Low Dropout Operation: Can operate with a very low dropout, allowing for extended battery life in portable applications.
6. Thermal Protection: Includes thermal shutdown feature to protect the device from overheating.
7. Soft-Start Capability: Includes a soft-start feature to limit inrush current during start-up.
8. Synchronization: Allows synchronization to an external clock for applications requiring a specific switching frequency.
9. Compact Package: Available in a thermally enhanced 16-lead TSSOP package, optimizing space in PCB design.
These features make the LT3690EUFE#TRPBF suitable for applications requiring efficient power conversion with high performance and reliability.
Pinout
Key features and functions include:
- Pin Count: 16
- Function: The LT3690 is designed to regulate a high input voltage down to a lower output voltage, efficiently supplying up to 4A of output current. It's equipped with features like a high-efficiency power switch, accurate feedback regulation, and thermal management.
The LT3690 is suitable for applications requiring high efficiency and compact size, including automotive, industrial, and distributed power systems, where space and performance are critical.