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LT8390IUFD#PBF
+BOMIC REG CTRLR BUCK/BOOST 28QFN
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제조업체아날로그 디바이스(주)
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제조업체 부품 #LT8390IUFD#PBF
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데이터시트 LT8390IUFD#PBF DataSheet
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패키지 WFQFN-28
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재고5979
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사양
| 속성 | 가치 |
| Package | Tube |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck-Boost |
| NumberofOutputs | 1 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 4V ~ 60V |
| Frequency-Switching | 190kHz ~ 630kHz |
| DutyCycle(Max) | 95% |
| SynchronousRectifier | Yes |
| ClockSync | Yes |
| ControlFeatures | Current Limit, Frequency Control, Soft Start |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-WFQFN Exposed Pad |
개요
Description
The IC features a wide input voltage range of 4V to 60V and can deliver up to 150W of power to the LED load. It also includes a range of protections, such as overvoltage, overcurrent, and thermal shutdown, ensuring robust operation under different conditions. The LT8390IUFD#PBF supports PWM dimming and analog dimming, providing precise control over LED brightness.
Housed in a 28-lead TSSOP package, the LT8390IUFD#PBF is suitable for automotive, industrial, and architectural lighting applications. Its versatility, efficiency, and protective features make it an ideal choice for designers needing a reliable LED driving solution.
Equivalent
1. LM3492 by Texas Instruments – an integrated LED driver with a high-current boost controller.
2. MAX20096 by Maxim Integrated – a synchronous buck-boost controller for LED applications.
3. TPS92691 by Texas Instruments – a high-power LED controller with similar functionality.
Ensure compatibility with your specific requirements before selecting a replacement.
Features
1. Wide Input Voltage Range: It supports a broad input voltage range from 4V to 60V, making it suitable for diverse applications.
2. 4-Switch Buck-Boost Controller: The device allows seamless transitions between buck, boost, and buck-boost modes, optimizing efficiency across varying input voltages.
3. High Efficiency: Designed for high efficiency, it minimizes power loss and improves thermal performance.
4. Flexible Output Voltage: The controller can be configured to support a range of output voltages, catering to different requirements.
5. Constant Frequency Operation: It operates at a constant switching frequency, which can be programmed from 150kHz to 650kHz.
6. Synchronization Capability: The LT8390 can be synchronized to an external clock, enabling precise frequency control.
7. Protection Features: It includes overvoltage, undervoltage, short-circuit, and thermal protection to ensure safety and reliability.
8. Compact Package: Available in a 28-lead TSSOP package with exposed pad for thermal management.
These features make the LT8390IUFD#PBF suitable for applications like automotive, industrial, and LED lighting systems.
Pinout
The device comes in a 28-lead plastic 4mm x 5mm QFN package. The pin count is 28. Key functions of the LT8390 include:
1. Wide Input Voltage Range: Supports a wide input voltage range for various applications.
2. LED Driver Control: It efficiently drives LED loads with high precision.
3. I2C Interface: Allows for easy digital communication and control.
4. PWM Dimming: Offers high PWM dimming ratios for smooth LED brightness control.
5. Fault Protection: Features such as overvoltage, overcurrent, and thermal protection enhance reliability.
6. Switching Frequency: Adjustable switching frequency for optimizing efficiency and performance.
These features make the LT8390 suitable for automotive, industrial, and architectural lighting applications.