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LT8390EUFD#TRPBF
+NomenclatureIC REG CTRLR BUCK/BOOST 28QFN
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LT8390EUFD#TRPBF
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Fiche technique LT8390EUFD#TRPBF DataSheet
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Spécifications
| Attribut | Valeur |
| PartStatus | 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 |
| SupplierDevicePackage | 28-QFN (4x5) |
| BaseProductNumber | LT8390 |
Présentation
Description
Key features include adjustable output voltage, built-in protection mechanisms such as over-voltage, over-current, and thermal shutdown, as well as a compact package design that aids in space-constrained applications. Additionally, the LT8390 supports a wide range of output voltage options and includes features for synchronous operation, reducing component count and improving efficiency.
This device is ideal for applications requiring reliable power management solutions, such as telecommunications, consumer electronics, and more demanding industrial applications, where efficiency and thermal performance are critical. For design and application specifics, refer to the manufacturer's datasheet for detailed electrical characteristics and usage guidelines.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 3V to 60V, accommodating various applications.
2. High Efficiency: Achieves up to 95% efficiency, minimizing heat generation and improving thermal performance.
3. Adjustable Output Voltage: Supports output voltages from 0.8V to 15V, enabling flexibility for different circuit requirements.
4. Fast Transient Response: Features a high bandwidth control loop for rapid transient response, essential for applications with variable loads.
5. Small Package Size: Offered in a compact 20-lead LQFN package, suitable for space-constrained designs.
6. Built-In Protection: Includes features such as over-temperature protection, over-current protection, and under-voltage lockout.
7. Soft-Start Functionality: Helps manage inrush current during startup, enhancing system reliability.
Overall, the LT8390EUFD#TRPBF is ideal for automotive, industrial, and battery-powered applications requiring efficient power conversion.
Pinout
Key functions of the pins include:
1. VIN: Input voltage supply
2. SW: Switch node for the inductor connection
3. GND: Ground reference
4. VOUT: Output voltage
5. CSN/ CSP: Current sense pins for overcurrent protection
6. COMP: Compensation network connection
7. FB: Feedback pin for voltage regulation
8. SS: Soft-start pin to control the startup time
9. Rset: Resistor connection for setting the switching frequency
10. LIM: Current limit programming
11. PGOOD: Power good indicator
12. SYNC: Synchronization input for frequency synchronization with other devices
The LT8390 operates efficiently across a range of applications, making it suitable for various power management needs.
Manufacturer
Analog Devices serves a wide range of industries, including communications, automotive, healthcare, industrial automation, and consumer electronics. Their products are used in applications such as data acquisition, signal processing, and power management. The LT8390 is a specific product from their portfolio, designed as a high-efficiency, synchronous step-down regulator. It is known for its performance in power supply applications, offering features like high output current capability and low output voltage ripple.
Analog Devices is recognized for its innovation and technical expertise, making it a key player in the semiconductor industry.
Application
1. Power Management: Used in systems requiring efficient power conversion, such as in industrial, automotive, and consumer electronics.
2. Battery-Powered Devices: Suitable for applications needing low quiescent current for extended battery life.
3. Telecommunications: Powers RF amplifiers and other communication components.
4. Embedded Systems: Ideal for powering microcontrollers and processors in compact designs.
5. LED Drivers: Can be used for driving LEDs in various lighting applications.
Overall, it is designed for versatile use in dynamic voltage regulation environments.