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LT8705EFE
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LT8705EFE
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En stock6237
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Spécifications
| Attribut | Valeur |
| PartStatus | Obsolete |
| OutputType | Transistor Driver |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck-Boost |
| NumberofOutputs | 2 |
| OutputPhases | 2 |
| Voltage-Supply(Vcc/Vdd) | 2.8V ~ 80V |
| Frequency-Switching | 100kHz ~ 400kHz |
| SynchronousRectifier | Yes |
| ClockSync | Yes |
| ControlFeatures | Enable, Frequency Control, Soft Start |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad |
| SupplierDevicePackage | 38-TSSOP-EP |
| BaseProductNumber | LT8705 |
Présentation
Description
The LT8705EFE includes advanced features such as programmable output voltage, overcurrent protection, and a low quiescent current, which enhances efficiency during light-load conditions. The device also incorporates a unique control architecture that optimizes performance across different load conditions, ensuring stable output voltage and minimizing ripple.
Integrated with a high-frequency switching capability, the LT8705EFE allows for smaller external components, reducing overall circuit size. This makes it an excellent choice for space-constrained designs, such as portable electronics and IoT devices. With its robust performance and versatile features, the LT8705EFE is an ideal solution for modern power management needs.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 4.5V to 60V, allowing for versatility in various applications.
2. High Efficiency: Achieves up to 96% efficiency, minimizing power loss and heat generation.
3. Fast Transient Response: Ideal for handling rapidly changing load conditions.
4. Integrated High and Low-Side Switches: Reduces component count and board space.
5. Output Current Capability: Supports up to 1A output current, suitable for many applications.
6. Adjustable Output Voltage: VOUT can be set from 0.8V to 15V with external resistors.
7. Power Good Indicator: Provides a status signal indicating output voltage is within the specified range.
8. Thermal Shutdown and Overcurrent Protection: Enhances reliability and safety in various operating conditions.
9. Compact Package: Available in a 12-lead (3mm × 3mm) DFN package, promoting a space-efficient design.
These features make the LT8705EFE suitable for automotive, industrial, and consumer electronics applications.
Pinout
Key functions include:
1. Input Voltage Range: Supports a wide input range, allowing it to efficiently regulate output voltage from both above and below the input voltage.
2. Output Voltage Control: Adjustable output voltage, typically set using external resistors.
3. Switching Control: Integrated power switches and control circuitry for efficient operation.
4. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
5. Soft Start: Manages inrush current during startup.
6. Power Good Indicator: Provides a status output to signal when the output voltage is within the desired range.
7. Synchronization: Can synchronize with an external clock for reduced electromagnetic interference.
The LT8705EFE is suitable for a variety of applications, including battery management systems and power supplies where input voltage may vary widely.