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LT8705AEFE
+БОМIC REG BUCK
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ПроизводительКомпания Analog Devices Inc.
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Мфр. Часть #LT8705AEFE
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В наличии3418
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Part Status | Obsolete |
| Base Product Number | LT8705 |
| Output Type | Transistor Driver |
| Function | Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Buck-Boost |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 2.8V ~ 80V |
| Frequency - Switching | 100kHz ~ 400kHz |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Enable, Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad |
| Supplier Device Package | 38-TSSOP-EP |
| Packaging | Tube |
Обзор
Description
Key features include adjustable output voltage, built-in soft-start, and fault protection mechanisms such as overcurrent and thermal shutdown. The LT8705AEFE utilizes a synchronous rectification architecture, enhancing efficiency in demanding environments.
Its compact package and high switching frequency allow for smaller inductors and capacitors, making it suitable for space-constrained designs. Common applications include industrial automation, automotive power systems, and telecommunications.
Overall, the LT8705AEFE is an ideal choice for designers seeking a robust and efficient power solution in a diverse range of electronic systems.
Equivalent
Features
1. Wide Input Voltage Range: Accepts input voltages from 4.5V to 40V, making it suitable for various applications.
2. Integrated Power Management: Combines charging and system power management in a single chip.
3. Multi-Chemistry Support: Capable of charging multiple battery chemistries, including Li-ion and LiPo.
4. Adjustable Charge Current: Supports programmable charge current settings for flexibility in design.
5. Thermal Regulation: Includes thermal protection features to prevent overheating during operation.
6. I2C Interface: Provides advanced configurability and monitoring through an I2C interface.
7. Smart Battery Management: Supports features like battery state-of-charge monitoring and balancing.
8. Compact Package: Available in a compact 32-lead QFN package, ideal for space-constrained applications.
These features make the LT8705AEFE suitable for portable devices, electric vehicles, and other applications requiring efficient battery management.
Pinout
Key pin functions include:
1. VIN: Input voltage pin for the boost converter.
2. VOUT: Output voltage pin for the buck converter.
3. SW: Switch pin for connecting the inductor.
4. GND: Ground reference pin.
5. CSN/ CSP: Current sense pins for monitoring the inductor current.
6. COMP: Compensation network for stability.
7. PGND: Power ground for high-current paths.
8. ILIM: Current limit adjustment pin.
9. TR/TS: Timing and soft-start control.
10. VREF: Reference voltage output.
The device supports a wide input voltage range and provides adjustable output voltage, making it suitable for various applications. For detailed specifications, refer to the LT8705AEFE datasheet.
Manufacturer
Analog Devices focuses on providing solutions for signal processing, data conversion, and power management, among other areas. Their products are crucial in enabling sophisticated electronic systems that require precision and reliability. The LT8705AEFE specifically is a high-performance voltage regulator designed for applications requiring efficient power management and low quiescent current, making it suitable for battery-operated devices and other power-sensitive applications.