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LT3580EMS8E#PBF
+БОМIC REG BOOST CUK ADJ 2A 8MSOP
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ПроизводительКомпания Analog Devices Inc.
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Мфр. Часть #LT3580EMS8E#PBF
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В наличии5915
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| PartStatus | Active |
| Function | Step-Up, Step-Up/Step-Down |
| OutputConfiguration | Positive or Negative |
| Topology | Boost, Cuk, SEPIC |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.5V |
| Voltage-Input(Max) | 32V |
| Voltage-Output(Min/Fixed) | 5V |
| Voltage-Output(Max) | 42V (Switch) |
| Current-Output | 2A (Switch) |
| Frequency-Switching | 200kHz ~ 2MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad |
| SupplierDevicePackage | 8-MSOP-EP |
| BaseProductNumber | LT3580 |
Обзор
Description
Key features include a high-efficiency internal power switch with a 3A, 42V rating, fast switching frequencies up to 2.5MHz, and a low quiescent current, which makes it suitable for battery-powered applications. The LT3580 also incorporates a soft-start feature, programmable by an external capacitor, which helps in reducing inrush current during startup. Additional features include current limiting, thermal shutdown, and a power good indicator, enhancing reliability and safety.
This converter is packaged in a compact MSOP-8 package, making it ideal for space-constrained designs. It is widely used in automotive, industrial, and consumer electronics applications for its robust performance and flexibility.
Equivalent
1. Texas Instruments LM2731 - A boost converter with similar input voltage range.
2. Analog Devices ADP1613/ADP1614 - High voltage boost converters.
3. Microchip Technology MCP1640 - A low voltage boost converter.
4. Maxim Integrated MAX668/MAX669 - High current boost converters.
Always compare the specifications such as input/output voltage, current, and efficiency to ensure compatibility with your application.
Features
1. Wide Input Voltage Range: The converter operates with an input voltage range from 2.5V to 32V, making it versatile for various applications.
2. Flexible Output Configurations: It can be configured as a boost, SEPIC, or flyback converter, providing flexibility for different circuit designs.
3. Output Voltage: The device can generate output voltages up to 60V, suitable for high-voltage applications.
4. High Efficiency: With an efficiency of up to 90%, it ensures minimal power loss and heat generation.
5. Switching Frequency: The switching frequency is adjustable from 200kHz to 2.5MHz, allowing designers to optimize performance and component size.
6. Built-in Fault Protection: Features such as overcurrent protection, thermal shutdown, and soft-start capability ensure reliability and safety.
7. Compact Package: It is available in a compact MSOP-8E package, facilitating space-saving designs.
This converter is ideal for applications requiring compact size, high efficiency, and versatility in power conversion.
Pinout
The LT3580 is available in an 8-lead MSOP (Mini Small Outline Package) with an exposed pad for better thermal performance. The pin count is 8, and its key functions include:
1. VIN: Input Supply Pin.
2. SW: Switch Pin. Connect the inductor and diode to this pin.
3. VC: Compensation Pin for stability and transient response tuning.
4. FBX: Feedback Pin. Connected to a resistor divider to set output voltage.
5. SHDN: Shutdown Pin. Pulling this pin low disables the device.
6. Rset: Current Limit Set Pin. A resistor here sets the switch current limit.
7. GND: Ground Pin.
8. SS: Soft-start Pin. Connect a capacitor here for controlled output voltage ramp-up.
These features make it suitable for applications requiring compactness and efficiency, such as battery-powered devices and various portable electronics.