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LTC3539EDCB-2#TRPBF
+Lista de MateriaisIC REG BOOST ADJ 2A 8DFN
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LTC3539EDCB-2#TRPBF
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Ficha Técnica LTC3539EDCB-2#TRPBF DataSheet
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| Function | Step-Up |
| OutputConfiguration | Positive |
| Topology | Boost |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 0.5V |
| Voltage-Input(Max) | 5V |
| Voltage-Output(Min/Fixed) | 1.5V |
| Voltage-Output(Max) | 5.25V |
| Current-Output | 2A (Switch) |
| Frequency-Switching | 2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN Exposed Pad |
| SupplierDevicePackage | 8-DFN (2x3) |
| BaseProductNumber | LTC3539 |
Visão Geral
Description
Key features include low quiescent current, high output voltage accuracy, and the ability to operate in both continuous and pulse-skipping modes to optimize efficiency across different load conditions. It also includes protection features like over-temperature and over-current protection.
The LTC3539 is particularly useful in battery-powered applications, such as portable electronics and IoT devices, where efficient power management is crucial. Its low dropout and high switching frequency allow for reduced component size and improved performance. Overall, the LTC3539EDCB-2#TRPBF is an excellent choice for designers needing a reliable and efficient DC-DC conversion solution.
Equivalent
Features
1. Input Voltage Range: Operates from 2.5V to 5.5V, suitable for single-cell lithium-ion batteries.
2. Output Voltage: Delivers adjustable output voltage from 2.5V to 5.25V.
3. Efficiency: High efficiency up to 95%, minimizing power loss and extending battery life.
4. Output Current: Capable of providing up to 600mA of output current.
5. Low Quiescent Current: Draws only 2µA in sleep mode, optimizing battery life in low-power applications.
6. Integrated Switches: Includes internal power switches to reduce external component count.
7. Soft-Start: Features soft-start functionality to limit inrush current during startup.
8. Protection Features: Incorporates overvoltage, undervoltage, and thermal shutdown protections for reliable operation.
9. Package: Available in a compact 3mm × 3mm DFN package, ideal for space-constrained designs.
These features make the LTC3539EDCB-2#TRPBF suitable for portable devices, IoT applications, and other battery-powered systems.
Pinout
Pin Count: 10 pins
Functions of Key Pins:
1. VIN: Input voltage (2.7V to 5.5V).
2. SW: Switch node for inductor connection.
3. VOUT: Output voltage for the boosted signal.
4. GND: Ground reference.
5. PGND: Power ground for the internal switching circuit.
6. COMP: Compensation network connection for stability.
7. EN: Enable pin to turn on/off the device.
8. Rset: Resistor connection for setting output voltage.
9. SENSE: Current sensing for overcurrent protection.
10. LIM: Pin for setting current limit.
Overall, the LTC3539EDCB-2#TRPBF is optimized for low quiescent current and high efficiency, making it suitable for battery-powered applications.