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MAX17220ELT+T
+Lista de MateriaisIC REG BOOST ADJ 225MA 6UDFN
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #MAX17220ELT+T
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Pacote UDFN-6
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Em Estoque3928
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up |
| Output Configuration | Positive |
| Topology | Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 0.4V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 1.8V |
| Voltage - Output (Max) | 5V |
| Current - Output | 225mA (Switch) |
| Frequency - Switching | 2.5MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include True Shutdown™ mode, which disconnects the output from the input when in shutdown, preventing leakage current. The MAX17220ELT+T also integrates an internal synchronous rectifier, eliminating the need for an external Schottky diode, which reduces component count and cost. It offers protection features like output over-voltage protection, short-circuit protection, and thermal shutdown.
Packaged in a small, 6-pin thin SOT23 package, the MAX17220ELT+T is ideal for space-constrained applications such as wearables, medical devices, and IoT sensors. Its efficiency and compact design make it a preferred choice for designers looking to extend battery life in portable applications.
Equivalent
Features
1. Ultra-Low Quiescent Current: Consumes only 300nA, enhancing battery life in energy-sensitive devices.
2. Wide Input Voltage Range: Operates from 0.4V to 5.5V, suitable for single-cell alkaline, NiMH, or lithium battery applications.
3. High Efficiency: Delivers up to 95% efficiency, optimizing performance for low-power applications.
4. Output Voltage Options: Available in fixed output voltages from 1.8V to 5.0V or adjustable via external resistors.
5. Low Shutdown Current: Less than 1nA, minimizing power consumption when inactive.
6. Integrated Components: Includes power MOSFETs and compensation circuitry, reducing the need for external components.
7. Compact Package: Available in a tiny 6-pin Thin SOT23 package, suitable for space-constrained designs.
8. Protection Features: Includes overcurrent, overtemperature, and short-circuit protection for enhanced reliability.
These features make it ideal for wearable devices, remote sensors, and other battery-operated electronics.
Pinout
1. OUT: Output pin where the boosted voltage is provided.
2. GND: Ground pin for the return path of the current.
3. LX: Inductor connection pin, where the inductor is connected for energy transfer.
4. IN: Input voltage pin where the initial, unboosted voltage is supplied.
5. EN: Enable pin, used to turn the device on or off.
6. FB: Feedback pin for voltage regulation, used to set the output voltage by connecting to a resistor divider.
The MAX17220ELT+T is optimized for applications requiring high efficiency at low power levels, with an ultra-low quiescent current making it suitable for battery-powered devices.