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NCP1529ASNT1G
+Lista de MateriaisIC REG BUCK ADJUSTABLE 1A 5TSOP
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Fabricanteonsemi
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Peça do Fabricante #NCP1529ASNT1G
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Pacote TSOP-5
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Not For New Designs |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 0.9V |
| Voltage - Output (Max) | 3.9V |
| Current - Output | 1A |
| Frequency - Switching | 1.7MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
The NCP1529ASNT1G provides up to 600 mA of output current and supports adjustable output voltage, enhancing its versatility for different application needs. Its high efficiency, often over 90%, helps maximize battery life. The device integrates protection features such as over-current protection, short-circuit protection, and thermal shutdown for enhanced reliability.
With a small footprint and minimal external component requirements, the NCP1529ASNT1G enables compact and cost-effective power management solutions. It is commonly used in smartphones, tablets, portable media players, and other consumer electronics where space and battery efficiency are critical.
Equivalent
1. TPS62260 by Texas Instruments
2. MIC23150 by Microchip Technology
3. LTC3405A by Analog Devices
4. AP7331 by Diodes Incorporated
These alternatives offer similar functionality and specifications, but always check the datasheets to ensure compatibility with your specific application requirements.
Features
1. Input Voltage Range: It operates from a 2.7 V to 5.5 V input voltage, making it suitable for single-cell Li-ion batteries and other portable power sources.
2. Output Voltage: The device offers an adjustable output voltage option, enabling flexibility for various applications.
3. Output Current: It can deliver up to 600 mA of output current, supporting a range of load demands.
4. Efficiency: The converter is designed for high efficiency, reaching up to 95%, which is crucial for battery-powered devices.
5. Mode of Operation: It features PWM (Pulse Width Modulation) and PFM (Pulse Frequency Modulation) modes, optimizing efficiency across different load conditions.
6. Compact Package: The device is available in a small, space-saving SOT-23 package, ideal for compact designs.
7. Protections: It includes over-temperature and short-circuit protection, enhancing the reliability and safety of the system.
These features make the NCP1529ASNT1G suitable for applications requiring efficient power conversion in a compact form factor.
Pinout
1. Pin 1 (VIN): This is the input voltage pin, where the unregulated input voltage is supplied to the IC.
2. Pin 2 (GND): This pin is connected to ground.
3. Pin 3 (EN): The enable pin is used to turn the device on or off. Pulling this pin high enables the converter, while pulling it low turns it off.
4. Pin 4 (SW): This is the switch output pin, connected to the inductor in the buck converter topology. It switches between VIN and GND to regulate the output voltage.
5. Pin 5 (FB): The feedback pin is connected to the output voltage through a resistor divider network, allowing the IC to maintain a stable output voltage by comparing this feedback voltage to an internal reference.
The NCP1529ASNT1G is designed for portable applications, providing efficient power conversion for battery-operated devices.
Manufacturer
Application
1. Mobile Phones: Efficient power management for various phone components.
2. Wearable Devices: Provides power while maintaining extended battery life.
3. Portable Media Players: Ensures stable power supply for optimal performance.
4. Digital Cameras: Powers image sensors and other electronic components.
5. GPS Devices: Supports reliable power for continuous operation.
6. IoT Devices: Offers efficient energy usage for prolonged battery life.
Its compact design and efficiency make it suitable for any application where space and power efficiency are critical.