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NCP81611MNTXG
+Lista de MateriaisIC CTLR 4-PHASE 40QFN
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Fabricanteonsemi
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Peça do Fabricante #NCP81611MNTXG
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Pacote QFN-40
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Type | PWM Signal |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 4 |
| Output Phases | 4 |
| Voltage - Supply (Vcc/Vdd) | 2.8V ~ 20V |
| Frequency - Switching | 250kHz ~ 1.2MHz |
| Synchronous Rectifier | Yes |
| Clock Sync | No |
| Serial Interfaces | I²C, PSI |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, SPI |
| Operating Temperature | -10°C ~ 100°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include high efficiency due to its synchronous rectification, a wide switching frequency range to optimize efficiency and size, and integrated MOSFETs, which reduce the need for external components. The device also offers protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and safety.
The NCP81611MNTXG is commonly used in computing, networking, and telecommunications equipment, where efficient power conversion and compact design are crucial. Its compact package and high power density make it ideal for space-constrained applications requiring efficient power delivery.
Equivalent
Features
1. Wide Input Voltage Range: Operates efficiently with a wide input range, suitable for various power sources.
2. High Efficiency: Designed for high efficiency, reducing energy losses and heat generation.
3. Adjustable Output Voltage: Provides flexibility with programmable output voltage to match specific application needs.
4. Integrated MOSFETs: Contains built-in MOSFETs, simplifying design and reducing component count.
5. Current-Mode Control: Utilizes current-mode control for fast transient response and stable operation.
6. Protection Features: Includes over-current, over-voltage, and thermal shutdown protections to enhance reliability.
7. Compact Package: Available in a space-saving package, suitable for compact or portable applications.
These features make it ideal for use in consumer electronics, telecommunications, and computing devices where efficient power conversion is essential.
Pinout
The NCP81611MNTXG typically features 32 pins in a QFN (Quad Flat No-leads) package. As a multiphase buck controller, its primary function is to regulate output voltage by controlling multiple phases of power delivery. This helps in distributing the load current across several phases, improving efficiency, and reducing thermal stress on components.
Key functions of the NCP81611MNTXG include:
1. Voltage Regulation: Ensures a stable output voltage despite variations in input voltage or output load.
2. Phase Control: Supports multiphase operation for better current distribution.
3. Power Monitoring: Includes features for real-time monitoring and diagnostics.
4. Protection Features: Offers over-voltage, under-voltage, over-current, and thermal protection mechanisms.
For detailed pin configuration and specific functionalities, referring to the datasheet provided by ON Semiconductor is recommended.