P9149VWNRG2 Allicdata Electronics
Allicdata Part #:

P9149VWNRG2-ND

Manufacturer Part#:

P9149VWNRG2

Price: $ 1.90
Product Category:

Integrated Circuits (ICs)

Manufacturer: IDT, Integrated Device Technology Inc
Short Description: SUZUKI DPU 12-VFQFPN
More Detail: Regulator Output DC-DC Controller IC
DataSheet: P9149VWNRG2 datasheetP9149VWNRG2 Datasheet/PDF
Quantity: 1000
512 +: $ 1.72557
Stock 1000Can Ship Immediately
$ 1.9
Specifications
Series: *
Part Status: Active
Description

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P9149VWNRG2 application field and working principle

The P9149VWNRG2 is a DC-DC switching regulator controller from PMIC - Voltage Regulators - DC DC Switching Controllers. The P9149VWNRG2 DC-DC switching regulator controller is an advanced and robust solution for regulating the output voltage of a DC-DC switching converter. It is designed for low-power, highly efficient and low cost DC-DC power supply applications such as wearable devices, home appliances and mobile power system. It features adjustable output voltage, low ripple, high efficiency, fast response and wide input voltage range.

Features of P9149VWNRG2

The key features of the P9149VWNRG2 DC-DC switching regulator are:

  • Switch control voltage range: 1.25V to 4.0V
  • High input voltage range: 4.5V to 24V
  • Programmable switch frequency range: 0.4MHz to 2.4MHz
  • High-side and low-side protection
  • Over-voltage protection
  • Low start-up current
  • Soft-start and current limit
  • High efficiency: up to 96% at full load and 40kHz switching frequency
  • Compact and lightweight for easy mounting

Applications of P9149VWNRG2

The P9149VWNRG2 DC-DC switching regulator controller is suitable for a variety of applications that require precise voltage regulation and high efficiency, such as LED lighting, portable electronics, automotive applications, and high-level circuit protection. Additionally, this controller can also be used in battery charging and other applications demanding a high input voltage range.

Working principle of P9149VWNRG2

The P9149VWNRG2 DC-DC switching regulator controller works by using a feedback loop to accurately maintain the output voltage at the setpoint. The controller monitors the output voltage and sends a signal to the switch control circuit to adjust the duty cycle. The duty cycle is the ratio of the time the switch is on to the total switching period. With a duty cycle of 0%, the switch is always off and no current is supplied. Conversely, with a duty cycle of 100%, the switch is always on and current is supplied. The P9149VWNRG2 DC-DC switching regulator controller adjusts the output voltage by varying the duty cycle according to the feedback provided by the output voltage.

Conclusion

The P9149VWNRG2 DC-DC switching regulator controller is an advanced and cost-effective solution for regulating the output voltage of a DC-DC switching converter. It features adjustable output voltage, low ripple, high efficiency, fast response and wide input voltage range, making it suitable for a variety of applications that require precise voltage regulation and high efficiency. The controller works by using a feedback loop to accurately maintain the output voltage at the setpoint and varies the duty cycle to the switch control circuit according to the feedback provided by the output voltage.

The specific data is subject to PDF, and the above content is for reference

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