Texas Instruments

LM34919CQSDX/NOPB  

DC Switching Voltage Regulators

The LM34919CQSDX/NOPB is a highly integrated, high-efficiency, step-down switching regulator from Texas Instruments. It is designed to provide a stable output voltage from a wide range of input voltages, making it ideal for use in a variety of applications.

Description:

The LM34919CQSDX/NOPB is a step-down converter that converts a higher input voltage to a lower output voltage. It features a high efficiency of up to 98% and a wide input voltage range of 4.5V to 22V. The device is available in a compact QFN package, making it suitable for space-constrained applications.

Features:

1. High efficiency: The LM34919CQSDX/NOPB has a high efficiency of up to 98%, which helps to reduce power dissipation and improve overall system performance.
2. Wide input voltage range: The device can operate from an input voltage range of 4.5V to 22V, making it suitable for a wide range of applications.
3. Compact package: The LM34919CQSDX/NOPB is available in a compact QFN package, which saves space on the printed circuit board (PCB).
4. High accuracy: The device features a high accuracy of ±1%, which ensures a stable output voltage.
5. Low quiescent current: The LM34919CQSDX/NOPB has a low quiescent current of 2.5μA in shutdown mode, which helps to reduce power consumption in battery-powered applications.

Applications:

The LM34919CQSDX/NOPB is suitable for a wide range of applications, including:

1. Portable electronics: The high efficiency and low quiescent current make it ideal for use in portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial equipment: The wide input voltage range and high accuracy make it suitable for use in industrial equipment such as motor controllers and sensor interfaces.
3. Automotive: The LM34919CQSDX/NOPB can be used in automotive applications such as infotainment systems and advanced driver-assistance systems (ADAS).
4. Medical equipment: The device can be used in medical equipment such as portable medical devices and patient monitoring systems.
5. Power supplies: The LM34919CQSDX/NOPB can be used as a step-down converter in power supply applications, providing a stable output voltage from a wide range of input voltages.

In summary, the LM34919CQSDX/NOPB is a highly integrated, high-efficiency step-down switching regulator from Texas Instruments. It features a wide input voltage range, high accuracy, and low quiescent current, making it suitable for a variety of applications, including portable electronics, industrial equipment, automotive, medical equipment, and power supplies.

LM34919CQSDX/NOPB Documents

Download datasheets and manufacturer documentation for LM34919CQSDX/NOPB

Datasheets :

LM34919C-Q1      

Design Resources :

LM34919C-Q1 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM34919C-Q1