MB39C031WQN-G-212-JNEFE1

Voltage/Current - Output 3:	3.3V, 250mA
Supplier Device Package:	28-QFN (4x4)
Package / Case:	28-WFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-30°C ~ 85°C
Voltage - Supply:	2.5 V ~ 5.5 V
w/Sequencer:	No
w/Supervisor:	No
w/LED Driver:	No
Series:	--
Voltage/Current - Output 2:	1.2V, 600mA
Voltage/Current - Output 1:	1.1V, 1.4A
Frequency - Switching:	3MHz
Number of Outputs:	3
Function:	Any Function
Topology:	Step-Down (Buck) Synchronous (2), Linear (LDO) (1)
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to MB39C031WQN-G-212-JNEFE1

The MB39C031WQN-G-212-JNEFE1 is a 2.1V Linear/Switching Voltage Regulator from the MB39C031 family of Power Management ICs. The MB39C031 family is a low-cost, high-integration solution that can be used in a variety of applications. Designed to provide superior performance and high reliability, the MB39C031 is a multiple voltage regulator IC that offers adjustable outputs, programmable current and voltage regulation, and low-power dissipation. It is ideal for applications that require low (typically less than 3W) power dissipation and high compatibility with existing systems.

Application Field and Working Principle of MB39C031WQN-G-212-JNEFE1

The MB39C031WQN-G-212-JNEFE1 is ideally suited for applications such as Mobile Communications, Wearable Computing, Set Top Boxes, Portable Video Cameras and Home Security. The device can be used as either a linear regulator or a switching regulator, and provides adjustable outputs with a range of 1.5V to 4V. The wide input voltage range, low quiescent current and high accuracy of the MB39C031 make it suitable for a variety of applications.The MB39C031WQN-G-212-JNEFE1 operates in either Linear or Switching mode, depending on the load. In linear mode, the output voltage is generated using an internal P-channel MOSFET, and the output voltage is regulated by monitoring the voltage on the resistor divider connected to the output of the regulator. A PID feedback loop then adjusts the voltage on this divider to keep the output voltage constant. In switching mode, the output voltage is generated using an internal switching power converter, and is regulated by monitoring the voltage on the resistor divider connected to the output of the regulator. A PID feedback loop then adjusts the duty cycle of the internal power converter to keep the output voltage constant. The MB39C031 is designed to provide a very low drop out voltage, enabling high efficiency operation even at very low input voltages. The low dropout voltage also makes it more resistant to noise and maintains a cleaner output voltage. The MB39C031 also has an internal short-circuit protection, providing safety and reliability in the event of a short circuit.The MB39C031WQN-G-212-JNEFE1 is an ideal choice for applications that require low power dissipation and high integration. It is a high performance, low cost solution with a wide range of features and adjustable outputs. The MB39C031 family of Voltage Regulators is designed to meet the demands of today\'s power management applications.

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