AOZ1950DI

Series:	EZBoost™
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	DC DC Regulator
Topology:	Step-Up (Boost)
Internal Switch(s):	Yes
Number of Outputs:	1
Voltage - Supply (Min):	2.7V
Voltage - Supply (Max):	5.5V
Voltage - Output:	53V
Current - Output / Channel:	1.1A (Switch)
Frequency:	800kHz
Dimming:	Analog, PWM
Applications:	Backlight
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	10-VFDFN Exposed Pad
Supplier Device Package:	10-DFN-EP (3x3)

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Introduction

AOZ1950DI is an LED driver from Power Management IC (PMIC) family. Often fitted on printed circuit boards, the driver is ideal for a number of applications including the controlling of LED arrays for a variety of purposes. The AOZ1950DI features low power consumption, precise current regulation, and high efficiency. This article will further look into the application field and working principle of this product.

Applications

As a high-efficiency, high-precision, multifunctional LED driver, the AOZ1950DI is suited for a variety of applications. Its low ripple and low standby current characteristics make it a great choice for automotive system designs. Additionally, its adjustable voltage characteristics and high-precision current regulation allow its use in many other products including aircraft lights, automotive interior lights, projector headlights, traffic lights, and others. The AOZ1950DI can also be used to drive multiple LED modules in series or in parallel, making it suitable for the creation of LED strips and LED wallwashers. It is also immensely reliable with a maximum single-channel output of +13V DC, allowing it to handle a wide range of LED brightness states.

Working Principle

The AOZ1950DI works on the basic principle of Current Regulation. It provides an adjustable current output that can be finely tuned to the user’s needs. The product uses a combination of a high-precision op-amp with a low-power transconductance amplifier to facilitate this. An intelligently designed voltage detection circuit provides accurate operation of the LED driver, while a temperature and time-regulated LEDFET technology provides tight current regulation. In addition, the circuit also provides shutdown and open circuit protection. All these elements come together to make the AOZ1950DI a reliable and efficient LED driver.

Conclusion

In conclusion, the AOZ1950DI is a reliable and flexible LED driver from the PMIC family. It is an efficient driver that offers low power consumption, precise current regulation, and a wide range of applications from automotive systems to aircraft lighting. Furthermore, the driver works on the basic principle of Current Regulation and is supported by a voltage detection circuit and a temperature and time-regulated LEDFET technology. When coupled with its features, the AOZ1950DI makes an ideal choice for the controlling of LED arrays in a wide range of products, making it a must-have for anyone looking for an efficient, reliable, and flexible LED driver.

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