MAX8722CEEG+

Series:	--
Packaging:	Tube
Part Status:	Not For New Designs
Type:	CCFL Controller
Frequency:	30kHz ~ 80kHz
Voltage - Supply:	4.6 V ~ 28 V
Current - Supply:	1mA
Current - Output Source/Sink:	--
Dimming:	Yes
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	24-SSOP (0.154", 3.90mm Width)
Supplier Device Package:	24-QSOP
Base Part Number:	MAX8722

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MAX8722CEEG+ Application Field and Working Principle

1. Introduction to MAX8722CEEG+

The MAX8722CEEG+ is a Pulse Width Modulation DC/DC converter, a type of PMIC (Power Management Integrated Chip). It specifically belongs to the Lighting & Ballast Controller (LBC) segment, a type of PMIC that is capable of providing and manage output power for lighting and ballast applications. It was specifically designed for light sensor applications, providing excellent lighting control and power management for energy efficient lighting systems.

2. MAX8722CEEG+ Application Field

The MAX8722CEEG+ is specifically designed for light sensor applications, where a light output or emission needs to be precisely regulated. Its main application field is LED lighting and ballast control, where it provides accurate light control while limiting unnecessary power consumption. Its strong protections cover overvoltage, undervoltage, thermal shutdown, and clock synchronization during power sequencing, among other errata, providing advanced lighting control and making it an ideal PMIC for LED and ballast control applications.

3. MAX8722CEEG+ Working Principle

The MAX8722CEEG+ working principle is based on Pulse Width Modulation (PWM). This type of DC/DC converter uses its switching frequency either to vary the output voltage or to adjust the peak output power, by modulating the "ON" time of the pump with the input clock of the DC/DC converter. The input clock is send to an internal Pulse Width Modulation Block, which adjusts the "On" and "Off" times of the pump. This way, the pump output current is regulated in a stable fashion.

4. Conclusion

The MAX8722CEEG+ is a Pulse Width Modulation DC/DC converter, specifically designed for lighting and ballast control applications. It provides accurate light control while limiting unnecessary power consumption. Its working principle is based on PWM and its advanced protections cover overvoltage, undervoltage, thermal shutdown, and clock synchronization during power sequencing, among other errata. This PMIC is an ideal choice for LED and ballast control applications, providing the utmost in efficiency and reliability.

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