Zetex is a leading provider of high performance, analog semiconductor products for signal processing and power management. The company designs and manufactures a broad range of standard and application focused linear integrated circuits and discrete semiconductor products using a wide variety of wafer processing technologies.
Features
• 94% efficiency
• Minimum operating input voltage 0.8V
• Maximum operating input voltage 8V
• Standby current less than 5μA
• Programmable output current
• Series or parallel LED configuration
• Low saturation voltage switching transistor
• SOT23-5 package
Applications
• LCD backlights:
• Digital still camera
• PDA
• Mobile phone
• LED flashlights and torches
• White LED driving
• Multiple LED driving
The ZXSC310 is a single or multi cell LED driver designed for LCD backlighting applications. The input voltage range of the device is between 0.8V and 8V. The solution configuration ensures optimum efficiency over a wider range of load currents; several circuit configurations are possible depending on battery life versus brightness considerations. The ZXSC310 is offered in the SOT23-5 package which, when combined with a SOT23 switching transistor, generates a high efficiency small size circuit solution. The IC and discrete combination offers the ultimate cost Vs performance solution for LED backlight applications.