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Manufacturer Part #

SP6669EB

Evaluation Board for SP6669 1.5 MHz 600 mA Synchronous Step Down Converter


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Mfr. Name:	MaxLinear
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Features & Applications

Exar's PowerXR products fuse digital power-supply control andmonitoring technology with high-performance analog circuitry in a new generationof digital power-management products that enable system architects to createproducts with advanced, integrated, switching power supplies that significantlyreduce wasted energy compared to more commonly used linear power-supplyregulators.

Exar Corporation is Powering Connectivity by delivering highly differentiatedsilicon solutions empowering products to connect. With distinctive knowledge inanalog and digital technologies, Exar enables a wide array of applications suchas portable devices, home media gateways, communications systems, and industrialautomation equipment.

The SP6669 is a 600 mA synchronous buck converter using a constant frequencycurrent mode architecture with pulse width modulation for low output voltageripple and fixed frequency noice, a pulse skip mode for light load efficiencyand a LDO mode for 100% duty cycle.

Features:

Up to 600 mA Output Current.
- Up to 95% Efficiency.
- 1.5 MHz Constant frequency Operation.
- Low Dropout Operation Mode: 100% Duty Cycle.
Output Voltege as low as 0.6 V.
No Schotty Diode Required.
Excellent Line and Current(no load).
Over-Temperature Protection.
2.5 V to 5.5 V Input Voltage Range.
Lead Free SOT23-5 Package.

Applications:

Cellular phones.
Wireles Networking.
Dogital Cameras.
Portable Instruments.
Portable Media Players