LTC1706C-19

LTC1706-19 VID Voltage Programmer FEATURES s s DESCRIPTIO s s s s Programs Regulator Output Voltage from 1.3V to 2V in 50mV Steps Programs an Entire Family of Linear Technology DC/DC Converters Fully Compliant with the Intel Mobile VID Specification ± 0.25% Accurate Output Voltage Built-In 40k Pull-Up Resistors on VID Inputs Available in SO-8 Packaging The LTC®1706-19 is a precision, digitally programmed, resistive ladder which adjusts the output of any 1.19V referenced regulator. Depending on the state of the four VID inputs, an output voltage between 1.3V and 2V is programmed in 50mV increments. The LTC1706-19 is designed specifically to program an entire family of Linear Technology DC/DC converters in full compliance with the Intel Mobile VID specification. The LTC1706-19 programs the following Linear Technology DC/DC converter products: LTC1433, LTC1434, LTC1435, LTC1435A, LTC1436, LTC1437, LTC1438, LTC1439, LTC1538-AUX, LTC1539, LTC1624 and LTC1625. (Consult factory for future compatible DC/DC converter products.) , LTC and LT are registered trademarks of Linear Technology Corporation. Pentium is a registered trademark of Intel Corporation. U APPLICATIONS s s s s Intel Mobile Pentium® II Processor Power Supply Notebook and Palmtop Computers, PDAs Portable Instruments Battery-Powered Equipment TYPICAL APPLICATIO COSC 47pF 1 2 3 CSS 0.1µF COSC RUN/SS ITH LTC1435A CC 1000pF CC2 220pF RC 10k 50pF Intel Mobile Pentium II Processor Power Supply RF 4.7Ω VIN 4.5V TO 22...