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L6727 Single phase PWM controller
L6727 is a single-phase step-down controller with integrated high-current drivers that provides complete control logic, protections and reference voltage to realize in an easy and simple way general DC/DC converters by using a compact SO-8 package.
http://www.st.com/stonline/products/literature/ds/12933/l6727.pdf -
L4957A Up to 5A ULDO linear regulator
The L4957AD devices are Ultra Low Drop Output linear regulators with an internal N-channel MOSFET of 200mΩ particulary suitable for low voltage/low dropout applications. Operating with a input voltage from 3V to 14V they are capable to deliver up to 5A.
http://www.st.com/stonline/products/literature/ds/7028/l4957a.pdf -
TSM108 voltage and current stepdown PWM controller
TSM108 is a step-down PWM controller designed to drive an external P-channel MOSFET, providing constant voltage and constant current regulations in battery charger applications. TSM108 can easily be configured for very wide voltage and current needs.
http://www.st.com/stonline/products/literature/ds/7335/tsm108.pdf -
L6725 L6725A Voltage mode PWM controller with bootstrap anti-discharging system
The device is a flexible high performance PWM buck controller dedicated for low voltage distributed DC/DC. The input voltage can range from 1.8V to 18V, while the supply voltage can range from 4.5V to 18V. The output voltage is adjustable down to 0.6V.
http://www.st.com/stonline/products/literature/ds/11933/l6725.pdf -
L6997S step down controller for low voltage operations
The device is a high efficient solution for networking DC/DC modules and mobile applications compatible with 3.3V bus and 5V bus. It's able to regulate an output voltage as low as 0.6V. The constant on time topology assures fast load transient response. The embedded voltage feed-forward provides nearly constant switching frequency operation in spite of a wide input voltage range.
http://www.st.com/stonline/products/literature/ds/10565/l6997s.pdf
