Solutions Search - LTC3619 - 400mA/800mA Synchronous Step-Down DC/DC with Average Input Current Limit

USB-GSM application with 5V USB input (500mA max) charging a 4.4mF super cap (3.4V at 800mA) and providing 1.8V at 400mA

Sep 22nd 2009
The LTC3619 is a Dual 400mA/800mA monolithic synchronous buck regulator with an input supply voltage range is 2.5V to 5.5V, making it ideal for Li-Ion and USB powered applications ...

3.3V to 5.5V input (475mA max or disable) charging a 4.4mF super cap (3.3V at 800mA) and providing 1.8V at 400mA

Sep 22nd 2009
The LTC3619 is a Dual 400mA/800mA monolithic synchronous buck regulator with an input supply voltage range is 2.5V to 5.5V, making it ideal for Li-Ion and USB powered applications ...

3.3V to 5.5V input (500mA max) charging 4.4mF super cap (3.3V at 800mA) and providing 1.8V at 400mA

Sep 22nd 2009
The LTC3619 is a Dual 400mA/800mA monolithic synchronous buck regulator with an input supply voltage range is 2.5V to 5.5V, making it ideal for Li-Ion and USB powered applications ...