|6570368||Switching power supply device for suppressing an increase in ripple output voltage|
An apparatus is provided to suppress an increase in the ripple voltage inevitable in a conventional switching power supply device used at low temperatures. A switching power supply device is provided that has a DC--DC converter that receives an input volt...
|5355078||Semiconductor integrated circuit for a stabilized power supply circuit|
A stabilized power supply circuit is prevented from being affected by a heavy load. A transistor (Q1) having a smaller emitter area, a transistor (Q2) having a larger emitter area, and an output transistor (Q3) are incorpo...