DescriptionThe UC1842/3/4/5 family of control devices provides the necessary features to implement off-line or dc-to-dc fixed frequency current mode control schemes with a minimal external parts count. Internally implemented circuits include under-voltage lockout featuring start up current les..
FeaturesEnhanced Replacement for UCx84x and UCx84xA Family With Pin-to-Pin Compatibility1-MHz Operation50-µA Standby Current, 100-µA MaximumLow Operating Current of 2.3 mA at 52 kHzFast 35-ns Cycle-by-Cycle Over-Current Limiting±1-A Peak Output CurrentRail-to-Rail Output Swings with 25-ns Rise and 2..
UM66 is a melody generating IC commonly used in calling bell, phone, toys, musical bell in doors, home security alarm systems, burglar alarms etc. It is a three pin IC looks like a transistor. Its first pin is ground, second is VCC and the third is the melody output. Supply voltage that can be ..