LM555C (National Semiconductor)
Timer
Timer
Single Timer
synchronous 4-switch buck-boost controller
Wide Range Synchronous Buck Controller
Positive High-Voltage Hot Swap and In-Rush Current Controller
Timer
Single P-channel MOSFET
100-V Input 1-A synchronous buck DC/DC converter
DC-DC Regulator
Complementary MOSFET
Timer
Dual P-channel MOSFET
Synchronous Buck DC-DC Controller
Single N-channel MOSFET
Dual N-channel MOSFET
Active Clamp Voltage Mode PWM Controller
Complementary MOSFET
Complementary MOSFET
Timer
Complementary MOSFET