
Micrel
General Description
MIC20XX family of switches are current limiting, high-side power switches, designed for general purpose power distribution and control in digital televisions (DTV), printers, set top boxes (STB), PCs, PDAs, and other
peripheral devices.
FEATUREs
• 70mΩ typical on-resistance @ 5V
• 170mΩ typical on-resistance @ 5V (MIC2005A)
• Enable active high or active low *
• 2.5V – 5.5V operating range
• Pre-set current limit values of 0.5A, 0.8A, and 1.2A *
• User adjustable current limit from 0.2A to 2.1A *
• Under voltage lock-out (UVLO)
• Variable UVLO allows adjustable UVLO thresholds *
• Automatic load discharge for capacitive loads *
• Soft start prevents large current inrush
• Adjustable slew rate allows custom slew rates *
• Automatic-on output after fault
• Thermal Protection
APPLICATIONs
• Digital televisions (DTV)
• Set top boxes
• PDAs
• Printers
• USB / IEEE 1394 power distribution
• Desktop and laptop PCs
• Game consoles
• Docking stations