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AP1121 series are low dropout positive regulator with minimum of 1A output current capability. The product is specifically designed to provide well-regulated supply for low voltage IC applications such as high-speed bus termination and low current 3.3V/2.5V or 3.3V/1.8V logic supply. AP1121 series are guaranteed to have <1.3V dropout at full load current making it ideal to provide well regulated outputs dual channels with up to 18V input supply.
AP1121 Maximum Ratings
Symbol
Parameter
Rating
Unit
VIN
DC Supply Voltage
-0.3 to 18 V
V
PD
Power Dissipation
Internally Limited
TST
Storage Temperature
-65 to +150
oC
TOP
Operating Junction Temperature Range
0 to +150
oC
AP1121 Features
• 1.3V maximum dropout at full load current • Fast transient response • Output current limiting for each channel. • Built-in thermal shutdown each channel. • Good noise rejection • Dual output ch1=3.3V, ch2=2.5V (1.8V for B version) • Pb-Free Packages: SOP-8L