AZ2940 Datasheet, PDF (1/18 Pages) BCD Semiconductor Manufacturing Limited – 1A ULTRA LOW DROPOUT LINEAR REGULATOR

Data Sheet
1A ULTRA LOW DROPOUT LINEAR REGULATOR
General Description
Features
AZ2940
The AZ2940 is a low dropout three-terminal regulator _{· Minimum Guaranteed Output Current: 1A}
with a typical dropout of 280mV at 1A output current. _{· Dropout Voltage at IOUT=1A: 280mV}
The AZ2940 provides current limit and thermal shut-
down. On-chip thermal shutdown provides protection
·
·
Output Accuracy: ± 1%
Low Ground Current
against any combination of high current and ambient ^{· Internal Current Limit and Thermal Protection}
temperature that would create excessive junction tem- ^{· Reversed-battery and Reversed-lead Insertion}
peratures.
Protection
· Fast Transient Response
The AZ2940 has 2.5V, 3.3V and 5.0V versions.
The AZ2940 is available in the industry standard TO- _Applications
220-3, TO-263-3 and TO-252-2 power packages.
· LCD TV
· Set Top Box
· LCD Monitor
· SMPS Post Regulator
· Laptop, Palmtop and Notebook
· Portable Instrumentation
· USB Power Supply
TO-220-3
TO-263-3
TO-252-2
Sep. 2005 Rev. 1. 4
Figure 1. Package Types of AZ2940
BCD Semiconductor Manufacturing Limited
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