Advanced
Monolithic
Systems
AMS1086
1.5A LOW DROPOUT VOLTAGE REGULATOR
FEATURES
APPLICATIONS
· Three Terminal Adjustable or Fixed Voltages
1.5V, 2.5V, 2.85V, 3.0V, 3.3V, 3.5V and 5.0V
· Output Current of 1.5A
· High Efficiency Linear Regulators
· Post Regulators for Switching Supplies
· Microprocessor Supply
· Operates Down to 1V Dropout
· Line Regulation: 0.015%
· Load Regulation: 0.1%
· Battery Chargers
· Constant Current Regulators
· Notebook/Personal Computer Supplies
· Portable Instrumentation
· TO-220 and TO-263 packages available
GENERAL DESCRIPTION
The AMS1086 series of adjustable and fixed voltage regulators are designed to provide 1.5A output current and to operate
down to 1V input-to-output differential. The dropout voltage of the device is guaranteed maximum 1.5V at maximum output
current, decreasing at lower load currents.
On-chip trimming adjusts the reference voltage to 1%. Current limit is also trimmed, minimizing the stress under overload
conditions on both the regulator and power source circuitry.
The AMS1086 devices are pin compatible with older three-terminal regulators and are offered in 3 lead TO-220 package and
3 lead TO-263 (Plastic DD).
ORDERING INFORMATION:
PACKAGE TYPE
OPERATING JUNCTION
TEMPERATURE RANGE
3 LEAD TO-220
3 LEAD TO-263
AMS1086CM
AMS1086CT
0 to 125° C
0 to 125° C
0 to 125° C
0 to 125° C
0 to 125° C
0 to 125° C
0 to 125° C
0 to 125° C
AMS1086CT-1.5
AMS1086CT-2.5
AMS1086CT-2.85
AMS1086CT-3.0
AMS1086CT-3.3
AMS1086CT-3.5
AMS1086CT-5.0
AMS1086CM-1.5
AMS1086CM-2.5
AMS1086CM-2.85
AMS1086CM-3.0
AMS1086CM-3.3
AMS1086CM-3.5
AMS1086CM-5.0
FRONT VIEW
3
TAB IS
OUTPUT
2
1
PIN CONNECTIONS
FRONT VIEW
3
ADJUSTABLE VERSION
FIXED VERSION
TAB IS
OUTPUT
2
1
1- Ground
2- VOUT
3- VIN
1- Adjust
2- VOUT
3- VIN
Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140