Advanced
Monolithic
Systems
AMS1585
4.6A LOW DROPOUT VOLTAGE REGULATOR
RoHS compliant
FEATURES
APPLICATIONS
• Three Terminal Adjustable or Fixed Voltages
• High Efficiency Linear Regulators
• Post Regulators for Switching Supplies
• Microprocessor Supply
1.5V, 2.5V, 2.85V, 3.0V, 3.3V, 3.5V and 5.0V
• Output Current of 4.6A
• Operates Down to 1.35V Dropout
• Load Regulation: 0.1%
• Line Regulation: 0.015%
• Battery Chargers
• Constant Current Regulators
• Notebook/Personal Computer Supplies
• Portable Instrumentation
• TO-220 and TO-263 packages available
GENERAL DESCRIPTION
The AMS1585 series of adjustable and fixed voltage regulators are designed to provide 4.6A output current and to operate
down to 1.35V input-to-output differential 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 AMS1585 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
3 Lead TO-220 3 Lead TO-263
AMS1585CT AMS1585CM
OPERATING JUNCTION
TEMPERATURE RANGE
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
AMS1585CT-1.5
AMS1585CT-2.5
AMS1585CT-2.85
AMS1585CT-3.0
AMS1585CT-3.3
AMS1585CT-3.5
AMS1585CT-5
AMS1585CM-1.5
AMS1585CM-2.5
AMS1585CM-2.85
AMS1585CM-3.0
AMS1585CM-3.3
AMS1585CM-3.5
AMS1585CM-5
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. www.advanced-monolithic.com Phone (925) 443-0722 Fax (925) 443-0723