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Description : 5A Adjustable/Fixed Low Dropout Linear Regulator

Description
The FAN1585A, FAN1585A-1.5, and FAN1585A-1.8 are Low Dropout three-terminal Regulators with 5A output current capability. These devices have been optimized for Low voltage applications including VTT bus termination for FC-PGA, where transient response and minimum input voltage are critical. The FAN1585A-1.5 offers fixed 1.5V with 5A current capabilities for AGTL+ bus VTT termination for FC-PGA. The FAN1585A is ideal for Low voltage microprocessor applications requiring a regulated output from 1.5V to 3.6V with an input supply of 5V or less, or for FC-PGA applications with significant trace resistance.

Features
• Fast transient response
Low Dropout voltage at up to 5A
• Load regulation: 0.05% typical
• Trimmed current limit
• On-chip thermal limiting
• Packages: TO-220, TO-252, TO-263 and TO-263 Centercut

Applications
• AGTL+ bus supply for FC-PGA
Low voltage logic supply
• Post Regulator for switching supply
• 3.3V to 1.5V Linear Regulator
• 5V to 1.8V Linear Regulator

 

Exar
Exar Corporation
Description : 5A Low Dropout Voltage Regulator Adjustable & Fixed Output, Fast Response

PRODUCT DESCRIPTION
The SPX1585 is a Low power 5A adjustable and fixed voltage Regulator that is very easy to use. It requires only 2 external resistors to set the output voltage for the adjustable version. The SPX1585 devices are designed for Low voltage applications that offer Lower Dropout voltage and faster transient response. This device is an excellent choice for use in powering Low voltage microprocessors that require a Lower Dropout, faster transient response to regulate from +2.5V to 3.8V supplies, and as a post Regulator for switching supplies applications. The SPX1585 features Low Dropout of a maximum 1.2 volts.

FEATURES
• Adjustable Output Down To 1.2V
• Fixed Output Voltages 1.5V, 2.5V, 3.3V
• Output Current Of 5A
Low Dropout Voltage 1.1V Typ @ 5A.
• Extremely Tight Load And Line Regulation
• Current & Thermal Limiting
• Standard 3-Terminal Low Cost TO-263
• Similar To Industry Standard LT1085/LT1585

APPLICATIONS
• Powering VGA & Sound Card
• Power PC Supplies
• SMPS Post-Regulator
• High Efficiency “Green” Computer Systems
• High Efficiency Linear Power Supplies
• Portable Instrumentation
• Constant Current Regulators
• Adjustable Power Supplies
• Battery charger
TM

Part Name(s) : GJ1086
GTM
GTM CORPORATION
Description : 1.5A Low Dropout Positive Adjustable or Fixed-Mode Regulator

Description
The GJ1086 is a Low Dropout positive adjustable or fixed-mode Regulator with minimum of 1.5A 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 logic supply. GJ1086 is also well suited for other applications such as VGA cards. GJ1086 is guaranteed to have <1.4V Dropout at full load current making it ideal to provide well-regulated outputs of 1.25 to 5.0V with 4.7 to 12V input supply by different output voltage.

Features
• 3-Terminal Adjustable or fixed 1.5V,1.8V,2.5V,3.3V,5.0V
• 1.4V Maximum Dropout at Full Load current
• Fast Transient response
• Built-in Thermal Shutdown
• Output current limiting

Description : 5A Adjustable/Fixed Ultra Low Dropout Linear Regulator

Description
The FAN1581, FAN1581-1.2, FAN1581-1.5, and FAN1581- 2.5 are ultra-Low Dropout Regulators with 5A output current capability. These devices have been optimized for Low voltage applications including VTT bus termination, where transient response and minimum input voltage are critical. The FAN1581 is ideal for Low voltage microprocessor applications requiring a regulated output from 1.3V to 5.7V with a power input supply of 1.75V to 6.5V. The FAN1581-1.5 offers fixed 1.5V with 5A current capabilities for GTL+ bus VTT termination. Additionally, the FAN1581-1.2 offers fixed 1.2V output for CPU Bus termination. The FAN1581-2.5 offers fixed 2.5V with 5A current capability for logic IC operation and processors while minimizing the overall power dissipation.

Features
• Ultra Low Dropout voltage, 0.4V typical at 5A
• 1.2V Versions available for GTL termination
• Remote sense operation
• Fast transient response
• Load regulation: 0.05% typical
• 0.5% typical initial accuracy
• On-chip thermal limiting
• TO-263, TO-252 and TO-220 packages

Applications
• Support of GTL+ bus supply
Low voltage logic supply
• Embedded Processor supplies
• Split plane Regulator
• 2.5V, and 1.8V Logic Families
• DDR Termination Supply

Description : 1.5A Adjustable/Fixed Low Dropout Linear Regulator

Description
The FAN1086 and FAN1086-2.5, -2.85, -3.3 and -5 are Low Dropout three-terminal Regulators with 1.5A output current capability. These devices have been optimized for Low voltage where transient response and minimum input voltage are critical. The 2.85V version is designed specifically to be used in Active Terminators for SCSI bus.

Features
Low Dropout voltage
• Load regulation: 0.05% typical
• Trimmed current limit
• On-chip thermal limiting
• Standard SOT-223, TO-263, and TO-252 packages
• Three-terminal adjustable or fixed 2.5V, 2.85V, 3.3V, 5V

Applications
• Active SCSI terminators
• High efficiency Linear Regulators
• Post Regulators for switching supplies
• Battery chargers
• 5V to 3.3V Linear Regulators
• Motherboard clock supplies

 

Part Name(s) : ADP667AN ADP667AR
AD
Analog Devices
Description : +5 V Fixed, Adjustable Low-Dropout Linear Voltage Regulator

GENERAL DESCRIPTION
The ADP667 is a Low-Dropout precision voltage Regulator that can supply up to 250 mA output current. It can be used to give a fixed +5 V output with no additional external components or can be adjusted from +1.3 V to +16 V using two external resistors. Fixed or adjustable operation is automatically selected via the SET input. The Low quiescent current (20 µA) in conjunction with the standby or shutdown mode (0.2 µA) makes this device especially suitable for battery powered systems.

FEATURES
    Low-Dropout: 150 mV @ 200 mA
    Low Power CMOS: 20 µA Quiescent Current
    Shutdown Mode: 0.2 µA Quiescent Current
    250 mA Output Current
    Pin Compatible with MAX667
    Stable with 10 µF Load Capacitor
    Low Battery Detector
    Fixed +5 V or Adjustable Output
    +3.5 V to +16.5 V Input Range
    Dropout Detector Output

APPLICATIONS
    Handheld Instruments
    Cellular Telephones
    Battery Operated Devices
    Portable Equipment
    Solar Powered Instruments
    High Efficiency Linear Power Supplies

Part Name(s) : ADP3367AR
ADI
Analog Devices
Description : +5 V Fixed, Adjustable Low-Dropout Linear Voltage Regulator

GENERAL DESCRIPTION
The ADP3367 is a Low-Dropout precision voltage Regulator that can supply up to 300 mA output current. It can be used to give a fixed +5 V output with no additional external components or can be adjusted from +1.3 V to +16 V using two external resistors.
   
FEATURES
    Low Dropout: 150 mV @ 200 mA
                           300 mV @ 300 mA
    Low Power CMOS: 17 μA Quiescent Current
    Shutdown Mode: 0.2 μA Quiescent Current
    300 mA Output Current Guaranteed
    Pin Compatible with MAX667
    Stable with 10 mF Load Capacitor
    +2.5 V to +16.5 V Operating Range
    Low Battery Detector
    Fixed +5 V or Adjustable Output
    High Accuracy: ±2%
    Dropout Detector Output
    Low Thermal Resistance Package*
    ESD > 6000 V
   
APPLICATIONS
    Handheld Instruments
    Cellular Telephones
    Battery Operated Devices
    Portable Equipment
    Solar Powered Instruments
    High Efficiency Linear Power Supplies
   

Bay-Linear
Bay Linear
Description : 7.5A Low Dropout Voltage Regulator

Description
The Bay Linear B1083 is Monolithic Low power 7.5A Adjustable and fixed NPN voltage Regulator that are easy to use with minimum external components. All internal circuitry is designed to operate down to 1V input to output differential and the Dropout voltage is fully specified as a function of load current. Dropout is guaranteed at a maximum of 1.5V at a maximum output current. Current limit is trimmed, minimizing the stress on both the Regulator and power source circuitry under overload conditions. It is suitable for applications requiring a well-regulated positive output voltage with Low input-output differential voltage.

Features
• Adjustable Output Down to 1.2V
• Output Current of 7.5A
Low Dropout Voltage 1.0V Typ.
• 0.015% Line Regulation
• 0.01% Load Regulation
• Current & Thermal Limiting
• Standard 3-Terminal Low Cost TO-220
• Similar to industry Standard LT1083

Applications
• Constant Current Regulators
• SMPS Post Regulator
• High Efficiency Linear Regulator
• High Efficiency Linear Power Supplies
• Battery Charger
• Adjustable Power Supplies

Description : 7.5A, 5A, 3A Low Dropout Positive Adjustable Regulators

DESCRIPTION
The LT® 1083 series of positive adjustable Regulators are designed to provide 7.5A, 5A and 3A with higher efficiency than currently available devices. All internal circuitry is designed to operate down to 1V input-to-output differential and the Dropout voltage is fully specified as a function
of load current. Dropout is guaranteed at a maximum of 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 on both the Regulator and power source circuitry under overload conditions.

FEATURES
■ Three-Terminal Adjustable
■ Output Current of 3A, 5A or 7.5A
■ Operates Down to 1V Dropout
■ Guaranteed Dropout Voltage at Multiple Current Levels
■ Line Regulation: 0.015%
■ Load Regulation: 0.1%
■ 100% Thermal Limit Functional Test
■ Fixed Versions Available
■ Available in 3-Lead Plastic TO-220, TO-3P and DD Packages

Description : 1.5A Ultra Low Dropout Positive Adjustable or Fixed-mode Regulator

Description
The G5E1286 is 1.5A Regulator with extremely Low Dropout voltage. This product is specifically designed to provide well regulated supply for applications requiring 2.8V or Lower voltages from 3.3V ATX power supplies where high efficiency of the switch can be achieved without the cost and complexity associated with switching Regulator. One such application is the new graphic chipsets that requires anywhere from 2.4V to 2.7V supply.

Features
• 0.5V maximum Dropout voltage at 1.5A load current
• Built-in thermal shutdown
• Output current limiting
• Adjustable or fixed output voltage 1.5V, 1.8V, 2.5V, 3.3V, 5.0V
• Fast transient response
• Good noise rejection

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