FAN1117AS33X

FAN1117AS33X Datasheet

FAN1117A

Part	Datasheet
FAN1117AS33X	FAN1117AS33X (pdf)

Related Parts	Information
FAN1117AD285X	FAN1117AD285X
FAN1117AT33	FAN1117AT33
FAN1117AT	FAN1117AT
FAN1117AS18X	FAN1117AS18X
FAN1117AS25X	FAN1117AS25X
FAN1117AS285X	FAN1117AS285X
FAN1117AT18	FAN1117AT18
FAN1117AS5X	FAN1117AS5X
FAN1117ASX	FAN1117ASX
FAN1117ADX	FAN1117ADX
FAN1117AD18X	FAN1117AD18X
FAN1117AT25	FAN1117AT25
FAN1117AD25X	FAN1117AD25X
FAN1117AD33X	FAN1117AD33X

PDF Datasheet Preview
FAN1117A 1A Adjustable/Fixed Low Dropout Linear Regulator • Low dropout voltage • Load regulation typical • Trimmed current limit • On-chip thermal limiting • Standard SOT-223, TO-220, and TO-252 packages • Three-terminal adjustable or 1.8V, 2.5V, 2.85V, 3.3V, 5V • Active SCSI terminators • High linear regulators • Post regulators for switching supplies • Battery chargers • 12V to 5V linear regulators • Motherboard clock supplies The FAN1117A and FAN1117A-1.8, and -5 are low dropout three-terminal regulators with 1A 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 to be used in Active Terminators for SCSI bus. Current limit is trimmed to ensure output current and controlled short-circuit current. On-chip thermal limiting provides protection against any combination of overload and ambient temperatures that would create excessive junction temperatures. Unlike PNP type regulators where up to 10% of the output current is wasted as quiescent current, the quiescent current of the FAN1117A into the load, increasing The FAN1117A series regulators are available in the industry-standard SOT-223, TO-220, and TO-252 DPAK power packages. VIN = 12V 10µF FAN1117A VOUT VOUT = VREF 1 + R2/R1 + IADJ • R2 9V at 1A 22µF VIN = 12V 10µF FAN1117A-5 VOUT 5V at 1A 22µF PRODUCT SPECIFICATION Pin Assignments FAN1117A Front View Tab is VOUT Tab is VOUT Front View 3 2 1 IN OUT ADJ/GND 4-Lead Plastic SOT-223 ΘJC = 15°C/W* Front View Tab is VOUT ADJ/ OUT IN GND 3-Lead Plastic TO-252 ΘJC = 3°C/W* ADJ/ OUT IN GND 3-Lead Plastic TO-220 ΘJC = 3°C/W* With package soldered to square inch copper area over backside ground plane or internal power plane, ΘJA can vary from 30°C/W to more than 50°C/W. Other mounting techniques may provide better thermal resistance than 30°C/W. Absolute Maximum Ratings Parameter VIN VOUT IOUT Operating Junction Temperature Range Storage Temperature Range Lead Temperature Soldering, 10 sec. Min. Max. Unit Ordering Information Product Number FAN1117ADX FAN1117ASX FAN1117AD18X FAN1117AS18X FAN1117AD25X FAN1117AS25X FAN1117AD285 FAN1117AS285 FAN1117AD33X FAN1117AS33X FAN1117AT FAN1117AT18 FAN1117AT25 FAN1117AT33 FAN1117AD5X FAN1117AS5X Package TO-252 in tape and reel SOT-223 in tape and reel TO-252 in tape and reel SOT-223 in tape and reel TO-252 in tape and reel SOT-223 in tape and reel TO-252 SOT-223 TO-252 in tape and reel SOT-223 in tape and reel TO-220 TO-220 TO-220 TO-220 TO-252 in tape and reel SOT-223 in tape and reel FAN1117A DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 11/7/03 0.0m 007 Stock#DS30001117A 2003 Fairchild Semiconductor Corporation

PDF Datasheet Preview

FAN1117A
1A Adjustable/Fixed Low Dropout Linear Regulator
• Low dropout voltage
• Load regulation typical
• Trimmed current limit
• On-chip thermal limiting
• Standard SOT-223, TO-220, and TO-252 packages
• Three-terminal adjustable or 1.8V, 2.5V, 2.85V,
3.3V, 5V
• Active SCSI terminators
• High linear regulators
• Post regulators for switching supplies
• Battery chargers
• 12V to 5V linear regulators
• Motherboard clock supplies

The FAN1117A and FAN1117A-1.8, and -5 are low dropout three-terminal regulators with 1A 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 to be used in Active Terminators for SCSI bus.

Current limit is trimmed to ensure output current and controlled short-circuit current. On-chip thermal limiting provides protection against any combination of overload and ambient temperatures that would create excessive junction temperatures.

Unlike PNP type regulators where up to 10% of the output current is wasted as quiescent current, the quiescent current of the FAN1117A into the load, increasing

The FAN1117A series regulators are available in the industry-standard SOT-223, TO-220, and TO-252 DPAK power packages.

VIN = 12V
10µF

FAN1117A

VOUT

VOUT = VREF 1 + R2/R1 + IADJ
• R2
9V at 1A
22µF

VIN = 12V
10µF

FAN1117A-5

VOUT
5V at 1A
22µF

PRODUCT SPECIFICATION

Pin Assignments

FAN1117A

Front View Tab is VOUT

Tab is VOUT

Front View 3 2 1

IN OUT ADJ/GND
4-Lead Plastic SOT-223 ΘJC = 15°C/W*

Front View Tab is VOUT

ADJ/ OUT IN GND 3-Lead Plastic TO-252
ΘJC = 3°C/W*

ADJ/ OUT IN GND 3-Lead Plastic TO-220
ΘJC = 3°C/W*
*With package soldered to square inch copper area over backside ground plane or internal power plane, ΘJA can vary from 30°C/W to more than 50°C/W. Other mounting techniques may provide better thermal resistance than 30°C/W.

Absolute Maximum Ratings

Parameter VIN VOUT * IOUT Operating Junction Temperature Range Storage Temperature Range Lead Temperature Soldering, 10 sec.

Min.

Max.

Unit
Ordering Information

Product Number FAN1117ADX FAN1117ASX FAN1117AD18X FAN1117AS18X FAN1117AD25X FAN1117AS25X FAN1117AD285 FAN1117AS285 FAN1117AD33X FAN1117AS33X FAN1117AT FAN1117AT18 FAN1117AT25 FAN1117AT33 FAN1117AD5X FAN1117AS5X

Package TO-252 in tape and reel SOT-223 in tape and reel TO-252 in tape and reel SOT-223 in tape and reel TO-252 in tape and reel SOT-223 in tape and reel TO-252 SOT-223 TO-252 in tape and reel SOT-223 in tape and reel TO-220 TO-220 TO-220 TO-220 TO-252 in tape and reel SOT-223 in tape and reel

FAN1117A

DISCLAIMER

FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

LIFE SUPPORT POLICY

FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:

Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user.

A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
11/7/03 0.0m 007 Stock#DS30001117A 2003 Fairchild Semiconductor Corporation

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Datasheet ID: FAN1117AS33X 513867