AAT1117 Linear Regulator Features Guaranteed 1.2V Dropout cu
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AAT1117
Linear Regulator Features
Guaranteed 1.2V Dropout current Adjustable Factory programmed output voltages Excellent performance over line, load Current limit protection Over-Temperature protection SOT-223, TO-252 (DPAK) TO-220 packages
AAT1117 Positive Linear Regulator designed deliver amp. features adjustable fixed output voltages excellent performance over line load variations. device able protect itself load from short circuit conditions with integrated current limiting circuitry. Thermal shutdown activated prevent damage under extreme conditions. AAT1117 available surface mount SOT223 TO-252 (DPAK), through-hole TO-220 packages.
Applications
Active SCSI Terminators High Efficiency Linear Regulators Post Regulators Switching Supplies Battery Chargers 3.3V Linear Regulators
Preliminary Information
Typical Application
INPUT
OUTPUT
AAT1117
GND/ADJ
10uF
10uF
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
Symbol
IOUT TLEAD
AAT1117
Linear Regulator
Absolute Maximum Ratings (TA=25°C unless otherwise noted)
Description
Input Voltage Output Current Operating Junction Temperature Range Thermal Resistance (SOT-223) Thermal Resistance (TO-252) Thermal Resistance (TO-220) Maximum Power Dissipation (SOT-223) Maximum Power Dissipation (TO-252) Maximum Power Dissipation (SOT-220) Maximum Soldering Temperature leads, sec)
PD/(VIN-VO) Internally Limited
Units
°C/W °C/W °C/W
Note: Stresses above those listed Absolute Maximum Ratings cause permanent damage device. Functional operation conditions other than operating conditions specified implied. Only Absolute Maximum rating should applied time.
Recommended Operating Conditions
Symbol
Description
Input Voltage Ambient Temperature Range
Rating
VOUT+1.2 13.2
Units
Electrical Characteristics AAT1117-ADJ(TJ=25°C unless otherwise noted)
Symbol VREF VOUT/ VOUT VOUT/ VOUT ILIM IADJ IADJ IOUTMIN PSRR Description Reference Voltage Conditions IOUT 10mA TJ=25°C Full temp 1.238 1.225 1.250 1.250 1.262 1.275 Units
Line Regulation
Load Regulation Dropout Voltage
Current Limit Ouput Voltage Temp. Coeff. Temperature Stability Adjust Current Adjust Current Change Minimum Load Current Output Noise Ripple Rejection Ratio
4.75 TJ=25°C IOUT 10mA TJ=25°C 4.75 15V, IOUT 10mA Full temp TJ=25°C IOUT 10mA Full temp IOUT 10mA -1A, Full temp VOUT 2.75 Full temp 2.75 IOUT 10mA IOUT 100mA, Full temp TJ=25°C 2.75 IOUT 10mA Full temp 2.75 IOUT 10mA Full temp 25°C IOUT Full temp
0.05 0.005
%/°C
0.003
%VOUT
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
Symbol VOUT VOUT/ VOUT VOUT/ VOUT ILIM PSRR Description Output Voltage
AAT1117
Linear Regulator
Electrical Characteristics AAT1117-3.3 (fixed)(TJ=25°C unless otherwise noted)
Conditions IOUT TJ=25°C Full temp 3.270 3.234 3.30 3.30 3.330 3.336 Units
Line Regulation
Load Regulation Dropout Voltage
Current Limit Quiescent Current Ouput Voltage Temp. Coeff. Temperature Stability Output Noise Ripple Rejection Ratio
4.75 TJ=25°C IOUT TJ=25°C 4.75 15V, IOUT Full temp TJ=25°C IOUT Full temp IOUT -1A, VOUT ±1%, Full temp 4.75 Full temp IOUT 0-1A, Full temp 4.75 IOUT IOUT 100mA, Full temp 25°C IOUT Full temp
0.05 0.005 0.003
%/°C %VOUT
Note defined VOUT when VOUT nominal.
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
Descriptions
AAT1117
Linear Regulator
Symbol
GND/ADJ
Function
fixed version AAT1117, ground connection. adjustable version, this pin. detailed description further information regarding configurations. Output should decoupled with 10µF tantalum greater output capacitor. Input should decoupled with 10µF tantalum greater capacitor.
Functional Block Diagram
VOUT
Over-Current Protection Over-Temp Protection
VREF
GND/ADJ
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
Ordering Information
Output Voltage 3.3V 3.3V 3.3V Adjustable Adjustable Adjustable
AAT1117
Linear Regulator
Package SOT-223 TO-252 (DPAK) TO-220 SOT-223 TO-252 (DPAK) TO-220
Marking
Part Number Bulk AAT1117XMY-3.3-B1 AAT1117XPY-3.3-B1 AAT1117XMY-ADJ-B1 AAT1117XPY-ADJ-B1 Tape Reel AAT1117XMY-3.3-T1 AAT1117XNY-3.3-T1 AAT1117XMY-ADJ-T1 AAT1117XNY-ADJ-T1
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
AAT1117
Linear Regulator
Configuration
SOT-223 (Top View) TO-252 (Top View)
VOUT GND/ADJ
TO-220 (Top View)
VOUT (connected with heat sink)
VOUT ADJ/GND
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
Package Information
AAT1117
Linear Regulator
Note:
Millimeters 4.06 4.83 0.63 1.02 0.38 0.56 14.22 14.99 9.78 10.54 2.29 2.79 4.83 5.33 1.14 1.40 1.14 1.40 5.94 6.55 2.29 2.92 3.71 3.96 2.62 2.87 13.16 13.79 1.14 1.52 6.17
Inches 0.160 0.190 0.025 0.040 0.015 0.022 0.560 0.590 0.385 0.415 0.090 0.110 0.190 0.210 0.045 0.055 0.045 0.055 0.234 0.258 0.090 0.115 0.146 0.156 0.103 0.113 0.518 0.543 0.045 0.060 0.243
Dimension apply plate finish. solder lead finish dimension, should 0.015"~0.027" (0.38mm~0.69mm)
Note:
Millimeters 1.50 4.83 0.02 1.02 2.95 0.56 0.65 14.99 0.25 10.54 6.30 2.79 2.30 4.60 3.30 1.40 6.70 6.55 0.85 2.92 1.10 3.96
Inches 0.060 0.067 0.001 0.004 0.116 0.124 0.026 0.033 0.100 0.014 0.248 0.264 0.0905 0.181 0.130 0.146 0.264 0.287 0.033 0.041 0.043 0.051
Package outline exclusive mold flashes dimension. Package outline exclusive burr dimension.
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
7(&+
AAT1117
Linear Regulator
Note:
Millimeters 0.45 0.55 1.65 1.95 0.90 1.50 0.45 0.60 6.40 6.80 5.40 5.80 2.20 2.85 0.00 *2.30 0.00 0.90 0.00 0.80 5.20 5.50 1.20 1.60
Inches 0.0177 0.0217 0.0650 0.0768 0.0354 0.0591 0.0177 0.0236 0.2520 0.2677 0.2126 0.2283 0.0866 0.1122 0.0000 *0.0906 0.0000 0.0354 0.0000 0.0315 0.2047 0.2165 0.0472 0.0630
Controlling dimension: Millimeters. Maximum lead thickness includes lead finish thickness; minimum lead thickness minimum thickness base material.
Advanced Analogic Technologies, Inc.
1250 Oakmead Pkwy, Suite 310, Sunnyvale, 94086 (408)524-9684 (408)524-9689
1117.2000.05.0.92
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