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LT1083MK-5

Description
3A, 5A, 7.5A Low Dropout Positive Fixed Regulators
CategoryPower/power management    The power supply circuit   
File Size137KB,12 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Download Datasheet Parametric Compare View All

LT1083MK-5 Overview

3A, 5A, 7.5A Low Dropout Positive Fixed Regulators

LT1083MK-5 Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerLinear ( ADI )
Parts packaging codeTO-204AA
package instructionTO-3, TO-204/-3
Contacts2
Reach Compliance Codecompli
ECCN codeEAR99
AdjustabilityFIXED
Maximum drop-back voltage 11.5 V
Nominal dropback voltage 11.5 V
Maximum absolute input voltage30 V
Maximum input voltage20 V
Minimum input voltage6.5 V
JESD-30 codeO-MBFM-P2
JESD-609 codee0
Maximum grid adjustment rate0.01%
Maximum load regulation0.035%
Number of functions1
Output times1
Number of terminals2
Working temperatureTJ-Max150 °C
Operating temperatureTJ-Mi-55 °C
Maximum operating temperature150 °C
Minimum operating temperature-55 °C
Maximum output current 17.5 A
Maximum output voltage 15.1 V
Minimum output voltage 14.9 V
Nominal output voltage 15 V
Package body materialMETAL
encapsulated codeTO-3
Encapsulate equivalent codeTO-204/-3
Package shapeROUND
Package formFLANGE MOUNT
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Certification statusNot Qualified
Regulator typeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
surface mountNO
technologyBIPOLAR
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formPIN/PEG
Terminal locationBOTTOM
Maximum time at peak reflow temperatureNOT SPECIFIED
Maximum voltage tolerance2%
LT1083/LT1084/LT1085 Fixed
3A, 5A, 7.5A Low Dropout
Positive Fixed Regulators
FEATURES
DESCRIPTIO
Three-Terminal 3.3V, 3.6V, 5V and 12V
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
Adjustable Versions Available
APPLICATIO S
High Efficiency Linear Regulators
Post Regulators for Switching Supplies
Constant Current Regulators
Battery Chargers
DEVICE
LT1083
LT1084
LT1085
OUTPUT CURRENT*
7.5 Amps
5.0 Amps
3.0 Amps
The LT
®
1083 series of positive adjustable regulators are
designed to provide 3A, 5A and 7.5A 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 output voltage to
1%. Current limit is also trimmed, minimizing the stress
on both the regulator and power source circuitry under
overload conditions.
The LT1083 series devices are pin compatible with older
three-terminal regulators. A 10μF output capacitor is
required on these new devices; however, this is usually
included in most regulator designs.
Unlike PNP regulators, where up to 10% of the output
current is wasted as quiescent current, the LT1083 quies-
cent current flows into the load, increasing efficiency.
, LT, LTC and LTM are registered trademarks of Linear Technology Corporation.
All other trademarks are the property of their respective owners.
*For a 1.5A low dropout regulator see the LT1086 data sheet.
TYPICAL APPLICATIO
5V, 7.5A Regulator
INPUT/OUTPUT VOLTAGE DIFFERENTIAL (V)
2
Dropout Voltage vs Output Current
V
IN
6.5V
LT1083-5
5V AT 7.5A
+
10μF
+
22μF*
TANTALUM
LT1083/4/5 TA01
*REQUIRED FOR STABILITY
1
0
0
U
I
FULLLOAD
/2
OUTPUT CURRENT (A)
I
FULLLOAD
1083/4/5 TA02
U
U
1083ffd
1

LT1083MK-5 Related Products

LT1083MK-5 LT1083CK-12 LT1083CK-5 LT1083_1
Description 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators
Is it Rohs certified? incompatible incompatible incompatible -
Maker Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) -
Parts packaging code TO-204AA TO-204AA TO-204AA -
package instruction TO-3, TO-204/-3 TO-3, TO-204/-3 TO-3, TO-204/-3 -
Contacts 2 2 2 -
Reach Compliance Code compli unknow unknow -
ECCN code EAR99 EAR99 EAR99 -
Adjustability FIXED FIXED FIXED -
Maximum drop-back voltage 1 1.5 V 1.5 V 1.5 V -
Nominal dropback voltage 1 1.5 V 1.5 V 1.3 V -
Maximum absolute input voltage 30 V 30 V 30 V -
Maximum input voltage 20 V 25 V 20 V -
Minimum input voltage 6.5 V 13.5 V 6.5 V -
JESD-30 code O-MBFM-P2 O-MBFM-P2 O-MBFM-P2 -
JESD-609 code e0 e0 e0 -
Maximum grid adjustment rate 0.01% 0.025% 0.01% -
Maximum load regulation 0.035% 0.072% 0.035% -
Number of functions 1 1 1 -
Output times 1 1 1 -
Number of terminals 2 2 2 -
Working temperatureTJ-Max 150 °C 125 °C 125 °C -
Maximum operating temperature 150 °C 125 °C 125 °C -
Maximum output current 1 7.5 A 7.5 A 7.5 A -
Maximum output voltage 1 5.1 V 12.24 V 5.1 V -
Minimum output voltage 1 4.9 V 11.76 V 4.9 V -
Nominal output voltage 1 5 V 12 V 5 V -
Package body material METAL METAL METAL -
encapsulated code TO-3 TO-3 TO-3 -
Encapsulate equivalent code TO-204/-3 TO-204/-3 TO-204/-3 -
Package shape ROUND ROUND ROUND -
Package form FLANGE MOUNT FLANGE MOUNT FLANGE MOUNT -
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED -
Certification status Not Qualified Not Qualified Not Qualified -
Regulator type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR -
surface mount NO NO NO -
technology BIPOLAR BIPOLAR BIPOLAR -
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) -
Terminal form PIN/PEG PIN/PEG PIN/PEG -
Terminal location BOTTOM BOTTOM BOTTOM -
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED -
Maximum voltage tolerance 2% 2% 2% -
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