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LD1117DC-R

Description
1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3
CategoryPower/power management    The power supply circuit   
File Size439KB,38 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Environmental Compliance
Download Datasheet Parametric Compare View All

LD1117DC-R Overview

1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3

LD1117DC-R Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerSTMicroelectronics
Parts packaging codeSOIC
package instructionSO-8
Contacts8
Reach Compliance Codecompli
ECCN codeEAR99
AdjustabilityADJUSTABLE
Maximum drop-back voltage 11.2 V
Nominal dropback voltage 11.1 V
Maximum Differential Input-Output Voltage13.75 V
Minimum Differential Input-Output Voltage1.5 V
JESD-30 codeR-PDSO-G8
JESD-609 codee4
length4.9 mm
Maximum grid regulation rate (%/V)0.08
Maximum load regulation (%)1%
Humidity sensitivity level1
Number of functions1
Output times1
Number of terminals8
Working temperatureTJ-Max125 °C
Operating temperatureTJ-Mi
Maximum output current 10.8 A
Maximum output voltage 115 V
Minimum output voltage 11.25 V
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
method of packingTAPE AND REEL
Peak Reflow Temperature (Celsius)260
Certification statusNot Qualified
Regulator typeADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR
Maximum seat height1.75 mm
surface mountYES
technologyBIPOLAR
Terminal surfaceNickel/Palladium/Gold (Ni/Pd/Au)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperature40
width3.9 mm
LD1117 series
Low drop fixed and adjustable positive voltage regulators
Feature summary
Low dropout voltage (1V TYP.)
2.85V Device performances are suitable for
SCSI-2 active termination
Output current up to 800 mA
Fixed output voltage of: 1.2V, 1.8V, 2.5V,
2.85V, 3.0V, 3.3V, 5.0V
Adjustable version availability (V
rel
=1.25V)
Internal current and thermal limit
Available in ± 1% (at 25°C) and 2% in full
temperature range
Supply voltage rejection: 75dB (typ.)
SOT-223
SO-8
DPAK
TO-220
Description
The LD1117 is a LOW DROP Voltage Regulator
able to provide up to 800mA of Output Current,
available even in adjustable version (Vref=1.25V).
Concerning fixed versions, are offered the
following Output Voltages: 1.2V,1.8V,2.5V,2.85V,
3.0V 3.3V and 5.0V. The 2.85V type is ideal for
SCSI-2 lines active termination. The device is
supplied in: SOT-223, DPAK, SO-8 and TO-220.
The SOT-223 and DPAK surface mount packages
optimize the thermal characteristics even offering
a relevant space saving effect. High efficiency is
assured by NPN pass transistor. In fact in this
case, unlike than PNP one, the Quiescent Current
flows mostly into the load. Only a very common
10µF minimum capacitor is needed for stability.
On chip trimming allows the regulator to reach a
very tight output voltage tolerance, within ± 1% at
25°C. The ADJUSTABLE LD1117 is pin to pin
compatible with the other standard. Adjustable
voltage regulators maintaining the better
performances in terms of Drop and Tolerance.
Block diagram
December 2006
Rev. 20
1/38
www.st.com
38

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Description 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3 1.25 V-15 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO3
Maker STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Parts packaging code SOIC SOIC SOIC SOIC SOIC SOIC SOIC SOIC SOIC SOIC
package instruction SO-8 SOP, SOP8,.25 SOP, SOP8,.25 SO-8 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25
Contacts 8 8 8 8 8 8 8 8 8 8
Reach Compliance Code compli unknow compli compli _compli _compli _compli _compli _compli _compli
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Adjustability ADJUSTABLE FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED
Maximum drop-back voltage 1 1.2 V 1.2 V 1.2 V 1.2 V 1.3 V 1.2 V 1.2 V 1.3 V 1.2 V 1.3 V
Nominal dropback voltage 1 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V
JESD-30 code R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8
length 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm
Number of functions 1 1 1 1 1 1 1 1 1 1
Output times 1 1 1 1 1 1 1 1 1 1
Number of terminals 8 8 8 8 8 8 8 8 8 8
Working temperatureTJ-Max 125 °C 125 °C 125 °C 125 °C 125 °C 125 °C 125 °C 125 °C 125 °C 125 °C
Maximum output current 1 0.8 A 1.3 A 1.3 A 1.3 A 0.8 A 0.8 A 0.8 A 0.8 A 0.8 A 0.8 A
Maximum output voltage 1 15 V 5.1 V 3.06 V 2.91 V 2.6 V 2.55 V 1.212 V 1.87 V 1.84 V 1.224 V
Minimum output voltage 1 1.25 V 4.9 V 2.94 V 2.79 V 2.4 V 2.45 V 1.188 V 1.73 V 1.76 V 1.176 V
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP SOP SOP SOP SOP SOP SOP SOP SOP SOP
Encapsulate equivalent code SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE
method of packing TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL TAPE AND REEL
Certification status Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
Regulator type ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Maximum seat height 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm
surface mount YES YES YES YES YES YES YES YES YES YES
technology BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR
Terminal form GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
Terminal pitch 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
width 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm
Is it Rohs certified? conform to - - - conform to conform to conform to conform to conform to conform to
JESD-609 code e4 - - - e3 e3 e3 e3 e3 e3
Humidity sensitivity level 1 - - - 1 1 1 1 1 1
Peak Reflow Temperature (Celsius) 260 - - - 260 260 260 260 260 260
Terminal surface Nickel/Palladium/Gold (Ni/Pd/Au) - - - Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed
Maximum time at peak reflow temperature 40 - - - 30 30 30 40 40 30
Maximum absolute input voltage - 15 V 15 V 15 V 15 V 15 V 15 V 15 V 15 V 15 V
Maximum input voltage - 15 V 12 V 10 V 10 V 10 V 13.75 V 8 V 8 V 13.75 V
Minimum input voltage - 6.5 V 4.5 V 4.25 V 3.9 V 3.9 V 1.5 V 3.3 V 3.3 V 1.5 V
Maximum grid adjustment rate - 0.05% 0.006% 0.006% 0.03% 0.006% 0.0024% 0.03% 0.006% 0.012%
Maximum load regulation - 0.05% 0.01% 0.01% 0.03% 0.01% 0.0048% 0.03% 0.01% 0.012%
Nominal output voltage 1 - 5 V 3 V 2.85 V 2.5 V 2.5 V 1.2 V 1.8 V 1.8 V 1.2 V
Maximum voltage tolerance - 4% 2% 2.1% 4% 2% 5% 3.89% 2.2% 6.7%
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