STMicroelectronics Fixed Regulators - Positive Single Output LDO 2,400+

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Part RoHS Manufacturer Regulator Type No. of Terminals Package Code Terminal Form Maximum Input Voltage Absolute Maximum Voltage Tolerance Total Dose (V) Package Body Material Maximum Dropout Voltage-1 Surface Mount Operating Temperature (TJ-Max) Maximum Input-Output Voltage Differential Minimum Output Voltage-2 No. of Functions Technology Screening Level Package Shape Nominal Output Voltage-2 Operating Temperature (TJ-Min) Packing Method Minimum Output Voltage-1 Nominal Output Voltage-1 Package Style (Meter) Package Equivalence Code Maximum Line Regulation (%/V) Sub-Category Adjustability Terminal Pitch Maximum Operating Temperature Maximum Load Regulation (%) Minimum Input-Output Voltage Differential Maximum Line Regulation Minimum Operating Temperature Terminal Finish Terminal Position Maximum Output Voltage-1 JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Seated Height Width Qualification Status Maximum Load Regulation Maximum Output Voltage-2 Minimum Input Voltage Maximum Output Current-1 JESD-609 Code Maximum Time At Peak Reflow Temperature (s) No. of Outputs Peak Reflow Temperature (C) Nominal Dropout Voltage-1 Length Maximum Input Voltage Maximum Output Current-2

LDK320ADU50R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

TR

NOT SPECIFIED

NOT SPECIFIED

LD1117V50-DG

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

15 V

2 %

PLASTIC/EPOXY

1.2 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

TUBE

4.9 V

5 V

FLANGE MOUNT

SIP3,.1TB

FIXED

2.55 mm

.01 %

SINGLE

5.1 V

R-PSFM-T3

15.5 mm

10.2 mm

Not Qualified

.015 %

6.5 V

1.3 A

NOT SPECIFIED

1

NOT SPECIFIED

1.1 V

4.5 mm

15 V

LK112SM37TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

16 V

1.9 %

PLASTIC/EPOXY

.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.63 V

3.7 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.02 %

TIN

DUAL

3.77 V

R-PDSO-G5

1

1.45 mm

1.625 mm

Not Qualified

.09 %

4.7 V

.2 A

e3

1

.35 V

2.9 mm

9.7 V

L4988MDTR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

20

SOP

GULL WING

40 V

2 %

PLASTIC/EPOXY

.5 V

YES

150 Cel

1

BICMOS

RECTANGULAR

-40 Cel

TR

4.9 V

5 V

SMALL OUTLINE

SOP20,.4

Other Regulators

FIXED

1.27 mm

.025 %

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

5.1 V

R-PDSO-G20

3

2.65 mm

7.5 mm

Not Qualified

.025 %

5.6 V

.2 A

e4

30

1

260

.27 V

12.8 mm

31 V

LD1086D2T33R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-263

GULL WING

30 V

3.46 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.234 V

3.35 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.006 %

MATTE TIN

SINGLE

3.366 V

R-PSSO-G2

1

4.83 mm

9.15 mm

Not Qualified

.025 %

4.9 V

1.5 A

e3

30

1

245

1.3 V

10.2 mm

30 V

LD3985M25

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

6 V

3 %

PLASTIC/EPOXY

.1 V

YES

125 Cel

1

BICMOS

RECTANGULAR

-40 Cel

2.425 V

2.5 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.0075 %

DUAL

2.575 V

R-PDSO-G5

1.45 mm

1.625 mm

Not Qualified

2.5 V

.15 A

1

.06 V

2.9 mm

6 V

LDK130C33R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

TSSOP

GULL WING

3 %

PLASTIC/EPOXY

YES

125 Cel

1

RECTANGULAR

-40 Cel

TR

3.201 V

3.3 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

.65 mm

DUAL

3.399 V

R-PDSO-G5

1

1.1 mm

1.25 mm

.059202 %

1.9 V

.3 A

1 V

2 mm

5.5 V

L4931ABDT12

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-252

GULL WING

20 V

2 %

PLASTIC/EPOXY

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.225 V

1.25 V

SMALL OUTLINE

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.28 mm

.015 %

SINGLE

1.275 V

R-PSSO-G2

2.63 mm

6.1 mm

Not Qualified

.015 %

2.5 V

.25 A

1

1.275 V

6.5 mm

20 V

LD1086V15

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

THROUGH-HOLE

30 V

2 %

PLASTIC/EPOXY

1.5 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.47 V

1.5 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

1.53 V

R-PSFM-T3

Not Qualified

.016 %

3.4 V

1.5 A

1

1.3 V

30 V

LD1117ADT25TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-252

GULL WING

10 V

2 %

PLASTIC/EPOXY

1.3 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

TR

2.4 V

2.5 V

SMALL OUTLINE

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.28 mm

.006 %

SINGLE

2.6 V

R-PSSO-G2

2.63 mm

6.1 mm

Not Qualified

.01 %

3.9 V

1 A

1

1.15 V

6.5 mm

8 V

LD3985G20R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

TSSOP

GULL WING

6 V

3.75 %

PLASTIC/EPOXY

.1 V

YES

125 Cel

1

BICMOS

RECTANGULAR

-40 Cel

TR

1.94 V

2 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.007 %

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

2.06 V

R-PDSO-G5

1

1.1 mm

1.6 mm

Not Qualified

.0149 %

2.5 V

.15 A

e4

30

1

260

.06 V

2.9 mm

6 V

L4931ABD27-TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

8

SOP

GULL WING

20 V

2 %

PLASTIC/EPOXY

.82 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.646 V

2.7 V

SMALL OUTLINE

SOP8,.25

Other Regulators

FIXED

1.27 mm

.015 %

NICKEL PALLADIUM GOLD

DUAL

2.754 V

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

.035 %

3.4 V

.25 A

e4

1

.4 V

4.9 mm

20 V

LD1085D2T33TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-263

GULL WING

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

RECTANGULAR

-40 Cel

TR

3.234 V

3.3 V

SMALL OUTLINE

2.54 mm

Matte Tin (Sn)

SINGLE

3.366 V

R-PSSO-G2

1

4.83 mm

9.15 mm

Not Qualified

4.9 V

3 A

e3

10.2 mm

30 V

LD1117S30TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

SOP

GULL WING

15 V

2 %

PLASTIC/EPOXY

1.2 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

TR

2.94 V

3 V

SMALL OUTLINE

SOT-223

Other Regulators

FIXED

2.3 mm

.006 %

MATTE TIN

DUAL

3.06 V

R-PDSO-G3

1

1.9 mm

3.5 mm

Not Qualified

.01 %

4.5 V

.8 A

e3

1

1.1 V

6.5 mm

12 V

LD39020TPU185R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

HVSON

NO LEAD

3 %

PLASTIC/EPOXY

YES

125 Cel

1

SQUARE

-40 Cel

TR

1.7945 V

1.85 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

DUAL

1.9055 V

S-PDSO-N4

.4 mm

1 mm

.037 %

2.85 V

.2 A

NOT SPECIFIED

NOT SPECIFIED

1 V

1 mm

5.5 V

LD39150PT33-R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

GULL WING

6.5 V

3 %

PLASTIC/EPOXY

.4 V

YES

125 Cel

1

BICMOS

RECTANGULAR

-40 Cel

TR

3.201 V

3.3 V

SMALL OUTLINE

SMSIP5H,.37,50TB

Other Regulators

FIXED

1.27 mm

.0066 %

MATTE TIN

SINGLE

3.399 V

R-PSSO-G4

1

2.63 mm

6.1 mm

Not Qualified

2.5 V

1.5 A

e3

1

.2 V

6.5 mm

6 V

L4931ABZ15-AP

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

2 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

AMMO PACK

1.47 V

1.5 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.015 %

TIN

BOTTOM

1.53 V

O-PBCY-W3

Not Qualified

.015 %

2.5 V

.25 A

e3

1

1 V

20 V

LD29300P2M18

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

GULL WING

30 V

2 %

PLASTIC/EPOXY

.7 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.764 V

1.8 V

SMALL OUTLINE

SMSIP5H,.6,67TB

Other Regulators

FIXED

1.7 mm

.009 %

TIN LEAD

SINGLE

1.836 V

R-PSSO-G5

5.03 mm

9.15 mm

Not Qualified

.018 %

3 V

3 A

e0

1

.4 V

10.2 mm

13 V

LD1085DT90

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-252

GULL WING

2 %

PLASTIC/EPOXY

1.3 V

YES

1

RECTANGULAR

8.82 V

9 V

SMALL OUTLINE

2.25 mm

SINGLE

9.18 V

R-PSSO-G2

2.63 mm

6.1 mm

Not Qualified

3 A

6.5 mm

L4931CD80-TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

8

SOP

GULL WING

20 V

4 %

PLASTIC/EPOXY

.8 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

7.68 V

8 V

SMALL OUTLINE

SOP8,.25

Other Regulators

FIXED

1.27 mm

.024 %

NICKEL PALLADIUM GOLD

DUAL

8.32 V

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

.038 %

8.9 V

.25 A

e4

1

.4 V

4.9 mm

20 V

LD39020ATPU50R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

HVSON

NO LEAD

1.5 %

PLASTIC/EPOXY

YES

125 Cel

1

SQUARE

-40 Cel

4.925 V

5 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

DUAL

5.075 V

S-PDSO-N4

.4 mm

1 mm

.1 %

.2 A

1 mm

5.5 V

LD39020DTPU29R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

HVSON

NO LEAD

3 %

PLASTIC/EPOXY

YES

125 Cel

1

SQUARE

-40 Cel

2.813 V

2.9 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

DUAL

2.987 V

S-PDSO-N4

.4 mm

1 mm

.058 %

3.9 V

.2 A

NOT SPECIFIED

NOT SPECIFIED

1 mm

5.5 V

LD2979Z50TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

16 V

4 %

UNSPECIFIED

.6 V

NO

125 Cel

1

BIPOLAR

ROUND

-25 Cel

TR

4.8 V

5 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.032 %

TIN

BOTTOM

5.2 V

O-XBCY-W3

Not Qualified

6 V

.05 A

e3

1

.2 V

16 V

LD1084D2M28TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

RECTANGULAR

-40 Cel

TR

2.793 V

2.85 V

SMALL OUTLINE

2.54 mm

SINGLE

2.907 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

4.5 V

5 A

10.2 mm

30 V

L4931ABZ33

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

2 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

3.234 V

3.3 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.015 %

TIN

BOTTOM

3.366 V

O-PBCY-W3

Not Qualified

.015 %

4 V

.25 A

e3

NOT SPECIFIED

1

NOT SPECIFIED

.4 V

20 V

LK112M24TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

16 V

2.5 %

PLASTIC/EPOXY

.35 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.34 V

2.4 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.04 %

TIN

DUAL

2.46 V

R-PDSO-G5

1

1.45 mm

1.625 mm

Not Qualified

.09 %

3.4 V

.15 A

e3

1

.17 V

2.9 mm

8.4 V

LD2985AM15R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

16 V

3.5 %

PLASTIC/EPOXY

.575 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

1.447 V

1.5 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.0065 %

TIN

DUAL

1.553 V

R-PDSO-G5

1.45 mm

1.625 mm

Not Qualified

2.5 V

.15 A

e3

1

.28 V

2.9 mm

16 V

LD1117DT12

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-252

GULL WING

15 V

5 %

PLASTIC/EPOXY

1.2 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

1.188 V

1.2 V

SMALL OUTLINE

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.28 mm

.0024 %

Matte Tin (Sn) - annealed

SINGLE

1.212 V

R-PSSO-G2

1

2.63 mm

6.1 mm

Not Qualified

.0048 %

1.5 V

.8 A

e3

30

1

260

1.1 V

6.5 mm

13.75 V

LD2985AM36R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

16 V

2.5 %

PLASTIC/EPOXY

.575 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

3.474 V

3.6 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.01313 %

TIN

DUAL

3.726 V

R-PDSO-G5

1.45 mm

1.625 mm

Not Qualified

2.5 V

.15 A

e3

1

.28 V

2.9 mm

16 V

LD1085D2T80

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-263

GULL WING

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

7.84 V

8 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

SINGLE

8.16 V

R-PSSO-G2

4.83 mm

9.15 mm

Not Qualified

9.8 V

3 A

1

10.2 mm

30 V

LDK120PU08R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

6

VSON

NO LEAD

6 V

3 %

PLASTIC/EPOXY

YES

125 Cel

1

CMOS

RECTANGULAR

-40 Cel

TR

.776 V

.8 V

SMALL OUTLINE, VERY THIN PROFILE

SOLCC6,.05,16

Other Regulators

FIXED

.4 mm

DUAL

.824 V

R-PDSO-N6

.5 mm

1.2 mm

Not Qualified

.009552 %

1.9 V

.2 A

NOT SPECIFIED

1

NOT SPECIFIED

1 V

1.3 mm

5.5 V

L4931ABPT45

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

TO-252

GULL WING

20 V

2 %

PLASTIC/EPOXY

.8 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

4.41 V

4.5 V

SMALL OUTLINE

SMSIP5H,.37,50TB

Other Regulators

FIXED

1.27 mm

.0175 %

SINGLE

4.59 V

R-PSSO-G4

2.63 mm

6.1 mm

Not Qualified

.015 %

5.2 V

.25 A

1

.4 V

6.5 mm

20 V

LD2980CU30TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

3.5 %

PLASTIC/EPOXY

.225 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.895 V

3 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0115 %

MATTE TIN

SINGLE

3.105 V

R-PSSO-F3

1

1.6 mm

2.445 mm

Not Qualified

2.5 V

.05 A

e3

30

1

260

.12 V

4.5 mm

16 V

LD39100PU10R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

6

HVSON

NO LEAD

3 %

PLASTIC/EPOXY

YES

125 Cel

1

SQUARE

-40 Cel

.97 V

1 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.95 mm

DUAL

1.03 V

S-PDSO-N6

1 mm

3 mm

Not Qualified

1.5 V

1 A

1 V

3 mm

5.5 V

LD1084D2T90R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

8.82 V

9 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.02 %

TIN LEAD

SINGLE

9.18 V

R-PSSO-G2

4.6 mm

9.15 mm

Not Qualified

.06 %

10.6 V

5 A

e0

1

1.3 V

10.2 mm

20 V

LDK130C32R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

TSSOP

GULL WING

3 %

PLASTIC/EPOXY

YES

125 Cel

1

RECTANGULAR

-40 Cel

TR

3.104 V

3.2 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

.65 mm

DUAL

3.296 V

R-PDSO-G5

1.1 mm

1.25 mm

.057408 %

1.9 V

.3 A

NOT SPECIFIED

NOT SPECIFIED

1 V

2 mm

5.5 V

LD1085CDT36

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-252

GULL WING

30 V

3 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

3.492 V

3.6 V

SMALL OUTLINE

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.28 mm

.01 %

SINGLE

3.708 V

R-PSSO-G2

2.63 mm

6.1 mm

Not Qualified

.02 %

5.2 V

3 A

1

1.3 V

6.5 mm

30 V

LD1117DT30

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-252

GULL WING

15 V

2 %

PLASTIC/EPOXY

1.2 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

2.94 V

3 V

SMALL OUTLINE

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.28 mm

.006 %

TIN

SINGLE

3.06 V

R-PSSO-G2

2.63 mm

6.1 mm

Not Qualified

.01 %

4.5 V

1.3 A

e3

1

1.1 V

6.5 mm

12 V

L4931ABD45

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

8

SOP

GULL WING

20 V

2 %

PLASTIC/EPOXY

.8 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

4.41 V

4.5 V

SMALL OUTLINE

SOP8,.25

Other Regulators

FIXED

1.27 mm

.0175 %

NICKEL PALLADIUM GOLD

DUAL

4.59 V

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

.035 %

5.2 V

.25 A

e4

1

.4 V

4.9 mm

20 V

LDK120M12R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

6 V

3 %

PLASTIC/EPOXY

YES

125 Cel

1

CMOS

RECTANGULAR

-40 Cel

TR

1.164 V

1.2 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

DUAL

1.236 V

R-PDSO-G5

1

1.45 mm

1.6 mm

Not Qualified

.014328 %

1.9 V

.2 A

1

1 V

2.95 mm

5.5 V

LD3985G28

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

TSSOP

GULL WING

6 V

3 %

PLASTIC/EPOXY

.1 V

YES

125 Cel

1

BICMOS

RECTANGULAR

-40 Cel

2.716 V

2.8 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.00756 %

DUAL

2.884 V

R-PDSO-G5

1.1 mm

1.6 mm

Not Qualified

2.5 V

.15 A

1

.06 V

2.9 mm

6 V

LD1086D2T50R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

2

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

4.9 V

5 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.01 %

MATTE TIN

SINGLE

5.1 V

R-PSSO-G2

1

4.83 mm

9.15 mm

Not Qualified

.035 %

6.6 V

1.5 A

e3

30

1

245

1.3 V

10.2 mm

30 V

LD29150F4-18

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

THROUGH-HOLE

30 V

2 %

PLASTIC/EPOXY

.7 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.764 V

1.8 V

FLANGE MOUNT

SIP4,.06TB

Other Regulators

FIXED

2.54 mm

.009 %

SINGLE

1.836 V

R-PSFM-T4

Not Qualified

.018 %

3 V

1.5 A

1

.4 V

13 V

LD1085D2M80TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

RECTANGULAR

-40 Cel

TR

7.84 V

8 V

SMALL OUTLINE

2.54 mm

SINGLE

8.16 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

9.8 V

3 A

10.2 mm

30 V

LD1085V28

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

30 V

2 %

PLASTIC/EPOXY

1.5 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

2.793 V

2.85 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.006 %

SINGLE

2.907 V

R-PSFM-T3

Not Qualified

.02 %

4.5 V

3 A

1

1.3 V

30 V

L4931ABV27

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

20 V

2 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

2.646 V

2.7 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.015 %

MATTE TIN

SINGLE

2.754 V

R-PSFM-T3

3

Not Qualified

.015 %

3.4 V

.25 A

e3

40

1

245

.4 V

20 V

LK112M40TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

5

LSSOP

GULL WING

16 V

2 %

PLASTIC/EPOXY

.35 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.92 V

4 V

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Other Regulators

FIXED

.95 mm

.04 %

TIN

DUAL

4.08 V

R-PDSO-G5

1.45 mm

1.625 mm

Not Qualified

.09 %

5 V

.15 A

e3

1

.17 V

2.9 mm

10 V

LD1117S25

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

4

SOP

GULL WING

15 V

2 %

PLASTIC/EPOXY

1.2 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

2.45 V

2.5 V

SMALL OUTLINE

SOT-223

Other Regulators

FIXED

2.3 mm

.006 %

MATTE TIN

DUAL

2.55 V

R-PDSO-G4

1

1.9 mm

3.5 mm

Not Qualified

.01 %

3.9 V

1.3 A

e3

30

1

260

1.1 V

6.5 mm

10 V

Fixed Regulators - Positive Single Output LDO

Fixed regulators - Positive Single Output LDO, also known as Low Dropout Regulators, are voltage regulators that offer stable and constant output voltage even under high variations of input voltage. They are designed to work with input voltage only slightly above the output voltage, resulting in less energy loss and high efficiency.

LDOs use a feedback loop to maintain a constant output voltage, where the output voltage is compared with an internal reference voltage. Any variation in the output voltage causes the LDO to adjust the current flowing through the pass transistor to maintain the output voltage.

The main advantage of LDOs is their ability to operate with a very low input-to-output voltage differential, making them ideal for applications where low power consumption is required. Additionally, LDOs offer better noise performance and stability compared to other types of regulators, making them suitable for applications such as data acquisition systems and sensitive analog circuits. However, LDOs are not suitable for high current applications due to their low dropout voltage.