3 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

LD2981CU32TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

3.5 %

PLASTIC/EPOXY

.375 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.088 V

3.2 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.012 %

SINGLE

3.312 V

R-PSSO-F3

1.6 mm

2.445 mm

Not Qualified

2.5 V

.1 A

1

.2 V

4.5 mm

16 V

LD1086D2M18R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

1.764 V

1.8 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

1.836 V

R-PSSO-G3

4.6 mm

9.15 mm

Not Qualified

.016 %

3.4 V

1.5 A

1

1.3 V

10.2 mm

30 V

L4931CV33

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

3.168 V

3.3 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.018 %

TIN

SINGLE

3.432 V

R-PSFM-T3

Not Qualified

.018 %

4.1 V

.25 A

e3

1

.4 V

20 V

LD1117V12

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

THROUGH-HOLE

15 V

5 %

PLASTIC/EPOXY

1.2 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

1.14 V

1.2 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.0024 %

MATTE TIN

SINGLE

1.26 V

R-PSFM-T3

Not Qualified

.0048 %

1.3 A

e3

1

1.1 V

15 V

LD1085D2M15

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.47 V

1.5 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

1.53 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

.02 %

3.1 V

3 A

1

1.3 V

10.2 mm

30 V

LD2980CU33TR

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

3.184 V

3.3 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0124 %

MATTE TIN

SINGLE

3.415 V

R-PSSO-F3

1

1.6 mm

2.445 mm

Not Qualified

2.5 V

.05 A

e3

1

260

.12 V

4.5 mm

16 V

LD1085P18

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

1.764 V

1.8 V

FLANGE MOUNT

SIP3,.1ISO-TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

1.836 V

R-PSFM-T3

Not Qualified

.02 %

3.4 V

3 A

1

1.3 V

30 V

LD1085P25

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

2.45 V

2.5 V

FLANGE MOUNT

SIP3,.1ISO-TB

Other Regulators

FIXED

2.54 mm

.004 %

TIN LEAD

SINGLE

2.55 V

R-PSFM-T3

Not Qualified

.02 %

4.1 V

3 A

e0

1

1.3 V

30 V

L4931CZ40-AP

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

AMMO PACK

3.84 V

4 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.021 %

TIN

BOTTOM

4.16 V

O-PBCY-W3

Not Qualified

.018 %

4.8 V

.25 A

e3

1

.4 V

20 V

LD1086D2M36R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.528 V

3.6 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.01 %

SINGLE

3.672 V

R-PSSO-G3

4.6 mm

9.15 mm

Not Qualified

.025 %

5.2 V

1.5 A

1

1.3 V

10.2 mm

30 V

LD1086DT18

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-252

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.764 V

1.8 V

SMALL OUTLINE

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.28 mm

.004 %

Matte Tin (Sn) - annealed

SINGLE

1.836 V

R-PSSO-G3

1

2.63 mm

6.1 mm

Not Qualified

.016 %

3.4 V

1.5 A

e3

30

1

260

1.3 V

6.5 mm

30 V

L4957AD3.3

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

16 V

2 %

PLASTIC/EPOXY

.6 V

YES

125 Cel

1

BCD

RECTANGULAR

0 Cel

3.234 V

3.3 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

SINGLE

3.366 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

3 V

5 A

e0

NOT SPECIFIED

1

NOT SPECIFIED

.3 V

10.14 mm

14 V

LD1117S28TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

SOP

GULL WING

15 V

2.1 %

PLASTIC/EPOXY

1.2 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

TR

2.79 V

2.85 V

SMALL OUTLINE

SOT-223

Other Regulators

FIXED

2.3 mm

.006 %

MATTE TIN

DUAL

2.91 V

R-PDSO-G3

1

1.9 mm

3.5 mm

Not Qualified

.01 %

4.25 V

.5 A

e3

1

1.1 V

6.5 mm

10 V

LD2981ABU30TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

2.5 %

PLASTIC/EPOXY

.375 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.925 V

3 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0115 %

MATTE TIN

SINGLE

3.075 V

R-PSSO-F3

1

1.6 mm

2.445 mm

Not Qualified

2.5 V

.1 A

e3

30

1

260

.2 V

4.5 mm

16 V

LD29300D2M50R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

.7 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

.025 %

Matte Tin (Sn) - annealed

SINGLE

5.1 V

R-PSSO-G3

1

4.83 mm

9.15 mm

Not Qualified

.05 %

6 V

3 A

e3

30

1

245

.4 V

10.2 mm

13 V

L4931CZ80-AP

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

AMMO PACK

7.68 V

8 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.024 %

TIN

BOTTOM

8.32 V

O-PBCY-W3

Not Qualified

.018 %

8.9 V

.25 A

e3

1

.4 V

20 V

LD1086D2M90

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

8.82 V

9 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.02 %

MATTE TIN

SINGLE

9.18 V

R-PSSO-G3

1

4.83 mm

9.15 mm

Not Qualified

.06 %

11 V

1.5 A

e3

30

1

245

1.3 V

10.2 mm

30 V

LD1084D2M36R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.528 V

3.6 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.01 %

SINGLE

3.672 V

R-PSSO-G3

4.6 mm

9.15 mm

Not Qualified

.02 %

5.2 V

5 A

1

1.3 V

10.2 mm

18 V

LD1117S50TR-E

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

SOP

GULL WING

2 %

PLASTIC/EPOXY

1.2 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

4.9 V

5 V

SMALL OUTLINE

2.3 mm

DUAL

5.1 V

R-PDSO-G3

1.9 mm

3.5 mm

6.5 V

1.3 A

6.5 mm

15 V

LD1117F33

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

THROUGH-HOLE

15 V

2 %

PLASTIC/EPOXY

1.2 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

0 Cel

3.235 V

3.3 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.006 %

SINGLE

3.365 V

R-PSFM-T3

Not Qualified

.01 %

4.75 V

1.3 A

1

1.1 V

15 V

LD1086D2M12

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

11.76 V

12 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

MATTE TIN

SINGLE

12.24 V

R-PSSO-G3

1

4.83 mm

9.15 mm

Not Qualified

13.8 V

1.5 A

e3

30

1

245

1.3 V

10.2 mm

30 V

LD1085D2M18

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

1.764 V

1.8 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

1.836 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

.02 %

3.4 V

3 A

e0

NOT SPECIFIED

1

NOT SPECIFIED

1.3 V

10.2 mm

30 V

L4931CZ27-AP

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

7.7 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

2.592 V

2.7 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.018 %

TIN

BOTTOM

2.808 V

O-PBCY-W3

Not Qualified

.018 %

3.4 V

.25 A

e3

1

.4 V

20 V

L4957AV2.5

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

16 V

2 %

PLASTIC/EPOXY

.6 V

NO

150 Cel

1

BCD

RECTANGULAR

-40 Cel

2.45 V

2.5 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

TIN LEAD

SINGLE

2.55 V

R-PSFM-T3

Not Qualified

3 V

5 A

e0

1

14 V

LM2931BZ33AP

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

THROUGH-HOLE

40 V

10 %

PLASTIC/EPOXY

.6 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

AMMO PACK

2.97 V

3.3 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.033 %

BOTTOM

3.63 V

O-PBCY-T3

Not Qualified

.033 %

6 V

.1 A

1

.25 V

26 V

L4931CZ40

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

3.84 V

4 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.021 %

TIN

BOTTOM

4.16 V

O-PBCY-W3

Not Qualified

.018 %

4.8 V

.25 A

e3

NOT SPECIFIED

1

NOT SPECIFIED

.4 V

20 V

LD2980ABU47TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

2.5 %

PLASTIC/EPOXY

.225 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

4.582 V

4.7 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0155 %

SINGLE

4.818 V

R-PSSO-F3

1.6 mm

2.445 mm

Not Qualified

2.5 V

.05 A

1

.12 V

4.5 mm

16 V

LD2980CU25TR

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

2.412 V

2.5 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.01 %

SINGLE

2.587 V

R-PSSO-F3

1.6 mm

2.445 mm

Not Qualified

2.5 V

.05 A

1

.12 V

4.5 mm

16 V

LD2980CU28TR

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

2.8 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0109 %

MATTE TIN

SINGLE

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

L4931CZ45

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

4.32 V

4.5 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

125 Cel

.021 %

-40 Cel

TIN

BOTTOM

4.68 V

O-PBCY-W3

Not Qualified

.018 %

5.3 V

.25 A

e3

NOT SPECIFIED

1

NOT SPECIFIED

.4 V

20 V

LD2981CU40TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

3.5 %

PLASTIC/EPOXY

.375 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

3.86 V

4 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0141 %

SINGLE

4.14 V

R-PSSO-F3

1.6 mm

2.445 mm

Not Qualified

2.5 V

.1 A

1

.2 V

4.5 mm

16 V

LD1084V18

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

1.782 V

1.8 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.006 %

TIN LEAD

SINGLE

1.836 V

R-PSFM-T3

Not Qualified

.02 %

3.4 V

5 A

e0

1

1.3 V

15 V

LD2980ABU25TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

2.5 %

PLASTIC/EPOXY

.225 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.437 V

2.5 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.01 %

SINGLE

2.562 V

R-PSSO-F3

1.6 mm

2.445 mm

Not Qualified

2.5 V

.05 A

1

.12 V

4.5 mm

16 V

LD29150P90

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

THROUGH-HOLE

30 V

2 %

PLASTIC/EPOXY

.7 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

8.82 V

9 V

FLANGE MOUNT

SIP3,.1ISO-TB

Other Regulators

FIXED

2.54 mm

.045 %

SINGLE

9.18 V

R-PSFM-T3

Not Qualified

.09 %

10 V

1.5 A

1

.4 V

13 V

LD2981CU30TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

3.5 %

PLASTIC/EPOXY

.375 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

.1 A

e3

30

1

260

.2 V

4.5 mm

16 V

LD1086D2M25R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.45 V

2.5 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

2.55 V

R-PSSO-G3

4.6 mm

9.15 mm

Not Qualified

.016 %

4.1 V

1.5 A

1

1.3 V

10.2 mm

30 V

L4940D2M5

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

GULL WING

30 V

4 %

PLASTIC/EPOXY

.9 V

YES

150 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

4.8 V

5 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.01 %

SINGLE

5.2 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

.025 %

6 V

1.5 A

1

.5 V

10.2 mm

17 V

L4940V10

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

30 V

4 %

PLASTIC/EPOXY

.9 V

NO

150 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

9.6 V

10 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.008 %

TIN LEAD

SINGLE

10.4 V

R-PSFM-T3

Not Qualified

.035 %

11 V

1.5 A

e0

1

.5 V

17 V

L4931ABZ27

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

2.646 V

2.7 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.015 %

TIN

BOTTOM

2.754 V

O-PBCY-W3

Not Qualified

.015 %

3.4 V

.25 A

e3

NOT SPECIFIED

1

NOT SPECIFIED

.4 V

20 V

LD1086D2M15TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

30 V

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

1.47 V

1.5 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

.004 %

SINGLE

1.53 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

.016 %

3.4 V

1.5 A

1

1.3 V

10.2 mm

30 V

L4931ABDT25TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

THROUGH-HOLE

20 V

2 %

PLASTIC/EPOXY

.4 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

11.76 V

12 V

FLANGE MOUNT

SMSIP3H,.38,90TB

Other Regulators

FIXED

2.3 mm

.015 %

SINGLE

12.24 V

R-PSFM-T3

Not Qualified

.015 %

12.8 V

.25 A

1

.4 V

20 V

L4931ABZ27-AP

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-92

WIRE

20 V

4 %

PLASTIC/EPOXY

.8 V

NO

125 Cel

1

BIPOLAR

ROUND

-40 Cel

2.646 V

2.7 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.015 %

TIN

BOTTOM

2.754 V

O-PBCY-W3

Not Qualified

.015 %

3.4 V

.25 A

e3

1

.4 V

20 V

LD2981ABU48TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

2.5 %

PLASTIC/EPOXY

.375 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

4.729 V

4.85 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.0157 %

SINGLE

4.971 V

R-PSSO-F3

1.6 mm

2.445 mm

Not Qualified

2.5 V

.1 A

1

.12 V

4.5 mm

16 V

L4931CZ25-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

2.4 V

2.5 V

CYLINDRICAL

SIP3,.1,50

Other Regulators

FIXED

1.27 mm

.018 %

TIN

BOTTOM

2.6 V

O-PBCY-W3

Not Qualified

.018 %

3.3 V

.25 A

e3

1

.4 V

20 V

LD1117V25C

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-220

THROUGH-HOLE

15 V

4 %

UNSPECIFIED

1.3 V

NO

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

2.4 V

2.5 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.03 %

TIN LEAD

SINGLE

2.6 V

R-XSFM-T3

Not Qualified

.03 %

3.9 V

.5 A

e0

1

1.1 V

10 V

LD2981CU25TR

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

FLAT

16 V

3.5 %

PLASTIC/EPOXY

.375 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

2.412 V

2.5 V

SMALL OUTLINE

TO-243

Other Regulators

FIXED

1.5 mm

.01 %

Matte Tin (Sn)

SINGLE

2.587 V

R-PSSO-F3

1

1.6 mm

2.445 mm

Not Qualified

2.5 V

.1 A

e3

40

1

260

.2 V

4.5 mm

16 V

LD1085D2M80R

STMicroelectronics

FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

3

TO-263

GULL WING

2 %

PLASTIC/EPOXY

1.5 V

YES

125 Cel

1

BIPOLAR

RECTANGULAR

-40 Cel

TR

7.84 V

8 V

SMALL OUTLINE

SMSIP3H,.55TB

Other Regulators

FIXED

2.54 mm

SINGLE

8.16 V

R-PSSO-G3

4.83 mm

9.15 mm

Not Qualified

9.8 V

3 A

1

10.2 mm

30 V

L4931ABV50

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

4.9 V

5 V

FLANGE MOUNT

SIP3,.1TB

Other Regulators

FIXED

2.54 mm

.0175 %

TIN

SINGLE

5.1 V

R-PSFM-T3

Not Qualified

.015 %

5.8 V

.25 A

e3

1

.4 V

20 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.