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Power Circuits / Linear Regulator ICs / L4931CD33-TR
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L4931CD33-TR by: STMicroelectronics

Very low drop voltage regulators with inhibit

Part Details for L4931CD33-TR by STMicroelectronics

Results Overview of L4931CD33-TR by STMicroelectronics

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

L4931CD33-TR Information

L4931CD33-TR by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for L4931CD33-TR

Part # Distributor Description Stock Price Buy
DISTI # 81AC8967
Newark Power Management Rohs Compliant: No |Stmicroelectronics L4931CD33-TR RoHS: Not Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel 20000
  • 2,500 $0.7540
  • 5,000 $0.7370
  • 10,000 $0.7140
$0.7140 / $0.7540 Buy Now
DISTI # 45Y5611
Newark Fixed Ldo Voltage Regulator, 5.3V To 20V, 400Mv Dropout, 3.3Vout, 300Maout, Soic-8 Rohs Compliant: Y... es |Stmicroelectronics L4931CD33-TR more RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 1 Container: Reel 5000
  • 2,500 $0.7540
  • 5,000 $0.7030
  • 10,000 $0.6510
  • 15,000 $0.6040
$0.6040 / $0.7540 Buy Now
DISTI # 26M0501
Newark Ic, Ldo Reg, 300Ma, 3.3V, Soic-8, Output Type:Fixed, Input Voltage Min:5.3V, Input Voltage Max:20... V, No. Of Outputs:1Outputs, Output Voltage Min:-, Output Voltage Max:-, Polarity:Positive Output, Ic Mounting:Surface Mount, Msl:- Rohs Compliant: Yes |Stmicroelectronics L4931CD33-TR more RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 0 Container: Cut Tape 1860
  • 1 $1.2900
  • 10 $0.9330
  • 25 $0.8440
  • 50 $0.7960
$0.7960 / $1.2900 Buy Now
DISTI # 497-6640-1-ND
DigiKey IC REG LINEAR 3.3V 250MA 8-SOIC Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 9673
In Stock
  • 1 $1.2700
  • 10 $0.9220
  • 25 $0.8348
  • 100 $0.7387
  • 250 $0.6930
  • 500 $0.6654
  • 1,000 $0.6427
  • 2,500 $0.6188
  • 5,000 $0.6043
  • 7,500 $0.5971
  • 12,500 $0.5891
$0.5891 / $1.2700 Buy Now
DISTI # L4931CD33-TR
Avnet Americas LDO Regulator Pos 3.3V 0.25A 8-Pin SO N T/R - Tape and Reel (Alt: L4931CD33-TR) RoHS: Not Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 12 Weeks, 0 Days Container: Reel 20000
  • 2,500 $0.3975
$0.3975 Buy Now
DISTI # 511-L4931CD33-TR
Mouser Electronics LDO Voltage Regulators 3.3V 0.25A Positive 1959
  • 1 $1.2700
  • 10 $0.9220
  • 25 $0.8350
  • 100 $0.7390
  • 250 $0.6930
  • 500 $0.6660
  • 1,000 $0.6340
  • 2,500 $0.5950
  • 7,500 $0.5710
$0.5710 / $1.2700 Buy Now
DISTI # E02:0323_00035945
Arrow Electronics LDO Regulator Pos 3.3V 0.25A 8-Pin SO N T/R Min Qty: 2500 Package Multiple: 2500 Lead time: 12 Weeks Date Code: 2434 Europe - 20000
  • 2,500 $0.6098
  • 5,000 $0.6036
  • 7,500 $0.4427
  • 12,500 $0.3011
$0.3011 / $0.6098 Buy Now
DISTI # V36:1790_06552056
Arrow Electronics LDO Regulator Pos 3.3V 0.25A 8-Pin SO N T/R Min Qty: 2500 Package Multiple: 2500 Lead time: 12 Weeks Date Code: 2428 Americas - 2500
  • 2,500 $0.7012
  • 7,500 $0.6613
$0.6613 / $0.7012 Buy Now
STMicroelectronics Very low drop voltage regulators with inhibit RoHS: Compliant Min Qty: 1 1899
  • 1 $1.2500
  • 10 $0.9000
  • 25 $0.8200
  • 100 $0.7200
  • 250 $0.6800
  • 500 $0.6500
$0.6500 / $1.2500 Buy Now
DISTI # 87810684
Verical LDO Regulator Pos 3.3V 0.25A 8-Pin SO N T/R Min Qty: 2500 Package Multiple: 2500 Date Code: 2434 Americas - 20000
  • 2,500 $0.6036
  • 5,000 $0.5975
  • 7,500 $0.4382
  • 12,500 $0.2980
$0.2980 / $0.6036 Buy Now
DISTI # 86215867
Verical LDO Regulator Pos 3.3V 0.25A 8-Pin SO N T/R Min Qty: 2500 Package Multiple: 2500 Date Code: 2428 Americas - 2500
  • 2,500 $0.5995
  • 5,000 $0.5935
  • 7,500 $0.4054
$0.4054 / $0.5995 Buy Now
Bristol Electronics   2160
RFQ
Bristol Electronics   266
RFQ
Quest Components   2000
  • 1 $1.0000
  • 112 $0.3000
  • 1,334 $0.2000
$0.2000 / $1.0000 Buy Now
DISTI # L4931CD33-TR
TME IC: voltage regulator, LDO,linear,fixed, 3.3V, 0.3A, SO8, SMD, ±2% Min Qty: 1 2520
  • 1 $1.3640
  • 50 $1.0060
  • 100 $0.8630
  • 500 $0.7610
  • 1,000 $0.6060
  • 2,500 $0.5790
  • 5,000 $0.5330
  • 7,500 $0.5180
  • 10,000 $0.5040
$0.5040 / $1.3640 Buy Now
Ameya Holding Limited L4931 Series 300 mA 3.3 V Fixed Output VLDO Regulator with Inhibit - SOIC-8 2273
RFQ
Velocity Electronics Our Stock 1917
RFQ
DISTI # L4931CD33-TR
Avnet Silica LDO Voltage Regulator Fixed 4V to 20V Single Output 400mV 33250mA 8 Pins SOIC (Alt: L4931CD33-TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 13 Weeks, 0 Days Silica - 37500
Buy Now
DISTI # L4931CD33-TR
EBV Elektronik LDO Voltage Regulator Fixed 4V to 20V Single Output 400mV 33250mA 8 Pins SOIC (Alt: L4931CD33-TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 13 Weeks, 0 Days EBV - 7500
Buy Now
LCSC 250mA Fixed 3.3V Positive electrode 20V SO-8 Voltage Regulators - Linear Low Drop Out (LDO) Regulato... rs ROHS more 5
  • 1 $1.6923
  • 10 $1.3710
  • 30 $1.2333
  • 100 $1.0615
  • 500 $0.9850
  • 1,000 $0.9391
$0.9391 / $1.6923 Buy Now
Vyrian Regulators 9008
RFQ
Win Source Electronics LDO Regulator Pos 3.3V 0.25A 8-Pin SO N T/R / IC REG LDO 3.3V 0.25A 8SO 19390
  • 75 $0.6770
  • 185 $0.5555
  • 280 $0.5382
  • 385 $0.5208
  • 500 $0.5035
  • 665 $0.4514
$0.4514 / $0.6770 Buy Now

Part Details for L4931CD33-TR

L4931CD33-TR CAD Models

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L4931CD33-TR Part Data Attributes

Parametric Data
L4931CD33-TR STMicroelectronics
Buy Now Datasheet
Compare Parts:
L4931CD33-TR STMicroelectronics Very low drop voltage regulators with inhibit
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Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Part Package Code SOIC
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer STMicroelectronics
Adjustability FIXED
Dropout Voltage1-Max 0.8 V
Dropout Voltage1-Nom 0.4 V
Input Voltage Absolute-Max 20 V
Input Voltage-Max 20 V
Input Voltage-Min 4.1 V
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Line Regulation-Max 0.018%
Load Regulation-Max 0.018%
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 8
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 0.25 A
Output Voltage1-Max 3.432 V
Output Voltage1-Min 3.168 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 1.75 mm
Surface Mount YES
Technology BIPOLAR
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Voltage Tolerance-Max 4%
Width 3.9 mm

Alternate Parts for L4931CD33-TR

This table gives cross-reference parts and alternative options found for L4931CD33-TR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of L4931CD33-TR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
FAN1086S-2.85 Fairchild Semiconductor Corporation Check for Price Fixed Positive LDO Regulator, 2.85V, 1.5V Dropout, BIPolar, PDSO4, PLASTIC, SOT-223, 4 PIN L4931CD33-TR vs FAN1086S-2.85
LX8587-33CP Microsemi Corporation Check for Price Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, PSFM3, PLASTIC, TO-220, 3 PIN L4931CD33-TR vs LX8587-33CP
TLV1117-285CDCYR Texas Instruments Check for Price 2.85V FIXED POSITIVE LDO REGULATOR, 1.3V DROPOUT, PDSO4, PLASTIC, SOT-223, 4 PIN L4931CD33-TR vs TLV1117-285CDCYR
LX8384A-15CP Microsemi Corporation Check for Price Fixed Positive LDO Regulator, 1.5V, 1.3V Dropout, BIPolar, PSFM3, PLASTIC, TO-220, 3 PIN L4931CD33-TR vs LX8384A-15CP
LD1117BS33TR STMicroelectronics Check for Price 3.3V FIXED POSITIVE LDO REGULATOR, 1.3V DROPOUT, PDSO4, SOT-223, 4 PIN L4931CD33-TR vs LD1117BS33TR
EZ1086CM-2.5TR Semtech Corporation Check for Price Fixed Positive LDO Regulator, 2.5V, 1.35V Dropout, BIPolar, PSSO3, TO-263, 3 PIN L4931CD33-TR vs EZ1086CM-2.5TR
LT1083CP-5#PBF Linear Technology Check for Price IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1.5 V DROPOUT, PSFM3, PLASTIC, TO-3P, 3 PIN, Fixed Positive Single Output LDO Regulator L4931CD33-TR vs LT1083CP-5#PBF
LX8384-33CP Microsemi Corporation Check for Price Fixed Positive LDO Regulator, 3.3V, 1.5V Dropout, PSFM3, ROHS COMPLIANT, PLASTIC, TO-220, 3 PIN L4931CD33-TR vs LX8384-33CP
LSP2155E18A Lite-On Semiconductor Corporation Check for Price Fixed Positive LDO Regulator, 1.8V, CMOS, PDSO4, SOT-223, 4 PIN L4931CD33-TR vs LSP2155E18A
LP3963ES-5.0/NOPB National Semiconductor Corporation Check for Price Fixed Positive LDO Regulator, 5V, 1.2V Dropout, CMOS, PSSO5 L4931CD33-TR vs LP3963ES-5.0/NOPB

L4931CD33-TR Related Parts

L4931CD33-TR Frequently Asked Questions (FAQ)

  • The maximum input voltage for the L4931CD33-TR is 15V, but it's recommended to keep it below 12V for optimal performance and reliability.

  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and keep the ESR (Equivalent Series Resistance) below 1 ohm. Also, avoid using ceramic capacitors with high ESR values.

  • The L4931CD33-TR can provide up to 1A of output current, but it's recommended to derate the current based on the ambient temperature and the input voltage.

  • To prevent overheating, ensure good thermal conductivity between the device and the PCB, and consider adding a heat sink if the device will be operating at high temperatures or with high output currents.

  • Yes, the L4931CD33-TR is suitable for high-reliability applications, but it's essential to follow proper design and manufacturing guidelines, and to perform thorough testing and validation.