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Power Circuits / Linear Regulator ICs / LM3940IMP-3.3/NOPB
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LM3940IMP-3.3/NOPB by:

1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125

Part Details for LM3940IMP-3.3/NOPB by Texas Instruments

Overview of LM3940IMP-3.3/NOPB by Texas Instruments

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.

Applications Industrial Automation Energy and Power Systems Renewable Energy

Price & Stock for LM3940IMP-3.3/NOPB

Part # Distributor Description Stock Price Buy
DISTI # 28AH3401
Newark Ic, Ldo Reg, 1A, 5V, Sot223-4, Full Reel, Output Type:Fixed, Input Voltage Min:0V, Input Voltage Max:7.5V, Fixed Output Voltage Nom.:3.3V, Adjustable Output Voltage Min:-, Adjustable Output Voltage Max:-, Output Current:1A, Dropout Rohs Compliant: Yes |TEXAS INSTRUMENTS LM3940IMP-3.3/NOPB Min Qty: 1000 Package Multiple: 1 Date Code: 1 Container: Reel 0
  • 1,000 $1.9100
$1.9100 Buy Now
DISTI # 33AH4195
Newark Ic, V Reg, Linear, 3.3V, Smd, Output Type:Fixed, Input Voltage Min:0V, Input Voltage Max:7.5V, Fixed Output Voltage Nom.:3.3V, Adjustable Output Voltage Min:-, Adjustable Output Voltage Max:-, Output Current:1A, Dropout Voltage Rohs Compliant: Yes |TEXAS INSTRUMENTS LM3940IMP-3.3/NOPB Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 0
  • 1 $2.2500
  • 10 $2.1400
  • 25 $2.0400
  • 50 $1.9600
  • 100 $1.8600
  • 250 $1.8100
  • 500 $1.7700
  • 1,000 $1.7400
$1.7400 / $2.2500 Buy Now
DISTI # LM3940IMP-3.3/NOPBCT-ND
DigiKey IC REG LINEAR 3.3V 1A SOT223-4 Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 9486
In Stock
  • 1 $1.9000
  • 10 $1.7080
  • 25 $1.6108
  • 100 $1.3725
  • 250 $1.2888
  • 500 $1.1277
  • 1,000 $0.9344
  • 2,000 $0.8699
  • 5,000 $0.8377
  • 10,000 $0.8055
$0.8055 / $1.9000 Buy Now
DISTI # 926-LM3940IMP3.3NOPB
Mouser Electronics LDO Voltage Regulators 1A LDO REG RoHS: Compliant 43442
  • 1 $1.9000
  • 10 $1.7000
  • 100 $1.3700
  • 250 $1.2800
  • 500 $1.1200
  • 1,000 $0.9340
  • 2,000 $0.8690
  • 5,000 $0.8370
$0.8370 / $1.9000 Buy Now
DISTI # 69829498
Verical LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R RoHS: Compliant Min Qty: 8 Package Multiple: 1 Date Code: 2313 Americas - 1115
  • 8 $1.8676
  • 10 $1.6758
  • 25 $1.5899
  • 100 $1.3568
  • 250 $1.2693
  • 500 $1.1132
  • 1,000 $0.9229
$0.9229 / $1.8676 Buy Now
Bristol Electronics   101
RFQ
Quest Components IC,VOLT REGULATOR,FIXED,+3.3V,BIPOLAR,SOT-223,3PIN,PLASTIC, LEAD FREE 1234
  • 1 $3.6300
  • 448 $1.9965
  • 1,003 $1.8150
$1.8150 / $3.6300 Buy Now
Quest Components IC,VOLT REGULATOR,FIXED,+3.3V,BIPOLAR,SOT-223,3PIN,PLASTIC, LEAD FREE 12
  • 1 $4.9800
  • 3 $4.1500
  • 7 $3.6520
$3.6520 / $4.9800 Buy Now
DISTI # LM3940IMP-3.3/NOPB
TME IC: voltage regulator, LDO,fixed, 3.3V, 1A, SOT223, SMD, reel,tape Min Qty: 1 1964
  • 1 $2.6900
  • 3 $2.4700
  • 10 $2.2600
  • 25 $2.0000
  • 100 $1.7800
  • 250 $1.4500
  • 1,000 $1.3000
$1.3000 / $2.6900 Buy Now
DISTI # LM3940IMP-3.3
TME IC: voltage regulator, LDO,fixed, 3.3V, 1A, SOT223, SMD, reel,tape Min Qty: 1 329
  • 1 $1.5700
  • 5 $1.4200
  • 25 $1.3200
  • 100 $1.2700
  • 250 $1.2200
$1.2200 / $1.5700 Buy Now
Ameya Holding Limited IC: voltage regulator, LDO,fixed, 3.3V, 1A, SOT223, SMD, Channels: 1 142262
RFQ
NexGen Digital   1000
RFQ
DISTI # SMC-LM3940IMP-3.3/NOPB
Sensible Micro Corporation AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days 1475
RFQ
Chip1Cloud LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R / IC REG LDO 3.3V 1A SOT223 22900
RFQ
DISTI # C1S746202766756
Chip1Stop LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R RoHS: Compliant pbFree: Yes Container: Cut Tape 84
  • 1 $1.5200
  • 10 $1.1100
  • 50 $1.0500
$1.0500 / $1.5200 Buy Now
CHIPMALL.COM LIMITED IC REG LINEAR 3.3V 1A SOT223-4 2549
  • 1 $1.7845
  • 10 $1.5568
  • 100 $1.2686
  • 500 $1.2027
  • 1,000 $1.1743
$1.1743 / $1.7845 Buy Now
LCSC 1A Fixed 3.3V Positive electrode 7.5V SOT-223 Linear Voltage Regulators (LDO) ROHS 1093
  • 1 $1.5517
  • 10 $1.3537
  • 30 $1.2299
  • 100 $1.1031
  • 500 $1.0458
  • 1,000 $1.0211
$1.0211 / $1.5517 Buy Now
Sense Electronic Company Limited SOT223 41900
RFQ
Win Source Electronics LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R / IC REG LDO 3.3V 1A SOT223 92751
  • 45 $1.1870
  • 105 $0.9740
  • 160 $0.9440
  • 220 $0.9130
  • 285 $0.8830
  • 380 $0.7920
$0.7920 / $1.1870 Buy Now

Part Details for LM3940IMP-3.3/NOPB

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LM3940IMP-3.3/NOPB Part Data Attributes:

Parametric Data
LM3940IMP-3.3/NOPB Texas Instruments
Buy Now Datasheet
Compare Parts:
LM3940IMP-3.3/NOPB Texas Instruments 1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOT-223
Package Description GREEN, SOT-223, 3 PIN
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Adjustability FIXED
Dropout Voltage1-Max 1 V
Dropout Voltage1-Nom 0.31 V
Input Voltage Absolute-Max 7.5 V
Input Voltage-Max 5.5 V
Input Voltage-Min 4.5 V
JESD-30 Code R-PDSO-G4
JESD-609 Code e3
Length 6.5 mm
Line Regulation-Max 0.04%
Load Regulation-Max 0.08%
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 4
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current1-Max 1 A
Output Voltage1-Max 3.47 V
Output Voltage1-Min 3.13 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOT-223
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 1.8 mm
Surface Mount YES
Technology BIPOLAR
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 2.3 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Voltage Tolerance-Max 5.2%
Width 3.56 mm

Alternate Parts for LM3940IMP-3.3/NOPB

This table gives cross-reference parts and alternative options found for LM3940IMP-3.3/NOPB. 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 LM3940IMP-3.3/NOPB, 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 Description Manufacturer Compare
LM3940IMPX-3.3/NOPB IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, ROHS COMPLIANT, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMP-3.3/NOPB vs LM3940IMPX-3.3/NOPB
LM3940IMP-3.3 IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMP-3.3/NOPB vs LM3940IMP-3.3
LM3940IMP-3.3 1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125 Texas Instruments LM3940IMP-3.3/NOPB vs LM3940IMP-3.3
Part Number Description Manufacturer Compare
LT1083CK-5 IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1.5 V DROPOUT, MBFM2, METAL CAN, TO-3, 2 PIN, Fixed Positive Single Output LDO Regulator Linear Technology LM3940IMP-3.3/NOPB vs LT1083CK-5
SPX3819M3-2.5 Fixed Positive LDO Regulator, 2.5V, 0.7V Dropout, PDSO4, SOT-223, 3 PIN Exar Corporation LM3940IMP-3.3/NOPB vs SPX3819M3-2.5
SPX2815R-L-3.3 Fixed Positive LDO Regulator, 3.3V, 1.2V Dropout, PSSO3, LEAD FREE, TO-252AA, 3 PIN Sipex Corporation LM3940IMP-3.3/NOPB vs SPX2815R-L-3.3
LT1085IM-3.6#PBF LT1085IM-3.6#PBF Analog Devices Inc LM3940IMP-3.3/NOPB vs LT1085IM-3.6#PBF
LD1086D2T25TR 2.5V FIXED POSITIVE LDO REGULATOR, 1.5V DROPOUT, PSSO2, ROHS COMPLIANT, D2PAK-3 STMicroelectronics LM3940IMP-3.3/NOPB vs LD1086D2T25TR
LT1587CT-1.5 Fixed Positive LDO Regulator, 1.5V, 1.3V Dropout, BIPolar, PSFM3 Analog Devices Inc LM3940IMP-3.3/NOPB vs LT1587CT-1.5
LT1085K-12 12V FIXED POSITIVE LDO REGULATOR, 1.5V DROPOUT, MBFM2, HERMETIC SEALED, TO-3, 2 PIN TT Electronics Power and Hybrid / Semelab Limited LM3940IMP-3.3/NOPB vs LT1085K-12
EZ1084CM-2.5 Fixed Positive LDO Regulator, 2.5V, 1.3V Dropout, BIPolar, PSSO3, TO-263, 3 PIN Semtech Corporation LM3940IMP-3.3/NOPB vs EZ1084CM-2.5
LF80CDT-TRY Very low drop voltage regulator with inhibit STMicroelectronics LM3940IMP-3.3/NOPB vs LF80CDT-TRY
FAN2559S18X Fixed Positive LDO Regulator, 1.8V, CMOS, PDSO6, SOT-23, 6 PIN Fairchild Semiconductor Corporation LM3940IMP-3.3/NOPB vs FAN2559S18X

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