Datasheets
SPX3940T-3.3-L/TR by:

Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, LEAD FREE, TO-263, 3 PIN

Part Details for SPX3940T-3.3-L/TR by Exar Corporation

Overview of SPX3940T-3.3-L/TR by Exar Corporation

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Part Details for SPX3940T-3.3-L/TR

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SPX3940T-3.3-L/TR Part Data Attributes:

SPX3940T-3.3-L/TR Exar Corporation
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SPX3940T-3.3-L/TR Exar Corporation Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, LEAD FREE, TO-263, 3 PIN
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer EXAR CORP
Part Package Code D2PAK
Package Description LEAD FREE, TO-263, 3 PIN
Pin Count 4
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Dropout Voltage1-Max 0.55 V
Input Voltage-Max 16 V
Input Voltage-Min 4.3 V
JESD-30 Code R-PSSO-G3
JESD-609 Code e3
Length 10.16 mm
Moisture Sensitivity Level 3
Number of Functions 1
Number of Terminals 3
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 1 A
Output Voltage1-Max 3.416 V
Output Voltage1-Min 3.184 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code TO-263
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 5.08 mm
Surface Mount YES
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Pitch 2.54 mm
Terminal Position SINGLE
Width 9.017 mm

Alternate Parts for SPX3940T-3.3-L/TR

This table gives cross-reference parts and alternative options found for SPX3940T-3.3-L/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 SPX3940T-3.3-L/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 Description Manufacturer Compare
SPX3940T-3.3 Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, TO-263, 3 PIN Sipex Corporation SPX3940T-3.3-L/TR vs SPX3940T-3.3
SPX3940T-L-3.3 Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, TO-263, 3 PIN MaxLinear Inc SPX3940T-3.3-L/TR vs SPX3940T-L-3.3
SPX3940T-3.3-L Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, LEAD FREE, TO-263, 3 PIN MaxLinear Inc SPX3940T-3.3-L/TR vs SPX3940T-3.3-L
SPX3940T-L-3.3/TR Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, TO-263, 3 PIN MaxLinear Inc SPX3940T-3.3-L/TR vs SPX3940T-L-3.3/TR
SPX3940T-3.3-L/TR Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PSSO3, LEAD FREE, TO-263, 3 PIN MaxLinear Inc SPX3940T-3.3-L/TR vs SPX3940T-3.3-L/TR
Part Number Description Manufacturer Compare
LT1521IS8-5#TR LT1521 - 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C Linear Technology SPX3940T-3.3-L/TR vs LT1521IS8-5#TR
LT1963EST-1.8 LT1963 - 1.5A, Low Noise, Fast Transient Response LDO Regulators; Package: SOT; Pins: 3; Temperature Range: -40°C to 85°C Linear Technology SPX3940T-3.3-L/TR vs LT1963EST-1.8
LT1585CM-1.5 LT1585-1.5 - Fixed 1.5V, 4.6A and 5A Low Dropout, Fast Response GTL+ Regulators; Package: DD PAK; Pins: 3; Temperature Range: 0°C to 70°C Linear Technology SPX3940T-3.3-L/TR vs LT1585CM-1.5
LT1963EST-1.8#PBF LT1963 - 1.5A, Low Noise, Fast Transient Response LDO Regulators; Package: SOT; Pins: 3; Temperature Range: -40°C to 85°C Linear Technology SPX3940T-3.3-L/TR vs LT1963EST-1.8#PBF
LT1587CT-3.6 LT1587 - 7A, 4.6A, 3A Low Dropout Fast Response Positive Regulators Adjustable and Fixed; Package: TO-220; Pins: 3; Temperature Range: 0°C to 70°C Linear Technology SPX3940T-3.3-L/TR vs LT1587CT-3.6
LT1121CS8-5#PBF LT1121 - Micropower Low Dropout Regulators with Shutdown; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C Linear Technology SPX3940T-3.3-L/TR vs LT1121CS8-5#PBF
LT1762EMS8-2.5 LT1762 - 150mA, Low Noise, LDO Micropower Regulators; Package: MSOP; Pins: 8; Temperature Range: -40°C to 85°C Linear Technology SPX3940T-3.3-L/TR vs LT1762EMS8-2.5
LT1585ACT-3.3#PBF LT1585A-3.3 - 5A Low Dropout Fast Response Positive Regulators Adjustable and Fixed; Package: TO-220; Pins: 3; Temperature Range: 0°C to 70°C Linear Technology SPX3940T-3.3-L/TR vs LT1585ACT-3.3#PBF
LT1085IM-3.6#TRPBF LT1085-Fixed - 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators; Package: DD PAK; Pins: 3; Temperature Range: -40°C to 85°C Linear Technology SPX3940T-3.3-L/TR vs LT1085IM-3.6#TRPBF
LT1585ACT-1.5 1.5V FIXED POSITIVE LDO REGULATOR, 1.4V DROPOUT, PSFM3, TO-220, 3 PIN Motorola Mobility LLC SPX3940T-3.3-L/TR vs LT1585ACT-1.5

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