LTC1149CS#PBFAlternatives & Equivalent Parts

About LTC1149CS#PBF

LTC1149CS#PBF is a Integrated Circuit component manufactured by Linear Technology. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLTC1149CS#PBFSourceECA1JM102MMPQ2222A1N4004GBAV170T-7-F
ManufacturerLinear TechnologyPanasonicON SemiconductorON SemiconductorDiodes Inc.
Package TypeSmall Outline PackagesCapacitor, Polarized Radial DiameterSmall Outline PackagesDiodes, Axial Diameter Horizontal MountingSOT23 (3-Pin)
Pin Count1621623
Temperature Range~ 70.0°C-40.0°C ~ 85.0°C-55.0°C ~ 150.0°C-65.0°C ~ 150.0°C-65.0°C ~ 150.0°C
Price$8.0000$0.7300$0.7989$0.0144$0.0316
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeNoYesYesYesYes
Manufacturer Package Code05-08-1610 (S16)751BG59-10
YTEOL9675.956
Analog IC - Other TypeSWITCHING CONTROLLER
Control ModeCURRENT-MODE
Control TechniqueCONSTANT OFF TIME
Input Voltage-Max48 V
Input Voltage-Min12 V
Input Voltage-Nom12 V
JESD-30 CodeR-PDSO-G16R-PDSO-G16O-PALF-W2R-PDSO-G3
JESD-609 Codee3e3e3e3e3
Number of Functions1
Output Voltage-Nom1.25 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARCYLINDRICAL PACKAGERECTANGULARROUNDRECTANGULAR
Package StyleSMALL OUTLINERadialSMALL OUTLINELONG FORMSMALL OUTLINE
Peak Reflow Temperature (Cel)260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Current-Max (Isup)3 mA
Surface MountYESNOYESNOYES
Switcher ConfigurationPUSH-PULL
Switching Frequency-Max250 kHz
TechnologyCMOS
Temperature GradeCOMMERCIAL
Terminal FinishMatte Tin (Sn)Tin (Sn)Tin (Sn)Matte Tin (Sn) - annealedMATTE TIN
Terminal FormGULL WINGGULL WINGWIREGULL WING
Terminal Pitch1.27 mm7.5 mm
Terminal PositionDUALDUALAXIALDUAL
Time@Peak Reflow Temperature-Max (s)303030
Reach Compliance CodeCompliant
Capacitance1000 µF
Capacitor TypeALUMINUM ELECTROLYTIC CAPACITOR
Diameter16 mm
Dielectric MaterialALUMINUM (WET)
Leakage Current0.63 mA
Mounting FeatureTHROUGH HOLE MOUNT
Negative Tolerance20%
Packing MethodBULK
PolarityPOLARIZED
Positive Tolerance20%
Rated (DC) Voltage (URdc)63 V
Ripple Current1100 mA
Tan Delta0.11
Terminal ShapeWIRE
Factory Lead Time8 Weeks12 Weeks
Collector Current-Max (IC)0.5 A
Collector-Emitter Voltage-Max40 V
ConfigurationSEPARATE, 4 ELEMENTSSINGLECOMMON CATHODE, 2 ELEMENTS
DC Current Gain-Min (hFE)40
Number of Elements412
Polarity/Channel TypeNPN
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Transition Frequency-Nom (fT)350 MHz
ApplicationGENERAL PURPOSEGENERAL PURPOSE
Case ConnectionISOLATED
Diode Element MaterialSILICONSILICON
Diode TypeRECTIFIER DIODERECTIFIER DIODE
Forward Voltage-Max (VF)1.1 V0.9 V
JEDEC-95 CodeDO-41
Non-rep Pk Forward Current-Max30 A4 A
Number of Phases1
Output Current-Max1 A0.215 A
Rep Pk Reverse Voltage-Max400 V85 V
Reverse Current-Max10 µA
Reverse Test Voltage400 V
Additional FeatureHIGH RELIABILITY
Power Dissipation-Max0.15 W
Reverse Recovery Time-Max3 µs

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Need pricing on these alternatives?

Get one quote covering all 4 alternatives for LTC1149CS#PBF — response within 24 hours.

Quick Links

ECA1JM102

suggested

MMPQ2222A

suggested

1N4004G

suggested

Why Look for Alternatives?

Finding alternatives for LTC1149CS#PBF is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating LTC1149CS#PBF replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

Can't Find What You Need?

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FAQ

What is equivalent to LTC1149CS#PBF?

Known equivalents for LTC1149CS#PBF include ECA1JM102, MMPQ2222A, 1N4004G. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LTC1149CS#PBF?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify LTC1149CS#PBF alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.