B8B-PH-SM4-TB(LF)(SN)Alternatives & Equivalent Parts

About B8B-PH-SM4-TB(LF)(SN)

B8B-PH-SM4-TB(LF)(SN) is a Connector component manufactured by JST (JAPAN SOLDERLESS TERMINALS). It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterB8B-PH-SM4-TB(LF)(SN)SourceLM2678T-5.0/NOPB
ManufacturerJST (JAPAN SOLDERLESS TERMINALS)Texas Instruments
Package TypeOtherTransistor Outline, Vertical
Pin Count83
Temperature Range-25.0°C ~ 85.0°C-40.0°C ~ 125.0°C
Price$0.2064$3.5000
StockIn StockIn Stock
LifecycleACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYes
YTEOL8.415
Additional FeatureLOW PROFILE—
Body Breadth0.197 inch—
Body Depth0.26 inch—
Body Length0.785 inch—
Connector TypeBOARD CONNECTOR—
Contact Finish MatingNOT SPECIFIED—
Contact Finish TerminationTin (Sn)—
Contact GenderMALE—
Contact MaterialCOPPER ALLOY—
Contact PatternRECTANGULAR—
Contact Resistance20 mΩ—
Contact StyleSQ PIN-SKT—
DIN ConformanceNO—
Dielectric Withstanding Voltage800VAC V—
Filter FeatureNO—
IEC ConformanceNO—
Insulation Resistance1000000000 Ω—
Insulator ColorNATURAL—
Insulator MaterialPOLYAMIDE—
JESD-609 Codee3e3
MIL ConformanceNO—
Mating Contact Pitch0.079 inch—
Mating InformationMULTIPLE MATING PARTS AVAILABLE—
Mixed ContactsNO—
Mounting Option 1LOCKING—
Mounting StyleSTRAIGHT—
Mounting TypeBOARD—
Number Of ConnectorsONE—
Number Of PCB Rows1—
Number of Rows Loaded1—
OptionGENERAL PURPOSE—
PCB Contact PatternRECTANGULAR—
Polarization KeyPOLARIZED HOUSING—
Rated Current (Signal)2 A—
Reference StandardCSA;TUV;UL—
Terminal Pitch2 mm1.27 mm
Termination TypeSURFACE MOUNT—
Total Number of Contacts8—
UL Flammability Code94V-0—
Analog IC - Other Type—SWITCHING REGULATOR
Control Mode—VOLTAGE-MODE
Control Technique—PULSE WIDTH MODULATION
Input Voltage-Max—40 V
Input Voltage-Min—8 V
Input Voltage-Nom—12 V
JESD-30 Code—R-PZFM-T7
Number of Functions—1
Number of Outputs—1
Output Current-Max—5 A
Output Voltage-Max—37 V
Output Voltage-Min—1.23 V
Output Voltage-Nom—5 V
Package Body Material—PLASTIC/EPOXY
Package Shape—RECTANGULAR
Package Style—FLANGE MOUNT
Qualification Status—Not Qualified
Surface Mount—NO
Switcher Configuration—BUCK
Switching Frequency-Max—260 kHz
Temperature Grade—AUTOMOTIVE
Terminal Finish—Matte Tin (Sn)
Terminal Form—THROUGH-HOLE
Terminal Position—ZIG-ZAG
## LM2678T-5.0/NOPB Alternates Showing results—Image

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

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Why Look for Alternatives?

Finding alternatives for B8B-PH-SM4-TB(LF)(SN) 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 B8B-PH-SM4-TB(LF)(SN) 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.

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FAQ

What is equivalent to B8B-PH-SM4-TB(LF)(SN)?

Known equivalents for B8B-PH-SM4-TB(LF)(SN) include LM2678T-5.0/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of B8B-PH-SM4-TB(LF)(SN)?

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 B8B-PH-SM4-TB(LF)(SN) 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.