KB817Alternatives & Equivalent Parts

About KB817

KB817 is a Integrated Circuit component manufactured by Kingbright. It comes in a Dual-In-Line 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

ParameterKB817Source501331-0707MBRD1045T4GADP150AUJZ-2.5-R7SN74AUP1T57DCKRTPS3801I50DCKR
ManufacturerKingbrightMolexON SemiconductorAnalog DevicesTexas InstrumentsTexas Instruments
Package TypeDual-In-Line PackagesOtherTO-XXX (Inc. DPAK)SOT23 (5-Pin)SOT23 (6-Pin)SOT23 (5-Pin)
Pin Count493565
Temperature Range-30.0°C ~ 100.0°C-40.0°C ~ 105.0°C-65.0°C ~ 175.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$0.4780$0.3434$0.2766$0.5375$0.1141$0.4863
StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleTRANSFERREDACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesNoYesYes
YTEOL696.32101515
Additional FeatureUL RECOGNIZED, VDE APPROVEDPICO-CLASPFREE WHEELING DIODERESET THRESHOLD VOLTAGE IS 4.55 V; POWER ON RESET GENERATOR; MANUAL RESET INPUT
Coll-Emtr Bkdn Voltage-Min35 V
ConfigurationSINGLESINGLE
Current Transfer Ratio-Min50%
Current Transfer Ratio-Nom50%
Dark Current-Max100 nA
Forward Current-Max0.05 A
Forward Voltage-Max1.4 V
Isolation Voltage-Max5000 V
Mounting FeatureTHROUGH HOLE MOUNT
Number of Elements11
On-State Current-Max0.05 A
Optoelectronic Device TypeTRANSISTOR OUTPUT OPTOCOUPLER
Power Dissipation-Max0.15 W
Response Time-Max0.000018 s
Surface MountNOYESYESYESYES
Factory Lead Time19 Weeks
Board Mounting OptionSOLDER HOLDING POSTS
Body Breadth0.197 inch
Body Depth0.213 inch
Body Length0.354 inch
Connector TypeBOARD CONNECTOR
Contact Finish MatingNOT SPECIFIED
Contact Finish TerminationTin (Sn)
Contact GenderMALE
Contact MaterialPHOSPHOR BRONZE
Contact PatternRECTANGULAR
Contact Resistance20 mΩ
Contact StyleSQ PIN-SKT
DIN ConformanceNO
Dielectric Withstanding Voltage350VAC V
Filter FeatureNO
IEC ConformanceNO
Insulation Resistance100000000 Ω
Insulator ColorNATURAL
Insulator MaterialPOLYAMIDE
JESD-609 Codee3e3e3e4e4
MIL ConformanceNO
Mating Contact Pitch0.039 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 StandardUL
Terminal Pitch1 mm0.95 mm0.65 mm0.65 mm
Termination TypeSURFACE MOUNT
Total Number of Contacts7
UL Flammability Code94V-0
Manufacturer Package Code369CUJ-5SOT323
ApplicationPOWER
Breakdown Voltage-Min45 V
Case ConnectionCATHODE
Diode Element MaterialSILICON
Diode TypeRECTIFIER DIODE
Forward Voltage-Max (VF)0.84 V
JESD-30 CodeR-PSSO-G2R-PDSO-G5R-PDSO-G6R-PDSO-G5
Non-rep Pk Forward Current-Max70 A
Number of Phases1
Output Current-Max10 A
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260260260260
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Rep Pk Reverse Voltage-Max45 V
Reverse Current-Max100 µA
Reverse Test Voltage45 V
TechnologySCHOTTKYCMOSCMOSCMOS
Terminal FinishMatte Tin (Sn) - annealedMatte Tin (Sn) - annealedNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WING
Terminal PositionSINGLEDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30303030
AdjustabilityFIXED
Dropout Voltage1-Max0.16 V
Dropout Voltage1-Nom0.105 V
Input Voltage Absolute-Max6.5 V
Input Voltage-Max5.5 V
Input Voltage-Min2.2 V
Line Regulation-Max0.00325%
Load Regulation-Max0.0281%
Number of Functions111
Number of Outputs1
Operating Temperature TJ-Max125 °C
Operating Temperature TJ-Min-40 °C
Output Current1-Max0.15 A
Output Voltage1-Max2.5375 V
Output Voltage1-Min2.4375 V
Output Voltage1-Nom2.5 V
Package Equivalence CodeTSOP5/6,.11,37TSSOP6,.08TSSOP5/6,.08
Packing MethodTRTR, 7 INCH
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Screening LevelAEC-Q100
Voltage Tolerance-Max2.5%
FamilyAUP/ULP/V
Load Capacitance (CL)30 pF
Logic IC TypeMAJORITY LOGIC GATE
Max I(ol)0.004 A
Number of Inputs3
Power Supply Current-Max (ICC)0.0009 mA
Prop. Delay@Nom-Sup9.8 ns
Propagation Delay (tpd)10.8 ns
Schmitt TriggerYES
Supply Voltage-Max (Vsup)3.6 V6 V
Supply Voltage-Min (Vsup)2.3 V2 V
Supply Voltage-Nom (Vsup)3.3 V3.3 V
Reach Compliance CodeCompliant
Adjustable ThresholdNO
Analog IC - Other TypeVOLTAGE SUPERVISOR/RESET IC
Number of Channels1
Supply Current-Max (Isup)0.025 mA
Temperature GradeINDUSTRIAL
Threshold Voltage-Nom+4.55V
## TPS3801I50DCKR Alternates Showing resultsImage

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 5 alternatives for KB817 — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for KB817 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 KB817 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 KB817?

Known equivalents for KB817 include 501331-0707, MBRD1045T4G, ADP150AUJZ-2.5-R7. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of KB817?

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 KB817 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.