Part Review and Datasheet Analysis

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Review of PS2801C-1-V-F3-A

1) Available part information in this part project

FieldValue
PartPS2801C-1-V-F3-A
DescriptionHigh Isolation Voltage SSOP Photocoupler
ManufacturerRenesas
MPNPS2801C-1-V-F3-A
Base orderable familyPS2801C-1-V-F3
PackageSSOP
Package from datasheet4-pin SSOP, 1.27 mm pitch
Pin count4
Project designator prefixIC
Datasheet URL propertyAlready set
Schematic interface pinsANODE, CATHODE, EMITTER, COLLECTOR
Footprint assetSOIC127P700X210-4N.kicad_mod
3D modelPresent: PS2801C-1-V-F3-A.stp
2) Datasheet property status
The part already has a datasheet URL set, so no property update was needed.
3) Datasheet scan summary
Official datasheet scanned:

Key features

ParameterDatasheet value
Device typeGaAs LED + NPN silicon phototransistor photocoupler
Isolation voltage2,500 Vr.m.s.
Collector-emitter voltage80 V
Channels1
Package4-pin SSOP
Pitch1.27 mm
Creepage distance4.5 mm
Air distance4.5 mm
Special featureShield-effect package to cut off ambient light
CompliancePb-free
Safety approvalsUL 1577, CSA C22.2 No. 62368-1, BSI EN IEC 62368-1, VDE option

Absolute maximum ratings

ParameterSymbolRating
Diode forward currentIF30 mA/ch
Peak forward currentIFP0.5 A/ch
Reverse voltageVR6 V
Transistor collector-emitter voltageVCEO80 V
Emitter-collector voltageVECO5 V
Collector currentIC30 mA/ch
Diode power dissipationPD60 mW/ch
Transistor power dissipationPC120 mW/ch
Isolation voltageBV2,500 Vr.m.s.
Operating ambient temperatureTA-55 to +100 °C
Storage temperatureTstg-55 to +150 °C

Electrical characteristics

CategoryParameterConditionDatasheet value
Input diodeForward voltage, VFIF = 5 mA1.2 V min, 1.4 V typ
Input diodeReverse current, IRVR = 5 V5 µA max
Input diodeTerminal capacitance, CtV = 0 V, f = 1.0 MHz10 pF typ
Output transistorCollector dark current, ICEOVCE = 80 V, IF = 0 mA100 nA max
Output transistorCollector-emitter saturation, VCE(sat)IF = 10 mA, IC = 2 mA0.13 V typ, 0.3 V max
IsolationIsolation resistance, RI-OVI-O = 1.0 kVDC10^11 Ω min
IsolationIsolation capacitance, CI-OV = 0 V, f = 1.0 MHz0.4 pF typ
TransferCTRIF = 5 mA, VCE = 5 V50 to 400 %

Switching characteristics

ParameterConditionTypical
Rise time, trVCC = 5 V, IC = 2 mA, RL = 100 Ω5 µs
Fall time, tfsame7 µs
Turn-on time, tonsame10 µs
Turn-off time, toffsame7 µs

Recommended operating conditions

ParameterValue
Ambient operating temperature-55 to +100 °C
Common spec condition for CTRIF = 5 mA, VCE = 5 V
Common spec condition for VCE(sat)IF = 10 mA, IC = 2 mA

Pin descriptions

PinDatasheet functionProject terminal
1AnodeANODE
2CathodeCATHODE
3EmitterEMITTER
4CollectorCOLLECTOR

Package dimensions

ParameterDatasheet value
Body length4.4 mm
Body width2.7 ± 0.3 mm
Overall span7.0 ± 0.3 mm
Lead pitch1.27 mm
Height2.0 +0.3 / -0.2 mm
Lead width0.4 ± 0.1 mm
Lead thickness0.15 +0.10 / -0.05 mm
Lead stand-off related dimensions0.1 ± 0.1 mm, 0.5 ± 0.3 mm
Creepage distance4.5 mm

Ordering / marking

FieldValue
Part numberPS2801C-1-V-F3
Order numberPS2801C-1-V-F3-A
PackingEmbossed tape, 3,500 pcs/reel
Marking exampleR1C with assembly/date codes
4) Symbol and footprint cross-check

Cross-check result

CheckStatusNotes
Pin countPassProject has 4 pins; datasheet requires 4 pins
Pin numbersPassANODE=1, CATHODE=2, EMITTER=3, COLLECTOR=4
Pin namesPassNames match datasheet functions
Symbol side groupingPassInput LED pins on left, transistor output pins on right; consistent with datasheet top-view pinout
Footprint pitchPassFootprint uses 1.27 mm pin spacing
Footprint body sizePassFabrication outline is approximately 4.4 mm x 2.7 mm, matching datasheet body size
Lead span / pad placementPassPad centers at about ±3.2 mm are consistent with 7.0 mm overall span
Pad count / numberingPass4 SMD pads numbered 1-4
3D model presencePassSTEP model exists
Manufacturing-risk mismatchNo critical mismatch foundNothing obvious that would cause guaranteed assembly failure

Issues flagged

SeverityIssueWhy it matters
MediumFootprint asset is named SOIC127P700X210-4N while the datasheet package is 4-pin SSOPGeometry appears correct, but the naming mismatch could confuse future reuse, library search, or procurement review
LowSchematic terminal pin types are all UnspecifiedNot a manufacturing issue, but it weakens ERC quality and part metadata completeness
LowProject package property is just SSOPFunctional, but not very specific; 4-pin SSOP, 1.27 mm pitch would be clearer for ordering/review
Bottom line
  • The current symbol-to-datasheet mapping looks correct.
  • The current footprint geometry looks consistent with the datasheet package.
  • I do not see a critical mismatch that would likely cause board failure or wrong pin mapping.
  • The main cleanup item is the SOIC-vs-SSOP footprint naming inconsistency, which is metadata/library hygiene rather than a clear geometric error.
@review check ERC/DRC
@datasheet verify creepage
Tighten part metadata

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PS2801C-1-V-F3-A

PS2801C-1-V-F3-A thumbnail
Optoisolator Transistor Output 2500Vrms 1 Channel 4-SSOP #CommonPartsLibrary #PS2801

Properties

PS2801C-1-V-F3-A

Renesas

Isolator

renesas.com/en/products/interface/photocouplers-optocouplers/photocouplers-optocouplers-transistor-output/dc-input-single/ps2801c-1-high-isolation-voltage-ssop-photocoupler?queryID=ce6fd6a79872f931a1d1df4aff352ba0&partno=PS2801C-1-V-F3-A

IC

SSOP

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