Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

LTV-817-B

Lite On · Transistor, Photovoltaic Output Optoisolators · DIP-4

LTV-817-B from Lite On, in a DIP-4. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 A input LED anode; forward current IF max 50 mA (peak 1 A), forward voltage typ 1.2 V at IF = 20 mA.
2 K passive LED cathode; reverse voltage VR max 6 V, reverse current IR max 10 µA at VR = 4 V.
3 E passive Phototransistor emitter; emitter-collector breakdown voltage BVECO = 6 V min, VECO max 6 V.
4 C output Phototransistor collector; VCEO max 35 V, IC max 50 mA, CTR rank B = 130-260% at IF = 5 mA, VCE = 5 V.

Key specifications

Parameter Value
Manufacturer Lite On
Package DIP-4
Category Optoisolators
Pins 4

CAD (KiCad official)

  • Symbol: LTV-817-B
  • Footprint: Package_DIP:DIP-4_W7.62mm
  • 3D model: DIP-4 (KiCad packages3D, STEP)
  • 3D model files: ltv-817-b-etched.step / ltv-817-b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ltv-817-b.step / ltv-817-b.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Lite On datasheet (18 pp, sha256 a25a04fb47c46ce7, retrieved 2026-09-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-sonnet-4-6 (text+vision), consensus claude-opus-4-7 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF