LTV-817S-TA1-C vs VOS617A-4T Comparison
Detailed side-by-side comparison of LTV-817S-TA1-C by Lite-On and VOS617A-4T by Vishay Intertechnology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Vishay Intertechnology
VOS617A-4T - 3750Vrms Phototransistor Optocoupler, SSOP-4 | Vishay
VOS617A-4T ✓ ActiveSpecification Comparison
| Parameter | LTV-817S-TA1-C | VOS617A-4T |
|---|---|---|
| Brand | Lite-On | Vishay Intertechnology |
| Category | Optocouplers | Optocouplers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.03 | $0.31 |
| Product Type | DC-input phototransistor-output optocoupler | — |
| Output Type | Phototransistor output | Phototransistor (single channel) |
| Number of Channels | 1 channel | 1 |
| Isolation Voltage | 5,000 Vrms | 3750 Vrms |
| Current Transfer Ratio Minimum | 50% at IF = 5 mA, VCE = 5 V | — |
| Forward Current Test Condition | 5 mA | — |
| Collector-Emitter Test Voltage | 5 V | — |
| Package | 4-pin surface-mount, 4-SMD | SSOP-4 (50 mil lead pitch, mini-flat) |
| Mounting Type | SMD/SMT, high-density mounting | Surface Mount |
| Package Form | Compact dual-in-line package variant | — |
| Response Time | 4 us at IF = 2 mA and RL = 100 ohm | — |
| Isolation Approvals | UL approved E113898; TUV approved R9653630; CSA approved CA91533-1 | — |
| Input Reverse Voltage | [DATA_NEEDED: input reverse voltage] | — |
| Collector Current | [DATA_NEEDED: collector current] | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| Storage Temperature | [DATA_NEEDED: storage temperature range] | — |
| RoHS Status | Compliant according to distributor comparison data | Compliant |
| Supplier Price | From $0.0398; LCSC price from $0.0326 as of 2026-10-09 | — |
| Supplier Inventory | 113,020 pieces listed by LCSC as of 2026-10-09 | — |
| Current Transfer Ratio (CTR) | — | 160% to 320% (at IF = 5 mA, VCE = 5 V) |
| Forward Voltage (VF) typ. | — | 1.1 V (at IF = 10 mA) |
| Collector-Emitter Voltage (VCEO) max. | — | 80 V |
| Emitter-Collector Voltage (VECO) | — | 7 V |
| Collector Current (IC) max. | — | 50 mA |
| Operating Temperature Range | — | -55 °C to +110 °C |
| Lead Pitch | — | 1.27 mm (50 mil) |
| Input Type | — | DC (GaAs IR LED) |
| MSL Level | — | [DATA_NEEDED: MSL moisture sensitivity level] |