VOS617A-4T vs LTV-817S-TA1-C Comparison
Detailed side-by-side comparison of VOS617A-4T by Vishay Intertechnology and LTV-817S-TA1-C by Lite-On. 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 | VOS617A-4T | LTV-817S-TA1-C |
|---|---|---|
| Brand | Vishay Intertechnology | Lite-On |
| Category | Optocouplers | Optocouplers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.31 | $0.03 |
| Isolation Voltage | 3750 Vrms | 5,000 Vrms |
| Output Type | Phototransistor (single channel) | Phototransistor output |
| Number of Channels | 1 | 1 channel |
| 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 | — |
| Package | SSOP-4 (50 mil lead pitch, mini-flat) | 4-pin surface-mount, 4-SMD |
| Lead Pitch | 1.27 mm (50 mil) | — |
| Input Type | DC (GaAs IR LED) | — |
| Mounting Type | Surface Mount | SMD/SMT, high-density mounting |
| MSL Level | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| RoHS Status | Compliant | Compliant according to distributor comparison data |
| Product Type | — | DC-input phototransistor-output optocoupler |
| 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 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] |
| 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 |