PS2501-1-A vs LTV-817S-TA1-C Comparison
Detailed side-by-side comparison of PS2501-1-A by Renesas Electronics 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.
Renesas Electronics
PS2501-1-A - 5000Vrms Optocoupler, NPN Photo Transistor, DIP-4 | Renesas
PS2501-1-A ✓ Active
Specification Comparison
| Parameter | PS2501-1-A | LTV-817S-TA1-C |
|---|---|---|
| Brand | Renesas Electronics | Lite-On |
| Category | Optocouplers | Optocouplers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.31 | $0.03 |
| Isolation Voltage | 5000 Vrms | 5,000 Vrms |
| Channels | 1 | — |
| Output Type | Transistor (NPN) | Phototransistor output |
| Input Forward Voltage | 1.2 V typical at 10 mA | — |
| Collector-Emitter Voltage (Vceo) | 80 V | — |
| Emitter-Collector Voltage (VECO) | 7 V | — |
| Collector Current | 50 mA maximum | [DATA_NEEDED: collector current] |
| Current Transfer Ratio (CTR) | 80% to 600% at IF=5 mA, VCE=5 V | — |
| Rise Time | [DATA_NEEDED: rise time] | — |
| Fall Time | [DATA_NEEDED: fall time] | — |
| Operating Temperature | -55 C to +100 C | [DATA_NEEDED: operating temperature range] |
| Package | 4-DIP through-hole | 4-pin surface-mount, 4-SMD |
| Lead Pitch | 2.54 mm (0.1 inch) | — |
| Mounting Type | Through Hole | SMD/SMT, high-density mounting |
| RoHS Status | Compliant | Compliant according to distributor comparison data |
| UL Flammability Rating | UL94-V0 | — |
| Product Type | — | DC-input phototransistor-output optocoupler |
| Number of Channels | — | 1 channel |
| 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] |
| 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 |