LTV-817S-TA1-C vs PS2501-1 Comparison
Detailed side-by-side comparison of LTV-817S-TA1-C by Lite-On and PS2501-1 by Renesas Electronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Renesas Electronics
PS2501-1 - 5000Vrms 1-Ch NPN Phototransistor Optocoupler | Renesas
PS2501-1 ✓ ActiveSpecification Comparison
| Parameter | LTV-817S-TA1-C | PS2501-1 |
|---|---|---|
| Brand | Lite-On | Renesas Electronics |
| Category | Optocouplers | Optocouplers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.03 | $0.33 |
| Product Type | DC-input phototransistor-output optocoupler | — |
| Output Type | Phototransistor output | Transistor (NPN Phototransistor) |
| Number of Channels | 1 channel | — |
| Isolation Voltage | 5,000 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 | 4-DIP (6-pin DIP lead pitch 0.3 inch / 7.62 mm) |
| Mounting Type | SMD/SMT, high-density mounting | Through Hole |
| 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 (lead-free finish option -A) |
| 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 | — |
| Channel Count | — | 1 |
| Input Type | — | DC (GaAs LED) |
| Isolation Voltage (rms) | — | 5000 Vrms |
| Collector-Emitter Voltage (Vceo) | — | 40 V |
| Emitter-Base Voltage (Vebo) | — | [DATA_NEEDED: VEBO value] |
| Collector Current (Ic) | — | 40 mA maximum |
| Forward Current (IF) | — | 50 mA maximum |
| Forward Voltage (VF) | — | 1.4 V typical at IF=50 mA |
| Reverse Voltage (VR) | — | 6 V |
| Current Transfer Ratio (CTR) | — | 80% typical at IF=5 mA, VCE=5 V |
| Response Time (tr/tf) | — | [DATA_NEEDED: tr/tf typical value] |
| Operating Temperature Range | — | -55C to +100C |
| MSL Level | — | 1 (per JEDEC J-STD-020) |
| UL 1577 Recognition | — | Recognized (factory-installed option) |