Signal isolation component LITEON LTV-814S-TA1-B offering UL TUV CSA certified performance standards
LITE-ON LTV-814/824/844 Series Optocouplers
The LTV-814/824/844 series are high-performance optocouplers from Lite-On Technology Corporation, designed for AC input response and featuring high input-output isolation voltage (5,000Vrms). They offer low collector dark current, good current transfer ratio (CTR), and fast response times. Available in various package types including dual-in-line, wide lead spacing, and surface mounting with tape and reel options, these optocouplers are suitable for a wide range of electronic applications requiring reliable signal isolation and transfer. They have obtained multiple international approvals, including UL, TUV, CSA, FIMKO, NEMKO, DEMKO, SEMKO, and VDE.
Product Attributes
- Brand: LITE-ON TECHNOLOGY CORPORATION
- Certifications: UL (No. E113898), TUV (No. R9653630), CSA (No. CA91533-1), FIMKO (No. 193422-01), NEMKO (No. P96103013), DEMKO (No. 303986), SEMKO (No. 9646047 / 01-30), VDE (No. 094722)
- Origin: Factory identification marks include Z (Taiwan), Y (Thailand), X (China).
Technical Specifications
| Parameter | Symbol | LTV-814 | LTV-824 | LTV-844 | Unit | Conditions | |
| Absolute Maximum Ratings | |||||||
| Forward Current | IF | ±50 | ±50 | ±50 | mA | Ta = 25°C | |
| Power Dissipation (Input) | P | 70 | 70 | 70 | mW | Ta = 25°C | |
| Collector-Emitter Voltage | VCEO | 35 | 35 | 35 | V | ||
| Emitter-Collector Voltage | VECO | 6 | 6 | 6 | V | ||
| Collector Current | IC | 50 | 50 | 50 | mA | ||
| Power Dissipation (Output) | PC | 150 | 150 | 150 | mW | Ta = 25°C | |
| Total Power Dissipation | Ptot | 200 | 200 | 200 | mW | Ta = 25°C | |
| Isolation Voltage | Viso | 5,000 | 5,000 | 5,000 | Vrms | AC for 1 Minute, R.H. = 40~60% | |
| Operating Temperature | Topr | -30 ~ +100 | -30 ~ +100 | -30 ~ +100 | °C | ||
| Storage Temperature | Tstg | -55 ~ +125 | -55 ~ +125 | -55 ~ +125 | °C | ||
| Soldering Temperature | Tsol | 260 | 260 | 260 | °C | For 10 Seconds | |
| Electrical-Optical Characteristics | |||||||
| Forward Voltage | VF | 1.2 (Typ) | 1.2 (Typ) | 1.2 (Typ) | V | IF=±20mA | |
| Terminal Capacitance | Ct | 50 (Typ) | 50 (Typ) | 50 (Typ) | pF | V=0, f=1KHz | |
| Collector Dark Current | ICEO | 100 (Max) | 100 (Max) | 100 (Max) | nA | VCE=20V, IF=0 | |
| Collector-Emitter Breakdown Voltage | BVCEO | 35 (Min) | 35 (Min) | 35 (Min) | V | IC=0.1mA, IF=0 | |
| Emitter-Collector Breakdown Voltage | BVECO | 6 (Min) | 6 (Min) | 6 (Min) | V | IE=10µA, IF=0 | |
| Collector Current | IC | 0.2 (Min) | 0.2 (Min) | 0.2 (Min) | mA | ||
| Current Transfer Ratio | CTR | 20 (Min) | 20 (Min) | 20 (Min) | % | IF=±1mA, VCE=5V | |
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.1 (Typ) | 0.1 (Typ) | 0.1 (Typ) | V | IF=±20mA, IC=1mA | |
| Isolation Resistance | Riso | 1x1011 (Typ) | 1x1011 (Typ) | 1x1011 (Typ) | Ω | DC500V, 40~60% R.H. | |
| Floating Capacitance | Cf | 0.6 (Typ) | 0.6 (Typ) | 0.6 (Typ) | pF | V=0, f=1MHz | |
| Cut-Off Frequency | fc | 15 (Min) | 15 (Min) | 15 (Min) | kHz | VCE=5V, IC=2mA, RL=100Ω, -3dB | |
| Response Time (Rise) | tr | 4 (Typ) | 4 (Typ) | 4 (Typ) | µs | VCE=2V, IC=2mA, RL=100Ω | |
| Response Time (Fall) | tf | 3 (Typ) | 3 (Typ) | 3 (Typ) | µs | VCE=2V, IC=2mA, RL=100Ω | |
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