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MOC8102-X017
Vishay Semiconductor Opto Division
OPTOISO 5.3KV TRANSISTOR 6SMD
4481 Pcs New Original In Stock
Optoisolator Transistor Output 5300Vrms 1 Channel 6-SMD
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5.0 / 5.0
- (320 Ratings)
MOC8102-X017
Product Overview
1194724
DiGi Electronics Part Number
MOC8102-X017-DGManufacturer
Vishay Semiconductor Opto Division
MOC8102-X017
Description
OPTOISO 5.3KV TRANSISTOR 6SMDInventory
4481 Pcs New Original In Stock
Optoisolator Transistor Output 5300Vrms 1 Channel 6-SMD
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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MOC8102-X017 Technical Specifications
Category
Optoisolators, Transistor, Photovoltaic Output Optoisolators
Packaging
Tube
Series
-
Product Status
Active
Number of Channels
1
Voltage - Isolation
5300Vrms
Current Transfer Ratio (Min)
73% @ 10mA
Current Transfer Ratio (Max)
117% @ 10mA
Turn On / Turn Off Time (Typ)
3µs, 2.3µs
Rise / Fall Time (Typ)
2µs, 2µs
Input Type
DC
Output Type
Transistor
Voltage - Output (Max)
30V
Current - Output / Channel
50mA
Voltage - Forward (Vf) (Typ)
1.25V
Current - DC Forward (If) (Max)
60 mA
Vce Saturation (Max)
400mV
Operating Temperature
-55°C ~ 100°C
Mounting Type
Surface Mount
Package / Case
6-SMD, Gull Wing
Supplier Device Package
6-SMD
Base Product Number
MOC8102
Datasheet & Documents
HTML Datasheet
MOC8102-X017-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8541.49.8000
Additional Information
Standard Package
50
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
物流安排非常嚴謹，貨物都能按時到達，這點令我非常放心。
de desembre 02, 2025
Envoi rapide, colis bien protégé, et support après-vente très réactif dans le suivi.
de desembre 02, 2025
Adding items to my cart was simple, and I appreciated the minimal steps to purchase.
de desembre 02, 2025
The support team’s professionalism is commendable.
de desembre 02, 2025
DiGi Electronics demonstrates their commitment to customers with excellent after-sales care.
de desembre 02, 2025
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Frequently Asked Questions (FAQ)
What are the key design risks when replacing a legacy MOC8102-X017 with a modern optoisolator like the LTV-356T in a 24VDC PLC input module?
When considering replacing the MOC8102-X017 with alternatives like the LTV-356T in a PLC input module, key design risks include differences in current transfer ratio (CTR) stability and saturation voltage. The MOC8102-X017 guarantees a CTR range of 73% to 117% at 10mA, ensuring reliable switching under variable aging and temperature conditions. The LTV-356T has a wider CTR spread and higher Vce(sat), increasing risk of false outputs in marginally driven circuits. Always verify the drive capability of your input signal and simulate end-of-life CTR degradation. For safe replacement, maintain a minimum CTR margin of 50% after accounting for LED aging and temperature derating, and confirm output transistor saturation under worst-case load conditions.
How does the 5300Vrms isolation rating of the MOC8102-X017 impact creepage and clearance requirements in compact industrial power supply designs?
The MOC8102-X017's 5300Vrms isolation rating enables robust galvanic isolation in high-voltage environments, but PCB layout must comply with IEC 60664-1 insulation coordination standards. For 5300Vrms, minimum clearance (air gap) is typically 8.4mm and creepage (surface path) 10.5mm for Pollution Degree 2, Material Group III. In compact industrial power supplies, achieving these distances on a 6-SMD footprint requires slotting under the package or using higher CTI-rated PCB materials. Never rely solely on the device rating—design your layout to meet system-level safety standards, especially when the MOC8102-X017 interfaces between hazardous mains and SELV circuits.
What are the risks of exceeding the 400mV Vce saturation limit in the MOC8102-X017 when driving digital logic in a noise-sensitive environment?
Exceeding the 400mV max Vce(sat) in the MOC8102-X017 can cause logic misinterpretation, especially when interfacing with 3.3V or 5V digital inputs with tight noise margins. If the output transistor doesn't fully saturate—due to excessive load current or low CTR—the elevated collector voltage may fall in the indeterminate logic region. To mitigate, size the load resistor to keep collector current below 10mA for reliable saturation and use a pull-up resistor no higher than 10kΩ. In noise-sensitive applications, add hysteresis via Schmitt-trigger buffers and ensure the MOC8102-X017's output stage is fully driven across temperature (-55°C to 100°C) and aging to maintain low on-state voltage.
Can the MOC8102-X017 safely interface with microcontrollers using 3.3V logic without signal degradation due to its 1.25V typical forward voltage?
Yes, the MOC8102-X017 can reliably interface with 3.3V microcontrollers, but proper current-limiting resistor selection is critical to avoid signal degradation. The 1.25V typical Vf at 10mA allows sufficient headroom with a 3.3V GPIO. Calculate the series resistor to deliver at least 5mA LED current under min Vf and logic-low dropout (e.g., 3.3V - 0.4V - 1.25V = 1.65V / 5mA ≈ 330Ω). Avoid driving below 3mA to prevent operating in non-linear CTR regions. Also, ensure the microcontroller’s pin can sink the required current without violating its I/O specs. For long-term reliability, include a reverse-voltage protection diode if inductive coupling is possible.
What reliability concerns should be addressed when using the MOC8102-X017 in high-temperature industrial environments approaching 100°C?
Operating the MOC8102-X017 near its 100°C max temperature introduces reliability risks such as LED luminous decay and reduced CTR over time. The LED’s lifetime decreases exponentially with junction temperature—each 10°C rise can halve LED life. To ensure long-term performance, derate the input current to 70-80% of 60mA max (e.g., 40mA), use pulsed operation where possible, and monitor thermal coupling from adjacent components. Additionally, high temperature increases Vce(sat), which may affect output loading. Perform accelerated life testing at max ambient + self-heating, and verify CTR remains above required levels after 10 years of operation. Avoid sustained operation above 85°C unless reliability margins are explicitly validated.
Quality Assurance (QC)
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MOC8102-X017 CAD Models
Vishay Semiconductor Opto Division MOC8102-X017 PCB symbols & footprints
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