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PC3Q64
Sharp Microelectronics
OPTOISO 2.5KV 4CH TRANS 16SOIC
1850 Pcs New Original In Stock
Optoisolator Transistor Output 2500Vrms 4 Channel 16-Mini-Flat
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5.0 / 5.0
- (315 Ratings)
PC3Q64
Product Overview
7923529
DiGi Electronics Part Number
PC3Q64-DGManufacturer
Sharp Microelectronics
PC3Q64
Description
OPTOISO 2.5KV 4CH TRANS 16SOICInventory
1850 Pcs New Original In Stock
Optoisolator Transistor Output 2500Vrms 4 Channel 16-Mini-Flat
Quantity
Minimum 1
Minimum 1
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PC3Q64 Technical Specifications
Category
Optoisolators, Transistor, Photovoltaic Output Optoisolators
Packaging
-
Series
-
Product Status
Obsolete
Number of Channels
4
Voltage - Isolation
2500Vrms
Current Transfer Ratio (Min)
-
Current Transfer Ratio (Max)
-
Turn On / Turn Off Time (Typ)
-
Rise / Fall Time (Typ)
4µs, 3µs
Input Type
AC, DC
Output Type
Transistor
Voltage - Output (Max)
35V
Current - Output / Channel
50mA
Voltage - Forward (Vf) (Typ)
1.2V
Current - DC Forward (If) (Max)
50 mA
Vce Saturation (Max)
200mV
Operating Temperature
-30°C ~ 100°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.173", 4.40mm Width)
Supplier Device Package
16-Mini-Flat
Datasheet & Documents
Datasheets
Download PC3Q64 Product Specification (PDF)
HTML Datasheet
PC3Q64-DG
Environmental & Export Classification
RoHS Status
RoHS non-compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.49.8000
Additional Information
Other Names
425-1358-2
425-1358-1
Standard Package
1,000
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
Nous apprécions la transparence et la précision dans la communication de DiGi Electronics, ce qui facilite notre planification.
December 02, 2025
価格が安いのに、品質は高水準を保っておりコスパ最高です。
December 02, 2025
Affordable prices and dependable support make them a reliable choice.
December 02, 2025
I love how fast the site responds to my inputs, making shopping efficient.
December 02, 2025
Their team’s quick reactions to delivery problems have prevented many potential project delays.
December 02, 2025
I am consistently impressed by their commitment to delivering quality and service.
December 02, 2025
They consistently exceed expectations with their product quality and service.
December 02, 2025
Impressed with the sustainable packaging—it felt sturdy yet environmentally conscious.
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Frequently Asked Questions (FAQ)
Is the PC3Q64 still a viable choice for new designs despite being marked as obsolete by Sharp Microelectronics?
No, the PC3Q64 is not recommended for new designs due to its obsolete status, which poses long-term supply chain risks and potential end-of-life discontinuation. While 1,796 units may be available now, this inventory is finite and not replenishable. For new designs, consider actively supported alternatives like the TCMT4600 from Vishay, which offers similar 4-channel transistor output isolation with improved availability and full RoHS compliance. Designing in an obsolete component like the PC3Q64 increases the risk of costly redesigns or last-time buys down the line.
Can I safely replace the PC3Q64 with the TCMT4600 in an existing 24V industrial control board without modifying the PCB layout?
The TCMT4600 is a functional substitute for the PC3Q64 in many applications, but pin-to-pin compatibility is not guaranteed due to potential differences in pinout and thermal characteristics between the 16-SOIC and 16-Mini-Flat packages. You must verify the pinout alignment and ensure the TCMT4600’s 3750Vrms isolation voltage and 50mA output current meet or exceed your system’s requirements. Additionally, the TCMT4600 is RoHS-compliant, unlike the PC3Q64, which may affect compliance in regulated markets. Always conduct signal integrity and isolation testing under worst-case conditions before full deployment.
What are the key reliability risks when using the PC3Q64 in high-temperature environments near its 100°C operating limit?
Operating the PC3Q64 near its 100°C maximum junction temperature significantly accelerates LED degradation in the input side, reducing current transfer ratio (CTR) over time and potentially leading to premature failure. Although the package has an MSL of 1 (unlimited floor life), thermal cycling at elevated temperatures can induce mechanical stress on the internal bond wires and die attach. To mitigate risk, maintain adequate derating—keep operating temperatures below 85°C if possible—and ensure proper PCB thermal management. Consider alternatives with higher temperature ratings or built-in CTR stabilization if long-term reliability above 90°C is required.
How does the non-RoHS status of the PC3Q64 impact its use in consumer or EU-market products, and what are the compliance workarounds?
The PC3Q64’s non-RoHS status makes it unsuitable for new consumer or EU-market products governed by the Restriction of Hazardous Substances Directive. Using it could result in non-compliance, import restrictions, or product recalls. There is no practical workaround beyond seeking a RoHS-compliant alternative such as the TCMT4600 or similar optoisolators from manufacturers like Broadcom or Toshiba. If legacy system repair is the only use case, document the exemption under 'industrial equipment' where applicable, but do not design the PC3Q64 into new RoHS-regulated products.
What design precautions should I take when driving the PC3Q64’s AC/DC input side in a noisy industrial environment to avoid false triggering?
When using the PC3Q64 in high-noise environments, ensure the input current exceeds the minimum threshold reliably—typically >5mA—to avoid false triggering from transient noise, especially since it supports both AC and DC inputs. Use a series current-limiting resistor with tight tolerance and add a small bypass capacitor (e.g., 10nF) across the input LED to suppress high-frequency interference. Avoid long input traces without shielding, and consider adding a Schmitt trigger buffer before the optoisolator if the driving signal is slow-rising. These steps help maintain signal integrity and prevent unintended output state changes in electrically harsh conditions.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
PC3Q64 CAD Models
Sharp Microelectronics PC3Q64 PCB symbols & footprints
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