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PC3H411NIP
Sharp Microelectronics
OPTOISO 2.5KV TRANS 4-MINI-FLAT
12573 Pcs New Original In Stock
Optoisolator Transistor Output 2500Vrms 1 Channel 4-Mini-Flat
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5.0 / 5.0
- (32 Ratings)
PC3H411NIP
Product Overview
7924156
DiGi Electronics Part Number
PC3H411NIP-DGManufacturer
Sharp Microelectronics
PC3H411NIP
Description
OPTOISO 2.5KV TRANS 4-MINI-FLATInventory
12573 Pcs New Original In Stock
Optoisolator Transistor Output 2500Vrms 1 Channel 4-Mini-Flat
Quantity
Minimum 1
Minimum 1
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PC3H411NIP Technical Specifications
Category
Optoisolators, Transistor, Photovoltaic Output Optoisolators
Packaging
-
Series
-
Product Status
Obsolete
Number of Channels
1
Voltage - Isolation
2500Vrms
Current Transfer Ratio (Min)
100% @ 500µA
Current Transfer Ratio (Max)
300% @ 500µA
Turn On / Turn Off Time (Typ)
-
Rise / Fall Time (Typ)
4µs, 3µs
Input Type
AC, DC
Output Type
Transistor
Voltage - Output (Max)
80V
Current - Output / Channel
50mA
Voltage - Forward (Vf) (Typ)
1.2V
Current - DC Forward (If) (Max)
10 mA
Vce Saturation (Max)
200mV
Operating Temperature
-30°C ~ 100°C
Mounting Type
Surface Mount
Package / Case
4-SOIC (0.173", 4.40mm Width)
Supplier Device Package
4-Mini-Flat
Datasheet & Documents
HTML Datasheet
PC3H411NIP-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
425-1343-1
425-1343-2
Standard Package
3,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
いつも安定した品質とお得な価格に満足しています。
December 02, 2025
Their dedication to efficient delivery makes my shopping experience worry-free.
December 02, 2025
The reliable delivery schedule keeps my business operations running smoothly.
December 02, 2025
The quality of their electronic components is second to none, reducing my repair failures.
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Frequently Asked Questions (FAQ)
What are the key risks when replacing PC3H411NIP with TCMT1600 in a high-noise industrial control interface, and how can I ensure signal integrity is maintained?
The PC3H411NIP and TCMT1600 differ significantly in current transfer ratio (CTR) stability and propagation delay characteristics. While both offer 2500Vrms isolation, the TCMT1600 has a lower minimum CTR (50% vs 100% @ 500µA), which may require increasing input current or adding a buffer stage to maintain reliable logic-level output in marginal signal conditions. Additionally, the TCMT1600’s longer rise/fall times (~10µs vs 4µs/3µs for PC3H411NIP) can distort fast digital edges—problematic in PWM or encoder applications. To mitigate risk, validate timing margins under worst-case load and temperature, and consider adding hysteresis or Schmitt-trigger buffering on the output side if edge fidelity is critical.
Can I use PC3H411NIP in a 24V digital input module for PLCs despite its obsolete status and RoHS non-compliance, and what long-term reliability concerns should I anticipate?
While the PC3H411NIP can technically function in 24V digital input circuits (given its 80V output rating and 10mA forward current capability), its obsolete status and RoHS non-compliance pose supply chain and regulatory risks—especially for new designs targeting EU or global markets. Long-term reliability may be impacted by reduced availability of genuine parts, increasing susceptibility to counterfeit components. Furthermore, Sharp’s discontinuation means no future process improvements or failure analysis support. For new designs, migrate to a modern alternative like HMHAA280V, which offers similar performance with full RoHS compliance and active manufacturer support, reducing lifecycle risk.
How does the PC3H411NIP’s AC/DC input capability affect noise immunity in motor drive environments, and should I add external filtering even though it’s not required by the datasheet?
The PC3H411NIP’s ability to accept AC or DC inputs simplifies interface design but introduces vulnerability to conducted EMI in motor drive applications where voltage spikes and ground bounce are common. Unlike optocouplers with built-in input filtering or zero-crossing detection, the PC3H411NIP responds directly to input transients, potentially causing false triggering. Even though the datasheet doesn’t mandate external components, best practice in high-noise environments includes a series resistor (e.g., 1kΩ) and parallel capacitor (10–100nF) at the input to form a low-pass filter. This reduces high-frequency coupling and improves noise margin without significantly affecting response time, given the device’s relatively slow 4µs rise time.
What layout and thermal considerations are critical when using PC3H411NIP in a densely packed SMD board operating near its 100°C upper temperature limit?
Operating the PC3H411NIP near 100°C in a compact SMD layout demands careful thermal and creepage management. Despite its MSL 1 rating (unlimited floor life), sustained high temperatures accelerate LED degradation, reducing CTR over time and potentially causing premature failure. Ensure adequate copper pour under and around the 4-Mini-Flat package to act as a heat spreader, but maintain >8mm creepage distance to adjacent low-voltage traces to preserve 2500Vrms isolation integrity. Avoid placing heat-generating components (e.g., regulators, FETs) within 10mm to prevent localized hot spots. If ambient temperatures exceed 85°C, derate forward current by 20% and monitor long-term CTR drift in validation testing.
Is the PC3H411NIP suitable for replacing older 4N25-based designs in safety-critical medical equipment, and what certification gaps must be addressed?
Direct replacement of 4N25 with PC3H411NIP in medical equipment is not recommended without thorough re-evaluation. While both provide basic isolation, the PC3H411NIP lacks medical-grade certifications (e.g., IEC 60601-1) and has lower guaranteed isolation voltage endurance over time. Its RoHS non-compliance may also conflict with medical device material declarations. More critically, the 4N25 typically operates in thru-hole packages with higher creepage distances, whereas the PC3H411NIP’s 4-Mini-Flat SMD package offers only ~2.5mm pin-to-pin spacing—insufficient for reinforced insulation in many medical applications. For safety-critical systems, use certified alternatives like TCMT1600T3 (IEC 60747-5-5 approved) and perform full isolation barrier validation per applicable standards.
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.
PC3H411NIP CAD Models
Sharp Microelectronics PC3H411NIP PCB symbols & footprints
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