Description:Support is limited to customers who have already adopted these products.The PS2581L1, PS2581L2 are optically coupled isolators containing a GaAs light emitting diode and an NPN silicon phototransistor in a plastic DIP (Dual In-line Package). Creepage distance and clearance of leads are over 8 millimeters. The PS2581L2 is lead bending type (Gull-wing) for surface mounting.
IEC-60068-1; IEC-60112; IEC-62368-1, UL APPROVED, VDE APPROVED
Coll-Emtr Bkdn Voltage-Min:
80 V
Configuration:
SINGLE
Current Transfer Ratio-Min:
80%
Current Transfer Ratio-Nom:
200%
Dark Current-Max:
100 nA
Forward Current-Max:
0.08 A
Forward Voltage-Max:
1.4 V
Isolation Voltage-Max:
5000 V
JESD-609 Code:
e6
Mounting Feature:
SURFACE MOUNT
Number of Elements:
1
On-State Current-Max:
0.05 A
Operating Temperature-Max:
100 °C
Operating Temperature-Min:
-55 °C
Optoelectronic Device Type:
TRANSISTOR OUTPUT OPTOCOUPLER
Packing Method:
MAGAZINE
Power Dissipation-Max:
0.15 W
Response Time-Max:
0.000003 s
Surface Mount:
YES
Terminal Finish:
TIN BISMUTH
PS2581L2-A Frequently Asked Questions (FAQs)
Renesas provides a recommended PCB layout guide in their application note (APN) documents, which can be found on their website. The guide includes layout considerations for power supply, signal routing, and thermal management to ensure optimal performance and minimize noise.
The PS2581L2-A has a built-in overcurrent protection feature that can be enabled by connecting the OCP pin to a resistor and capacitor network. The datasheet provides a recommended circuit diagram and calculation formula for setting the overcurrent threshold. Additionally, Renesas provides an application note that provides more detailed guidance on implementing overcurrent protection.
While the datasheet specifies an operating temperature range of -40°C to 85°C, Renesas recommends derating the device's performance at higher temperatures to ensure reliability. A more detailed temperature derating curve can be found in the device's reliability report, which is available upon request from Renesas.
The PS2581L2-A is designed to meet the vibration requirements of various industrial and automotive applications. However, Renesas recommends following their guidelines for vibration testing and ensuring that the device is properly mounted and secured to the PCB to prevent damage or malfunction.
Renesas provides a troubleshooting guide for I2C interface issues in their application note documents. The guide covers common issues such as bus contention, clock stretching, and data corruption, and provides guidance on using oscilloscopes and logic analyzers to debug the interface.
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PS2581L2-A Overview
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