PART NO.	PRICE		STOCK	MANUFACTURE	DESCRIPTION	Vf - Forward Voltage	Vr - Reverse Voltage	Package / Case	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging	Number of Channels	Data Rate	If - Forward Current	Pd - Power Dissipation	Output Type	Isolation Voltage	Current Transfer Ratio
HCPL2731SD	1+ $1.920 10+ $1.630 100+ $1.300 500+ $1.140 1000+ $0.943	PDF RFQ	1,217 In-stock	Fairchild Semiconductor	High Speed Optocouplers Hi Gain Optocoupler LC Darlington 2Ch	1.3 V	5 V	SMD-8 Gull Wing	- 40 C	+ 85 C	HCPL2731	Reel	2 Channel	100 kbps	20 mA	100 mW	Photodarlington	2500 Vrms	2500 %
HCPL2731V	1+ $1.900 10+ $1.610 100+ $1.290 500+ $1.130	PDF RFQ	823 In-stock	Fairchild Semiconductor	High Speed Optocouplers Hi Gain Optocoupler LC Darlington 2Ch	1.3 V	5 V	PDIP-8	- 40 C	+ 85 C	HCPL2731	Bulk	2 Channel	100 kbps	20 mA	100 mW	Photodarlington	2500 Vrms	2500 %
HCPL2731	1+ $1.810 10+ $1.540 100+ $1.230 500+ $1.080	PDF RFQ	183 In-stock	Fairchild Semiconductor	High Speed Optocouplers DIP-8 DUAL PH DARL	1.3 V	5 V	PDIP-8	- 40 C	+ 85 C	HCPL2731	Bulk	2 Channel	100 kbps	20 mA	100 mW	Photodarlington	2500 Vrms	3500 %
HCPL2731S	1+ $1.810 10+ $1.540 100+ $1.230 500+ $1.080	PDF RFQ	577 In-stock	Fairchild Semiconductor	High Speed Optocouplers DUAL PH DARL	1.3 V	5 V	SMD-DIP-8	- 40 C	+ 85 C	HCPL2731	Bulk	2 Channel	100 kbps	20 mA	100 mW	Photodarlington	2500 Vrms	2500 %