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ISO643x/ISO643x-Q1 Digital Isolators

Texas Instruments ISO643x/ISO643x-Q1 Triple-Channel Digital Isolators are general-purpose digital isolators designed for applications requiring up to a 5000V_RMS isolation rating per UL 1577. The devices are also certified by VDE, TUV, and CQC.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Mounting Style	Package / Case	Number of Channels	Polarity	Data Rate	Isolation Voltage	Supply Voltage - Max	Supply Voltage - Min	Operating Supply Current	Propagation Delay Time	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
	Digital Isolators Robust EMC, reinforced/Basic 3-channel, 2/1, digital isolator with 250kV/us CMTI, 150Mbps ISO6431DBQR Texas Instruments 1: $2.53 2,500Expected 2027-01-11 New Product	Mfr. Part # ISO6431DBQR Mouser Part # 595-ISO6431DBQR New Product	Texas Instruments	Digital Isolators Robust EMC, reinforced/Basic 3-channel, 2/1, digital isolator with 250kV/us CMTI, 150Mbps Learn More about Texas Instruments ti iso643x triple channel digital isolators	Datasheet	2,500Expected 2027-01-11	Cut Tape $2.53 $1.86 $1.70 $1.51 Reel $1.27 View $1.41 $1.36 $1.35 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			SMD/SMT	SSOP-16	4 Channel	Unidirectional	150 Mb/s	3 kV rms	5.5 V	2.25 V	8.2 mA	14.5 ns	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
	Digital Isolators Robust EMC, reinforced/Basic 3-channel, 2/1, digital isolator with 250kV/us CMTI, 150Mbps ISO6431FDBQR Texas Instruments 1: $2.53 2,500Expected 2027-01-11 New Product	Mfr. Part # ISO6431FDBQR Mouser Part # 595-ISO6431FDBQR New Product	Texas Instruments	Digital Isolators Robust EMC, reinforced/Basic 3-channel, 2/1, digital isolator with 250kV/us CMTI, 150Mbps Learn More about Texas Instruments ti iso643x triple channel digital isolators	Datasheet	2,500Expected 2027-01-11	Cut Tape $2.53 $1.86 $1.70 $1.51 Reel $1.27 View $1.41 $1.36 $1.35 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			SMD/SMT	SSOP-16	4 Channel	Unidirectional	150 Mb/s	3 kV rms	5.5 V	2.25 V	8.2 mA	14.5 ns	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
	Digital Isolators Automotive, robust EMC, reinforced/Basic 3-channel, 2/1 digital isolator with 250kV/us CMTI, 150Mbps ISO6431DBQRQ1 Texas Instruments 2,500: $1.37 Non-Stocked Lead-Time 16 Weeks New Product	Mfr. Part # ISO6431DBQRQ1 Mouser Part # 595-ISO6431DBQRQ1 New Product	Texas Instruments	Digital Isolators Automotive, robust EMC, reinforced/Basic 3-channel, 2/1 digital isolator with 250kV/us CMTI, 150Mbps Learn More about Texas Instruments ti iso643x triple channel digital isolators	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $1.37	Min.: 2,500 Mult.: 2,500 : 2,500			SMD/SMT	SSOP-16	4 Channel	Unidirectional	150 Mb/s	3 kV rms	5.5 V	2.25 V	8.2 mA	14.5 ns	- 40 C	+ 125 C	Reel
	Digital Isolators Automotive, robust EMC, reinforced/Basic 3-channel, 2/1 digital isolator with 250kV/us CMTI, 150Mbps ISO6431FDBQRQ1 Texas Instruments 2,500: $1.45 Non-Stocked Lead-Time 16 Weeks New Product	Mfr. Part # ISO6431FDBQRQ1 Mouser Part # 595-ISO6431FDBQRQ1 New Product	Texas Instruments	Digital Isolators Automotive, robust EMC, reinforced/Basic 3-channel, 2/1 digital isolator with 250kV/us CMTI, 150Mbps Learn More about Texas Instruments ti iso643x triple channel digital isolators	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $1.45 $1.42	Min.: 2,500 Mult.: 2,500 : 2,500			SMD/SMT	SSOP-16	4 Channel	Unidirectional	150 Mb/s	3 kV rms	5.5 V	2.25 V	8.2 mA	14.5 ns	- 40 C	+ 125 C	Reel