Isolators

IS281B

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Isocom Components 2004 LTD

OPTOCPLR, TRANS, 1CH, 3.75KV, SOP-4 ROHS COMPLIANT: YES

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Isolators

IS281B

Active

Isocom Components 2004 LTD

OPTOCPLR, TRANS, 1CH, 3.75KV, SOP-4 ROHS COMPLIANT: YES

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	IS281B

Current - DC Forward (If) (Max) [Max]	60 mA
Current - Output / Channel [custom]	50 mA
Current Transfer Ratio (Max) [Max]	260 %
Current Transfer Ratio (Min)	130 %
Input Type	DC
Mounting Type	Surface Mount
Number of Channels [custom]	1
Operating Temperature [Max]	110 °C
Operating Temperature [Min]	-55 C
Output Type	Transistor
Package / Case	4-SOIC
Package / Case [x]	0.173 "
Package / Case [y]	4.4 mm
Rise / Fall Time (Typ)	3 µs
Rise / Fall Time (Typ)	5 µs
Vce Saturation (Max) [Max]	200 mV
Voltage - Isolation	3750 Vrms

IS281 Series

Part	Current Transfer Ratio (Max)	Input Type	Number of Channels [custom]	Operating Temperature [Min]	Operating Temperature [Max]	Voltage - Isolation	Mounting Type	Current - DC Forward (If) (Max) [Max]	Package / Case [x]	Package / Case	Package / Case [y]	Vce Saturation (Max) [Max]	Current - Output / Channel [custom]	Output Type	Rise / Fall Time (Typ)	Rise / Fall Time (Typ)	Current Transfer Ratio (Min)	Package / Case	Rise / Fall Time (Typ) [custom]	Rise / Fall Time (Typ) [custom]	Current Transfer Ratio (Min) [Min]	Current Transfer Ratio (Max) [Max]
Isocom Components 2004 LTD IS281A	160 %	DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs	80 %
Isocom Components 2004 LTD IS281K		DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs
Isocom Components 2004 LTD IS281-4GB		DC	4	-55 C	110 °C	3750 Vrms	Surface Mount	50 mA		16-SOIC		400 mV	50 mA	Transistor				0.173 " 4.4 mm	4 µs	3 µs	100 %	600 %
Isocom Components 2004 LTD IS281C	400 %	DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs	200 %
Isocom Components 2004 LTD IS281E		DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs					100 %	200 %
Isocom Components 2004 LTD IS281F		DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs	150 %					300 %
Isocom Components 2004 LTD IS281B		DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs	130 %					260 %
Isocom Components 2004 LTD IS281-4		DC	4	-55 C	110 °C	3750 Vrms	Surface Mount	50 mA		16-SOIC		400 mV	50 mA	Transistor			50 %	0.173 " 4.4 mm	4 µs	3 µs		600 %
Isocom Components 2004 LTD IS281GR		DC	1	-55 C	110 °C	3750 Vrms	Surface Mount	60 mA	0.173 "	4-SOIC	4.4 mm	200 mV	50 mA	Transistor	3 µs	5 µs					100 %	300 %

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 0.73
		10	$ 0.44
		100	$ 0.29
		500	$ 0.23
	Digi-Reel®	1	$ 0.73
		10	$ 0.44
		100	$ 0.29
		500	$ 0.23
	N/A	0	$ 0.59
	Tape & Reel (TR)	1000	$ 0.21
		2000	$ 0.20
		3000	$ 0.19
		5000	$ 0.18
		7000	$ 0.18
		10000	$ 0.17
		25000	$ 0.16
		50000	$ 0.16
Newark	Each (Supplied on Cut Tape)	1	$ 0.70

Description

General part information

IS281 Series

Optoisolator Transistor Output 3750Vrms 1 Channel

Documents

Technical documentation and resources