IS121B

Active

Optoisolators - Transistor, Photovoltaic Output Optoisolators

Description: 4PIN TRANSISTOR OUTPUT, SMD OPTO

Manufacturer: Isocom Components

Datasheet: IS121B Datasheet

History Price: $0.14586

In Stock: 14400

IS121B Specification

Specification

Part No

IS121B

Category

Optoisolators - Transistor, Photovoltaic Output Optoisolators

Manufacturer

Isocom Components

Series

Packaging

Tape & Reel (TR)

Status

Active

Environmental Compliance

Lead Free

Radiation Hardening

REACH SVHC

No SVHC

RoHS

Compliant

HS Code

Technical Parameter

Number of Channels

Voltage - Isolation

Current Transfer Ratio (Min)

Current Transfer Ratio (Max)

Turn On / Turn Off Time (Typ)

Rise / Fall Time (Typ)

Input Type

Output Type

Voltage - Output (Max)

Current - Output / Channel

Voltage - Forward (Vf) (Typ)

Current - DC Forward (If) (Max)

Vce Saturation (Max)

Operating Temperature

Mounting Type

Package / Case

Supplier Device Package

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IS121B Compare Parts

Customer Reviews

4.95 out of 5.00 stars from 131 customer reviews from all over the world

Timothy Brown

United States

2026-09-20 19:24

OK, but for Arduino you need to upload bootloader.

Walter Romano

Italy

2026-09-20 17:53

Perfect and arrived fast

Clara Fernández

Spain

2026-09-20 17:26

Like as described, fast dispatch.

Anaëlle Bernard

France

2026-09-20 14:14

Super produit merci

Paul Hoffmann

Germany

2026-09-20 09:20

fast handling and shipping, good quality, I like this seller Thank you

Ivo Almeida

Brazil

2026-09-20 09:08

Very good
Super fast delivery
I recommend