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IS181B
IS181B
Active
Optoisolators - Transistor, Photovoltaic Output Optoisolators
Description:  OPTOISO 3.75KV TRANS MINI-FLAT
Manufacturer:  Isocom Components
Datasheet:   IS181B Datasheet
History Price: $0.57
In Stock: 40000
Distributors
Specification
PDF Datasheet
Equivalent
IS181B Distributors
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Distributors
Mfr Part
Stock
 
 
Slogan
Updated
Hard Find Electronics Ltd.
IS181B
12000
Visit
$
Sourcing hard-to-find electronic components
Apr 23, 2026
TRICO INDUSTRIAL
IS181B
38000
Visit
$
Rooted in Semiconductors, One-stop Chip Solutions
Apr 23, 2026
Redstar Electronic
IS181B
2000
Visit
$
First Choice, Good Service
Apr 23, 2026
PARKIN
IS181B
7000
Visit
$
A Great Reputation EMS Partner specializes on E-Components Procurement
Apr 22, 2026
QTreeic Electronics
IS181B
34000
Visit
$
Your Integrated Circuit Electronic Components Supplier
Apr 22, 2026
DigiKey
IS181B
27000
Visit
$
Click and see latest prices from Digikey Electronics
Apr 22, 2026
Anterwell
IS181B
39000
Visit
$
The 21 years electronic components professional supplier
Apr 22, 2026
Feilifei
IS181B
20000
Visit
$
New and original
Apr 22, 2026
One River Electronics Ltd
IS181B
25000
Visit
$
One River: Quality components, competitive prices, fast shipping, 1-year warranty
Apr 22, 2026
HAODE TECHNOLOGY
IS181B
26000
Visit
$
Click and send your RFQ
Apr 22, 2026
IS181B Specification
Specification
Mfr Part
IS181B
Category
Optoisolators - Transistor, Photovoltaic Output Optoisolators
Manufacturer
Isocom Components
Series
-
Packaging
Tape & Reel (TR)
Status
Active
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Number of Channels
1
Voltage - Isolation
3750Vrms
Current Transfer Ratio (Min)
130% @ 5mA
Current Transfer Ratio (Max)
260% @ 5mA
Turn On / Turn Off Time (Typ)
-
Rise / Fall Time (Typ)
4µs, 3µs
Input Type
DC
Output Type
Transistor
Voltage - Output (Max)
80V
Current - Output / Channel
50mA
Voltage - Forward (Vf) (Typ)
1.2V
Current - DC Forward (If) (Max)
50 mA
Vce Saturation (Max)
200mV
Operating Temperature
-55 ℃ ~ 100 ℃
Mounting Type
Surface Mount
Package / Case
4-SMD, Gull Wing
Supplier Device Package
-
IS181B PDF Datasheet
IS181B Datasheet
Click and Download: IS181B Datasheet
IS181B Related Parts
IS181GB
IS181GB
Isocom Components
OPTOISO 3.75KV TRANS MINI-FLAT
IS181D
IS181D
Isocom Components
OPTOISO 3.75KV TRANS MINI-FLAT
IS127
IS127
Isocom Components
OPTOISO 3.75KV DARL MINI-FLAT
IS181GR
IS181GR
Isocom Components
OPTOISO 3.75KV TRANS MINI-FLAT
IS126
IS126
Isocom Components
OPTOCOUPLER TRANS AC MINI-FLAT
IS181A
IS181A
Isocom Components
OPTOISO 3.75KV TRANS MINI-FLAT
IS181C
IS181C
Isocom Components
OPTOISO 3.75KV TRANS MINI-FLAT
IS1XSMT&R
IS1XSMT&R
Isocom Components
6PIN HIGH DENSITY TRANSISTOR DET
IS183
IS183
Isocom Components
4PIN TRANSISTOR OUTPUT, SMD OPTO
IS1G
IS1G
Isocom Components
6PIN HIGH DENSITY TRANSISTOR DET
IS1SM
IS1SM
Isocom Components
6PIN HIGH DENSITY TRANSISTOR DET
IS1SMT&R
IS1SMT&R
Isocom Components
6PIN HIGH DENSITY TRANSISTOR DET
IS181B Compare Parts
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    Customer Reviews
    4.95 out of 5.00 stars from 56 customer reviews from all over the world
    Jessica Foster
    United States
    5 stars
    2026-04-12 03:07
    Thanks, fast shipping & delivery
    João Paulo Santos
    Brazil
    5 stars
    2026-04-12 02:08
    Excellent quality, very good
    Ricardo Fernández
    Spain
    5 stars
    2026-04-12 00:15
    Definitely, Suhms is the best supplier of components. I 've been working with them for several years and they 've never had a glitch. Thank you, SUHMS!.
    Katja Rinne
    Finland
    5 stars
    2026-04-11 21:42
    Not tested yet. Arrived in 21 days.
    Ana María
    Spain
    5 stars
    2026-04-11 20:12
    It is what is described
    The seller sent fast
    Camille Girard
    France
    5 stars
    2026-04-11 18:11
    Impeccable good product. Good seller
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