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TLP321
TLP321
Active
Optoisolators - Transistor, Photovoltaic Output Optoisolators
Description:  4PIN TRANSISTOR OUTPUT, SINGLE O
Manufacturer:  Isocom Components
Datasheet:   TLP321 Datasheet
History Price: $0.57
In Stock: 15100
Distributors
Specification
PDF Datasheet
Equivalent
TLP321 Specification
Specification
Mfr Part
TLP321
Category
Optoisolators - Transistor, Photovoltaic Output Optoisolators
Manufacturer
Isocom Components
Series
-
Packaging
Tube
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
5300Vrms
Current Transfer Ratio (Min)
50% @ 5mA
Current Transfer Ratio (Max)
600% @ 5mA
Turn On / Turn Off Time (Typ)
3µs, 3µs
Rise / Fall Time (Typ)
2µs, 3µs
Input Type
DC
Output Type
Transistor
Voltage - Output (Max)
-
Current - Output / Channel
-
Voltage - Forward (Vf) (Typ)
1.15V
Current - DC Forward (If) (Max)
50 mA
Vce Saturation (Max)
400mV
Operating Temperature
-55 ℃ ~ 100 ℃
Mounting Type
Through Hole
Package / Case
4-DIP (0.300", 7.62mm)
Supplier Device Package
4-DIP
TLP321 PDF Datasheet
TLP321 Datasheet
Click and Download: TLP321 Datasheet
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    Customer Reviews
    4.95 out of 5.00 stars from 166 customer reviews from all over the world
    Salvatore Marino
    Italy
    5 stars
    2026-10-20 22:31
    High quality Product. Please reduce delivery costs
    Nicolás Esteban
    Spain
    5 stars
    2026-10-20 21:26
    fast shipping. everything as expected
    Alix Lemaire
    France
    5 stars
    2026-10-20 21:18
    Perfect and working Thanks
    Sacha Morel
    France
    5 stars
    2026-10-20 21:10
    Fast shipping and delivery. Satisfied.
    Érica Santos
    Brazil
    5 stars
    2026-10-20 18:39
    I made the repair, it worked perfectly
    Thibault Bernard
    France
    5 stars
    2026-10-20 17:55
    I have tested previous order for them. They were OK.
    Note about atmega8,88,168,328 :
    if you receive some unsealed (refurbished), they are probably in lock mode. Use the parallel erase mode before declaring them dead.
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