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Home  /  Integrated Circuits (ICs)  /  PMIC - Voltage Regulators - DC DC Switching Regulators  /  Semtech Corporation SC189LSKTRT
SC189LSKTRT
SC189LSKTRT
Not For New Designs
PMIC - Voltage Regulators - DC DC Switching Regulators
Description:  IC REG BUCK 1.8V 1.5A SOT23-5
Manufacturer:  Semtech Corporation
Datasheet:   SC189LSKTRT Datasheet
History Price: $1.16000
In Stock: 46000
Distributors
Specification
PDF Datasheet
Equivalent
SC189LSKTRT Distributors
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PARKIN
SC189LSKTRT
37800
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Apr 22, 2026
QTreeic Electronics
SC189LSKTRT
3600
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Apr 21, 2026
DigiKey
SC189LSKTRT
15800
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Click and see latest prices from Digikey Electronics
Apr 21, 2026
Anterwell
SC189LSKTRT
10600
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$
The 21 years electronic components professional supplier
Apr 21, 2026
Feilifei
SC189LSKTRT
8000
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$
New and original
Apr 21, 2026
One River Electronics Ltd
SC189LSKTRT
15000
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$
One River: Quality components, competitive prices, fast shipping, 1-year warranty
Apr 21, 2026
HAODE TECHNOLOGY
SC189LSKTRT
40400
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$
Click and send your RFQ
Apr 21, 2026
Hard Find Electronics Ltd.
SC189LSKTRT
44800
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$
Sourcing hard-to-find electronic components
Apr 20, 2026
TRICO INDUSTRIAL
SC189LSKTRT
35200
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$
Rooted in Semiconductors, One-stop Chip Solutions
Apr 20, 2026
Redstar Electronic
SC189LSKTRT
30800
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$
First Choice, Good Service
Apr 20, 2026
SC189LSKTRT Specification
Specification
Mfr Part
SC189LSKTRT
Category
PMIC - Voltage Regulators - DC DC Switching Regulators
Manufacturer
Semtech Corporation
Series
-
Packaging
Tape & Reel (TR)
Status
Not For New Designs
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Output Type
Fixed
Number of Outputs
1
Voltage - Input (Min)
2.9V
Voltage - Input (Max)
5.5V
Voltage - Output (Min/Fixed)
1.8V
Voltage - Output (Max)
-
Current - Output
1.5A
Frequency - Switching
2.5MHz
Synchronous Rectifier
Yes
Operating Temperature
-40 ℃ ~ 125 ℃ (TJ)
Mounting Type
Surface Mount
Package / Case
SC-74A, SOT-753
Supplier Device Package
SOT-23-5
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    Customer Reviews
    4.95 out of 5.00 stars from 116 customer reviews from all over the world
    Lotte van der Veen
    Netherlands
    5 stars
    2026-04-16 13:00
    All ok, thank you!
    Hugo
    Spain
    5 stars
    2026-04-15 08:14
    All right. Received within time
    Felipe Soto
    Spain
    5 stars
    2026-04-14 09:01
    Received perfectly. Welded a unit on its corresponding printed circuit board working perfectly to replace a faulty unit on an Arduino Nano plate.
    Katharina Schneider
    Germany
    5 stars
    2026-04-14 08:46
    2 weeks for delivery. The chips work fine
    Paul Roy
    France
    5 stars
    2026-04-14 05:40
    Corresponds to my use
    Laura Cristina
    Spain
    5 stars
    2026-04-14 04:28
    Tested, works as expected.
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