Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-VQFN (3x3)
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LM25139QRGTRQ1

DigiKey Part Number
296-LM25139QRGTRQ1TR-ND - Tape & Reel (TR)
296-LM25139QRGTRQ1CT-ND - Cut Tape (CT)
296-LM25139QRGTRQ1DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM25139QRGTRQ1
Description
AUTOMOTIVE 42V INPUT LOW-IQ BUCK
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-VQFN (3x3)
Datasheet
 Datasheet
Product Attributes
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Category
Frequency - Switching
100kHz ~ 3.2MHz
Manufacturer
Texas Instruments
Duty Cycle (Max)
99%
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
Yes
Part Status
Active
Clock Sync
Yes
Output Type
Transistor Driver
Control Features
Enable, Frequency Control, Phase Control, Power Good
Function
Step-Down
Operating Temperature
-40°C ~ 125°C (TA)
Output Configuration
Positive
Grade
Automotive
Topology
Buck
Qualification
AEC-Q100
Number of Outputs
1
Mounting Type
Surface Mount
Output Phases
2
Package / Case
16-VFQFN Exposed Pad
Voltage - Supply (Vcc/Vdd)
4V ~ 42V
Supplier Device Package
16-VQFN (3x3)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
3,000 estimated in stock on 01-Feb-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.12000$2.12
10$1.56800$15.68
25$1.42960$35.74
100$1.27740$127.74
250$1.20480$301.20
500$1.16104$580.52
1,000$1.12505$1,125.05
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$1.08057$3,241.71
6,000$1.05881$6,352.86
9,000$1.04791$9,431.19