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Buck Regulator Positive Output Step-Down DC-DC Controller IC 36-VQFN (6x6)
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LM5137FBQRHARQ1

DigiKey Part Number
296-LM5137FBQRHARQ1TR-ND - Tape & Reel (TR)
296-LM5137FBQRHARQ1CT-ND - Cut Tape (CT)
296-LM5137FBQRHARQ1DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM5137FBQRHARQ1
Description
AUTOMOTIVE, 80V, 100% DUTY CYCLE
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 36-VQFN (6x6)
Datasheet
 Datasheet
Product Attributes
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Category
Frequency - Switching
100kHz ~ 2.5MHz
Manufacturer
Texas Instruments
Duty Cycle (Max)
100%
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
Yes
Part Status
Active
Clock Sync
Yes
Output Type
Transistor Driver
Control Features
Current Limit, Enable, Frequency Control, Soft Start
Function
Step-Down
Operating Temperature
-40°C ~ 125°C (TJ)
Output Configuration
Positive
Grade
Automotive
Topology
Buck
Qualification
AEC-Q100
Number of Outputs
2
Mounting Type
Surface Mount, Wettable Flank
Output Phases
4
Package / Case
36-VFQFN Exposed Pad
Voltage - Supply (Vcc/Vdd)
4V ~ 80V
Supplier Device Package
36-VQFN (6x6)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
2,500 estimated in stock on 29-Jan-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$5.65000$5.65
10$4.32300$43.23
25$3.99120$99.78
100$3.62660$362.66
250$3.45272$863.18
500$3.34794$1,673.97
1,000$3.26168$3,261.68
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$3.17065$7,926.63
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.