Buck-Boost Regulator Positive Output Step-Up/Step-Down I2C DC-DC Controller IC 40-VQFN (6x6)
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LM251772RHAR

DigiKey Part Number
296-LM251772RHARTR-ND - Tape & Reel (TR)
296-LM251772RHARCT-ND - Cut Tape (CT)
296-LM251772RHARDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM251772RHAR
Description
36V FOUR SWITCH BUCK-BOOST CONTR
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Buck-Boost Regulator Positive Output Step-Up/Step-Down I2C DC-DC Controller IC 40-VQFN (6x6)
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Supply (Vcc/Vdd)
3.5V ~ 36V
Manufacturer
Texas Instruments
Frequency - Switching
100kHz ~ 600kHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
No
Part Status
Active
Clock Sync
Yes
Output Type
Transistor Driver
Serial Interfaces
I2C
Function
Step-Up/Step-Down
Control Features
Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Sync
Output Configuration
Positive
Operating Temperature
0°C ~ 70°C (TJ)
Topology
Buck-Boost
Mounting Type
Surface Mount
Number of Outputs
1
Package / Case
40-VFQFN Exposed Pad
Output Phases
1
Supplier Device Package
40-VQFN (6x6)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
4,000 estimated in stock on 18-Dec-2026
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$5.55000$5.55
10$4.24600$42.46
25$3.91920$97.98
100$3.55990$355.99
250$3.38876$847.19
500$3.28558$1,642.79
1,000$3.20063$3,200.63
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
4,000$3.07324$12,292.96
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