Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 4A 12-WFDFN Exposed Pad
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LMR51440SDRRR

DigiKey Part Number
296-LMR51440SDRRRTR-ND - Tape & Reel (TR)
296-LMR51440SDRRRCT-ND - Cut Tape (CT)
296-LMR51440SDRRRDKR-ND - Digi-Reel®
Manufacturer
Texas Instruments
Manufacturer Product Number
LMR51440SDRRR
Description
IC REG BUCK ADJ 4A 12WSON
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 4A 12-WFDFN Exposed Pad
Datasheet
 Datasheet
EDA/CAD Models
LMR51440SDRRR Models
Product Attributes
Type
Description
Select All
Category
Mfr
Texas Instruments
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Output Type
Adjustable
Number of Outputs
1
Voltage - Input (Min)
4V
Voltage - Input (Max)
36V
Voltage - Output (Min/Fixed)
0.8V
Voltage - Output (Max)
28V
Current - Output
4A
Frequency - Switching
200kHz ~ 1.1MHz
Synchronous Rectifier
Yes
Operating Temperature
-40°C ~ 150°C (TJ)
Mounting Type
Surface Mount
Package / Case
12-WFDFN Exposed Pad
Supplier Device Package
12-WSON (3x3)
Base Product Number
LMR51440
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 9,685
Check for Additional Incoming Stock
Quantity
All prices are in NZD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$3.98000$3.98
10$2.94300$29.43
25$2.68440$67.11
100$2.40070$240.07
250$2.26544$566.36
500$2.18394$1,091.97
1,000$2.11684$2,116.84
* All Digi-Reel orders will add a $10.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$2.03395$6,101.85
6,000$1.99340$11,960.40
9,000$1.97309$17,757.81
Manufacturers Standard Package
Unit Price without GST:$3.98000
Unit Price with GST:$4.57700
You May Also Be Interested InSee All
10 Items
SN74LVC1G11DBVR

SN74LVC1G11DBVR

IC GATE AND 1CH 3-INP SOT23-6

Texas Instruments

$0.52000
UE27AE54100

UE27AE54100

CONN RCPT USB2.0 TYPEA 4POS VERT

Amphenol ICC (Commercial Products)

$1.39000
LDL212PUR

LDL212PUR

IC REG LINEAR POS ADJ 1.2A 6-DFN

STMicroelectronics

$0.78000
GDZ3V0LP3-7

GDZ3V0LP3-7

DIODE ZENER 3V 250MW 2DFN

Diodes Incorporated

$0.27000
LMR51450SDRRR

LMR51450SDRRR

IC REG BUCK ADJ 5A 12WSON

Texas Instruments

$3.62000
ST1S10PUR

ST1S10PUR

IC REG BUCK ADJ 3A 8DFN

STMicroelectronics

$3.37000
LMR70503TMX/NOPB

LMR70503TMX/NOPB

IC REG BUCK BST ADJ 270MA 8DSBGA

Texas Instruments

$3.90000
UMB1NHE3-TP

UMB1NHE3-TP

DUAL-PNP TRANSISTOR,SOT-363

MCC (Micro Commercial Components)

$0.48000
BCR22PN

BCR22PN

TRANS PREBIAS 1NPN 1PNP SOT-363

Diotec Semiconductor

$0.39000
LMR33640DDDAR

LMR33640DDDAR

IC REG BUCK ADJ 4A 8SOPWR

Texas Instruments

$4.17000