Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-WQFN (4x4)
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LM27403SQ/NOPB

DigiKey Part Number
296-37015-2-ND - Tape & Reel (TR)
296-37015-1-ND - Cut Tape (CT)
296-37015-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM27403SQ/NOPB
Description
IC REG CTRLR BUCK 24WQFN
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-WQFN (4x4)
Datasheet
 Datasheet
EDA/CAD Models
LM27403SQ/NOPB Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Texas Instruments
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Output Type
Transistor Driver
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Number of Outputs
1
Output Phases
1
Voltage - Supply (Vcc/Vdd)
3V ~ 20V
Frequency - Switching
200kHz ~ 1.2MHz
Duty Cycle (Max)
93%
Synchronous Rectifier
Yes
Clock Sync
Yes
Serial Interfaces
-
Control Features
Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
24-WFQFN Exposed Pad
Supplier Device Package
24-WQFN (4x4)
Base Product Number
Product Questions and Answers

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In-Stock: 1 601
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All prices are in CZK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
174,54000 Kč74,54 Kč
1056,08600 Kč560,86 Kč
2551,48720 Kč1 287,18 Kč
10046,42240 Kč4 642,24 Kč
25044,00676 Kč11 001,69 Kč
50042,55202 Kč21 276,01 Kč
* All Digi-Reel orders will add a 167,00 Kč reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1 00041,35409 Kč41 354,09 Kč
2 00040,36824 Kč80 736,48 Kč
3 00039,87457 Kč119 623,71 Kč
5 00039,32778 Kč196 638,90 Kč
Manufacturers Standard Package
Unit Price without VAT:74,54000 Kč
Unit Price with VAT:90,19340 Kč