Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-WQFN (4x4)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

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

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

In-Stock: 1 601
Check for Additional Incoming Stock
All prices are in HUF
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
11 219,10000 Ft1 219,10 Ft
10918,83400 Ft9 188,34 Ft
25843,55040 Ft21 088,76 Ft
100760,55140 Ft76 055,14 Ft
250720,98576 Ft180 246,44 Ft
500713,89160 Ft356 945,80 Ft
* All Digi-Reel orders will add a 1 947,00 Ft reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1 000677,52234 Ft677 522,34 Ft
2 000661,37010 Ft1 322 740,20 Ft
3 000653,28396 Ft1 959 851,88 Ft
5 000644,32541 Ft3 221 627,05 Ft
Manufacturers Standard Package
Unit Price without VAT:1 219,10000 Ft
Unit Price with VAT:1 548,25700 Ft