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 SGD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$4.87000$4.87
10$3.66400$36.64
25$3.36320$84.08
100$3.03230$303.23
250$2.87456$718.64
500$2.77952$1,389.76
* All Digi-Reel orders will add a $10.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000$2.70127$2,701.27
2,000$2.63688$5,273.76
3,000$2.60463$7,813.89
5,000$2.56891$12,844.55
Manufacturers Standard Package
Unit Price without VAT:$4.87000
Unit Price with VAT:$5.30830