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 KRW
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1₩5,637.00000₩5,637
10₩4,248.60000₩42,486
25₩3,900.52000₩97,513
100₩3,516.75000₩351,675
250₩3,333.80400₩833,451
500₩3,301.00000₩1,650,500
* All Digi-Reel orders will add a ₩8,000 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000₩3,132.83100₩3,132,831
2,000₩3,058.14350₩6,116,287
3,000₩3,020.75367₩9,062,261
5,000₩2,979.32980₩14,896,649
Manufacturers Standard Package