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
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Category
Frequency - Switching
200kHz ~ 1.2MHz
Manufacturer
Texas Instruments
Duty Cycle (Max)
93%
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
Yes
Part Status
Active
Clock Sync
Yes
Output Type
Transistor Driver
Control Features
Enable, Frequency Control, Power Good, Soft Start, Tracking
Function
Step-Down
Operating Temperature
-40°C ~ 125°C (TJ)
Output Configuration
Positive
Mounting Type
Surface Mount
Topology
Buck
Package / Case
24-WFQFN Exposed Pad
Number of Outputs
1
Supplier Device Package
24-WQFN (4x4)
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
3V ~ 20V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 1,601
Check for Additional Incoming Stock
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£2.70000£2.70
10£2.03800£20.38
25£1.87160£46.79
100£1.68730£168.73
250£1.59956£399.89
500£1.58382£791.91
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000£1.50313£1,503.13
2,000£1.46729£2,934.58
3,000£1.44935£4,348.05
5,000£1.42948£7,147.40
Manufacturers Standard Package
Unit Price without VAT:£2.70000
Unit Price with VAT:£3.24000