Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 4A 9-PowerVFQFN
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TPS543421RQFR

DigiKey Part Number
296-TPS543421RQFRTR-ND - Tape & Reel (TR)
296-TPS543421RQFRCT-ND - Cut Tape (CT)
296-TPS543421RQFRDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
TPS543421RQFR
Description
3.8V TO 18V INPUT, 4A, 200KHZ TO
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 4A 9-PowerVFQFN
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Input (Max)
18V
Mfr
Voltage - Output (Min/Fixed)
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Voltage - Output (Max)
18V
Part Status
Active
Current - Output
Function
Step-Down
Frequency - Switching
200kHz ~ 2.2MHz
Output Configuration
Positive
Synchronous Rectifier
Yes
Topology
Operating Temperature
-40°C ~ 150°C (TJ)
Output Type
Mounting Type
Surface Mount
Number of Outputs
1
Package / Case
Voltage - Input (Min)
3.8V
Supplier Device Package
9-VQFN-HR (1.5x2)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 2,965
Check for Additional Incoming Stock
All prices are in CAD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.17000$2.17
10$1.58300$15.83
25$1.43400$35.85
100$1.27130$127.13
250$1.19364$298.41
500$1.14674$573.37
1,000$1.13103$1,131.03
* All Digi-Reel orders will add a $9.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$1.06055$3,181.65
6,000$1.03724$6,223.44
9,000$1.02557$9,230.13
15,000$1.01263$15,189.45
Manufacturers Standard Package