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 EUR
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
11,20000 €1,20 €
100,87400 €8,74 €
250,79160 €19,79 €
1000,70160 €70,16 €
2500,65872 €164,68 €
5000,63284 €316,42 €
1.0000,62417 €624,17 €
* All Digi-Reel orders will add a 5,50 € reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3.0000,58527 €1.755,81 €
6.0000,57241 €3.434,46 €
9.0000,56596 €5.093,64 €
15.0000,55883 €8.382,45 €
Manufacturers Standard Package
Unit Price without VAT:1,20000 €
Unit Price with VAT:1,40400 €