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 TWD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1NT$51.00000NT$51
10NT$37.00000NT$370
25NT$33.48000NT$837
100NT$29.69000NT$2,969
250NT$27.87600NT$6,969
500NT$26.78200NT$13,391
1,000NT$26.41400NT$26,414
* All Digi-Reel orders will add a NT$215 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000NT$24.76800NT$74,304
6,000NT$24.22367NT$145,342
9,000NT$23.95111NT$215,560
15,000NT$23.64900NT$354,735
Manufacturers Standard Package