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
26 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: 2,925
Check for Additional Incoming Stock
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.50000$1.50
10$1.08900$10.89
25$0.98720$24.68
100$0.87500$87.50
250$0.82152$205.38
500$0.78928$394.64
1,000$0.77846$778.46
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.68863$2,065.89
6,000$0.67350$4,041.00
9,000$0.66592$5,993.28
15,000$0.65752$9,862.80