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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
Type
Description
Select All
Category
Mfr
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Function
Step-Down
Output Configuration
Positive
Topology
Output Type
Number of Outputs
1
Voltage - Input (Min)
3.8V
Voltage - Input (Max)
18V
Voltage - Output (Min/Fixed)
Voltage - Output (Max)
18V
Current - Output
Frequency - Switching
200kHz ~ 2.2MHz
Synchronous Rectifier
Yes
Operating Temperature
-40°C ~ 150°C (TJ)
Grade
-
Qualification
-
Mounting Type
Surface Mount
Package / Case
Supplier Device Package
9-VQFN-HR (1.5x2)
Product Questions and Answers

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In-Stock: 2 965
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All prices are in EUR
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1€ 1,18000€ 1,18
10€ 0,85900€ 8,59
25€ 0,77800€ 19,45
100€ 0,68980€ 68,98
250€ 0,64756€ 161,89
500€ 0,62214€ 311,07
1 000€ 0,60122€ 601,22
* All Digi-Reel orders will add a € 5,50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3 000€ 0,57538€ 1 726,14
6 000€ 0,56273€ 3 376,38
9 000€ 0,55640€ 5 007,60
15 000€ 0,54938€ 8 240,70
Manufacturers Standard Package
Unit Price without VAT:€ 1,18000
Unit Price with VAT:€ 1,42780