Buck Switching Regulator IC Positive Adjustable 0.5V 2 Output 4A 31-PowerVFQFN
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IR3891MTRPBF

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IR3891MTRPBFTR-ND - Tape & Reel (TR)
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IR3891MTRPBF
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IC REG BUCK ADJ 4A DL PQFN
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Buck Switching Regulator IC Positive Adjustable 0.5V 2 Output 4A 31-PowerVFQFN
Datasheet
 Datasheet
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Voltage - Input (Max)
21V
Mfr
Voltage - Output (Min/Fixed)
Series
Voltage - Output (Max)
18.06V
Packaging
Tape & Reel (TR)
Current - Output
Part Status
Obsolete
Frequency - Switching
300kHz ~ 1.5MHz
Function
Step-Down
Synchronous Rectifier
Yes
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
2
Supplier Device Package
PQFN (5x6)
Voltage - Input (Min)
1V
Base Product Number
Environmental & Export Classifications
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Additional Resources
Obsolete
This product is no longer manufactured.