Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 1A 10-VFDFN Exposed Pad
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MP4558DQ-LF-P

DigiKey Part Number
1589-1186-2-ND - Tape & Reel (TR)
1589-1186-1-ND - Cut Tape (CT)
1589-1186-6-ND - Digi-Reel®
Manufacturer
Monolithic Power Systems Inc.
Manufacturer Product Number
MP4558DQ-LF-P
Description
IC REG BUCK ADJ 1A 10QFN
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 1A 10-VFDFN Exposed Pad
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Output (Min/Fixed)
Mfr
Voltage - Output (Max)
52V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Output
Part Status
Not For New Designs
Frequency - Switching
Up to 2MHz
Function
Step-Down
Synchronous Rectifier
No
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
10-QFN (3x3)
Voltage - Input (Min)
3.8V
Base Product Number
Voltage - Input (Max)
55V
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Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MP4571GQB-PMonolithic Power Systems Inc.5741589-MP4571GQB-PCT-NDNT$115.00000MFR Recommended
MP4571GQB-ZMonolithic Power Systems Inc.71589-MP4571GQB-ZCT-NDNT$103.00000MFR Recommended
MPQ4558DQ-AEC1-LF-ZMonolithic Power Systems Inc.4,9901589-1805-1-NDNT$144.00000Parametric Equivalent
In-Stock: 1,871
Check for Additional Incoming Stock
Not recommended for new design, minimums may apply View Substitutes or Alternative Package Types
Quantity
All prices are in TWD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1NT$114.00000NT$114
10NT$85.30000NT$853
25NT$78.16000NT$1,954
100NT$70.29000NT$7,029
250NT$66.54000NT$16,635
* All Digi-Reel orders will add a NT$215 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
500NT$64.28400NT$32,142
1,000NT$62.42400NT$62,424
1,500NT$61.49333NT$92,240
2,500NT$60.46120NT$151,153
3,500NT$59.85857NT$209,505
5,000NT$59.27860NT$296,393
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