Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 1A 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

MPQ4558DN-LF-Z

DigiKey Part Number
1589-1804-2-ND - Tape & Reel (TR)
1589-1804-1-ND - Cut Tape (CT)
1589-1804-6-ND - Digi-Reel®
Manufacturer
Monolithic Power Systems Inc.
Manufacturer Product Number
MPQ4558DN-LF-Z
Description
IC REG BUCK ADJ 1A 8SOICE
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 1A 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Datasheet
 Datasheet
Product Attributes
Filter Similar Products
Show Empty Attributes
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
8-SOICE
Voltage - Input (Min)
3.8V
Base Product Number
Voltage - Input (Max)
55V
Report Product Information Error
Documents & Media
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MPQ4571GQB-ZMonolithic Power Systems Inc.01589-MPQ4571GQB-ZTR-NDNT$72.55980MFR Recommended
MPQ4571GQBE-AEC1-ZMonolithic Power Systems Inc.01589-MPQ4571GQBE-AEC1-ZCT-NDNT$151.00000MFR Recommended
MP4558DN-LF-ZMonolithic Power Systems Inc.7861589-1672-1-NDNT$101.00000Parametric Equivalent
In-Stock: 7,762
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$123.00000NT$123
10NT$92.60000NT$926
25NT$84.88000NT$2,122
100NT$76.47000NT$7,647
250NT$72.44800NT$18,112
500NT$71.53800NT$35,769
* All Digi-Reel orders will add a NT$215 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500NT$65.92080NT$164,802
5,000NT$64.65200NT$323,260
Manufacturers Standard Package
Associated ProductSee All
8 Items
MPL-AL4020-3R3

MPL-AL4020-3R3

FIXED IND 3.3UH 4.4A 34.5 MOHM

Monolithic Power Systems Inc.

NT$49.00000
MPL-AL6050-3R3

MPL-AL6050-3R3

FIXED IND 3.3UH 10.1A 11.5 MOHM

Monolithic Power Systems Inc.

NT$59.00000
MPL-SE5040-3R3

MPL-SE5040-3R3

FIXED IND 3.3UH 5.2A 22 MOHM SMD

Monolithic Power Systems Inc.

NT$17.00000
MPL-SE4030-3R3

MPL-SE4030-3R3

FIXED IND 3.3UH 3.45A 39.8 MOHM

Monolithic Power Systems Inc.

NT$15.00000
MPL-SE2512-3R3

MPL-SE2512-3R3

FIXED IND 3.3UH 2.1A 90 MOHM SMD

Monolithic Power Systems Inc.

NT$14.00000
MPL-AT2512-3R3

MPL-AT2512-3R3

FIXED IND 3.3UH 2A 121 MOHM SMD

Monolithic Power Systems Inc.

NT$23.00000
MPL-SE6040-3R3

MPL-SE6040-3R3

FIXED IND 3.3UH 5.6A 19.5 MOHM

Monolithic Power Systems Inc.

NT$18.00000
MPL-AL5030-3R3

MPL-AL5030-3R3

FIXED IND 3.3UH 6A 21 MOHM SMD

Monolithic Power Systems Inc.

NT$26.78000
Terms & Conditions Privacy Notice Cookie Settings
Copyright © 1995-2026, DigiKey. All Rights Reserved.
ECIA Member
This site is protected by VikingCloud's Trusted Commerce program
ECIA Member