Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-TQFN (4x4)
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MAX17557ATP+T

DigiKey Part Number
175-MAX17557ATP+TTR-ND - Tape & Reel (TR)
175-MAX17557ATP+TCT-ND - Cut Tape (CT)
175-MAX17557ATP+TDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MAX17557ATP+T
Description
4.5V TO 60V, EXTERNAL FET CONTRO
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-TQFN (4x4)
Datasheet
 Datasheet
EDA/CAD Models
MAX17557ATP+T Models
Product Attributes
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Category
Voltage - Supply (Vcc/Vdd)
4.5V ~ 60V
Manufacturer
Analog Devices Inc./Maxim Integrated
Frequency - Switching
100kHz ~ 2.2MHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
Yes
Part Status
Active
Clock Sync
No
Output Type
Transistor Driver
Control Features
Enable
Function
Step-Down
Operating Temperature
-40°C ~ 125°C
Output Configuration
Positive
Mounting Type
Surface Mount
Topology
Buck
Package / Case
20-WFQFN Exposed Pad
Number of Outputs
1
Supplier Device Package
20-TQFN (4x4)
Output Phases
1
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Available To Order
Factory Stock: 10,000
2,500 estimated in stock on 04-Jan-2027

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$6.52000$6.52
10$5.01500$50.15
25$4.63880$115.97
100$4.22450$422.45
250$4.02708$1,006.77
500$3.90808$1,954.04
1,000$3.81012$3,810.12
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$3.43750$8,593.75
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.