Buck, Boost Regulator Positive Output Step-Up/Step-Down I2C DC-DC Controller IC 32-QFN (5x5)
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NCP81599MNTXG

DigiKey Part Number
488-NCP81599MNTXGTR-ND - Tape & Reel (TR)
488-NCP81599MNTXGCT-ND - Cut Tape (CT)
488-NCP81599MNTXGDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
NCP81599MNTXG
Description
I2C CONFIGURABLE, 4-SWITCH BUCK
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
Buck, Boost Regulator Positive Output Step-Up/Step-Down I2C DC-DC Controller IC 32-QFN (5x5)
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Supply (Vcc/Vdd)
4.5V ~ 28V
Manufacturer
onsemi
Frequency - Switching
150kHz ~ 1.2MHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
Yes
Part Status
Active
Serial Interfaces
I2C
Output Type
Transistor Driver
Control Features
Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking
Function
Step-Up/Step-Down
Operating Temperature
-40°C ~ 125°C (TA)
Output Configuration
Positive
Mounting Type
Surface Mount
Topology
Buck, Boost
Package / Case
32-VFQFN Exposed Pad
Number of Outputs
4
Supplier Device Package
32-QFN (5x5)
Output Phases
2
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
2,500 estimated in stock on 12-Feb-2027
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Marketplace Stock: 27,500 View Now
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.59000$2.59
10$1.92700$19.27
25$1.76040$44.01
100$1.57800$157.80
250$1.49088$372.72
500$1.45426$727.13
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$1.34959$3,373.98
5,000$1.32210$6,610.50
7,500$1.30833$9,812.48
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.

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27,500In Stock
Ships from Flip Electronics