Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
Analog Devices LTC7890 and LTC7891 Controllers PIO | DigiKey

LTC7891RUFDM#PBF

DigiKey Part Number
505-LTC7891RUFDM#PBF-ND
Manufacturer
Manufacturer Product Number
LTC7891RUFDM#PBF
Description
IC REG BUCK
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)
Datasheet
 Datasheet
EDA/CAD Models
LTC7891RUFDM#PBF Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Analog Devices Inc.
Series
-
Packaging
Tube
Part Status
Active
Output Type
Transistor Driver
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Number of Outputs
1
Output Phases
1
Voltage - Supply (Vcc/Vdd)
4V ~ 100V
Frequency - Switching
100kHz ~ 3MHz
Duty Cycle (Max)
99%
Synchronous Rectifier
Yes
Clock Sync
Yes
Serial Interfaces
-
Control Features
Current Limit, Dead Time Control, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Operating Temperature
-40°C ~ 150°C (TJ)
Mounting Type
Surface Mount, Wettable Flank
Package / Case
28-WFQFN Exposed Pad
Supplier Device Package
28-QFN (4x5)
Base Product Number
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 946
Check for Additional Incoming Stock
All prices are in INR
Tube
QuantityUnit PriceExt Price
1₹537.68000₹537.68
10₹411.60300₹4,116.03
73₹352.25589₹25,714.68
146₹338.20137₹49,377.40
292₹326.62969₹95,375.87
511₹318.79824₹1,62,905.90
1,022₹310.66316₹3,17,497.75
2,555₹302.07254₹7,71,795.34
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.