Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 38-QFN (4x6)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 38-QFN (4x6)
Introducing Power by Linear

LT3840IUFE#PBF

DigiKey Part Number
LT3840IUFE#PBF-ND
Manufacturer
Manufacturer Product Number
LT3840IUFE#PBF
Description
IC REG CTRLR BUCK 38QFN
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 38-QFN (4x6)
Datasheet
 Datasheet
EDA/CAD Models
LT3840IUFE#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 or Negative
Topology
Buck
Number of Outputs
1
Output Phases
1
Voltage - Supply (Vcc/Vdd)
2.5V ~ 60V
Frequency - Switching
50kHz ~ 1MHz
Duty Cycle (Max)
99%
Synchronous Rectifier
Yes
Clock Sync
Yes
Serial Interfaces
-
Control Features
Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
38-WFQFN Exposed Pad
Supplier Device Package
38-QFN (4x6)
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: 119
Check for Additional Incoming Stock
All prices are in AUD
Tube
QuantityUnit PriceExt Price
1$17.32000$17.32
10$13.59200$135.92
61$11.95295$729.13
122$11.51459$1,404.78
305$11.05180$3,370.80
549$10.81193$5,935.75
1,037$10.59326$10,985.21
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.
Unit Price without GST:$17.32000
Unit Price with GST:$19.05200