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Product Overview
Digi-Key Part Number LT3840HFE#PBF-ND
Quantity Available 292
Can ship immediately

Manufacturer Part Number


Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Manufacturer Standard Lead Time 6 Weeks
Detailed Description

Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC 28-TSSOP-EP

Documents & Media
Datasheets LT3840
EDA / CAD Models ? Download from Ultra Librarian
Online Catalog Buck (Step-Down) IC
Product Attributes Select All
Manufacturer Linear Technology/Analog Devices
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) 2.5 V ~ 60 V
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 ~ 150°C (TJ)
Package / Case 28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 28-TSSOP-EP
Base Part Number LT3840
Related Products
Additional Resources
Standard Package ? 50

00:57:06 3/23/2018

Price & Procurement

All prices are in USD.
Price Break Unit Price Extended Price
1 9.35000 $9.35
25 6.25280 $156.32
100 5.31420 $531.42

Submit a request for quotation on quantities greater than those displayed.

Alternate Package | This part is also available in the following packaging:
  • Tape & Reel (TR) ? : LT3840HFE#TRPBF-ND
  • Minimum Quantity: 2,000  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: $5.41625
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