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Product Overview
Digi-Key Part Number LTC3857EUH#PBF-ND
Quantity Available 0
Manufacturer

Manufacturer Part Number

LTC3857EUH#PBF

Description IC REG CTRLR BUCK 32QFN
Manufacturer Standard Lead Time 8 Weeks
Detailed Description

Buck Regulator Positive Output Step-Down DC-DC Controller IC 32-QFN (5x5)

Documents & Media
Datasheets LTC3857
Video File Introducing Power by Linear
EDA / CAD Models ? Download from Ultra Librarian
Online Catalog Buck (Step-Down) IC
Product Attributes Select All
Categories
Manufacturer Linear Technology/Analog Devices
Series PolyPhase®
Packaging ? Tube ?
Part Status Active
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 2
Output Phases 2
Voltage - Supply (Vcc/Vdd) 4 V ~ 38 V
Frequency - Switching 105kHz ~ 835kHz, 350kHz ~ 535kHz
Duty Cycle (Max) 99.4%
Synchronous Rectifier Yes
Clock Sync No
Serial Interfaces -
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Operating Temperature -40°C ~ 125°C (TJ)
Package / Case 32-WFQFN Exposed Pad
Supplier Device Package 32-QFN (5x5)
Base Part Number LTC3857
 
Environmental & Export Classifications
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
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Additional Resources
Standard Package ? 73
Other Names LTC3857EUHPBF

20:04:37 8/19/2018

Price & Procurement
 

Quantity
All prices are in USD.
Price Break Unit Price Extended Price
1 8.71000 $8.71
25 5.82440 $145.61
100 4.95720 $495.72

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) ? : LTC3857EUH#TRPBF-ND
  • Minimum Quantity: 2,500  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: $5.05922
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