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  • Part Status: End of Life; Last Time Buy Date: 06-29-2018. Minimums may apply.
Product Overview
Digi-Key Part Number 296-34740-5-ND
Quantity Available 602
Can ship immediately

Manufacturer Part Number


Lead Free Status / RoHS Status Contains lead / RoHS Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
Detailed Description

Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 20-PLCC (9x9)

Documents & Media
Datasheets UC1856, 2856, 3856
Featured Product Power Management
PCN Obsolescence/ EOL UCYYY 29/Jun/2017
EDA / CAD Models ? Download from Ultra Librarian
Online Catalog Multi-Topology
Product Attributes Select All
Manufacturer Texas Instruments
Series -
Packaging ? Tube ?
Part Status Last Time Buy
Output Type Transistor Driver
Function Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration Positive
Topology Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Number of Outputs 2
Output Phases 1
Voltage - Supply (Vcc/Vdd) 7 V ~ 40 V
Frequency - Switching 200kHz
Duty Cycle (Max) 47%
Synchronous Rectifier Yes
Clock Sync Yes
Serial Interfaces -
Control Features Enable, Frequency Control, Soft Start
Operating Temperature 0°C ~ 70°C (TA)
Package / Case 20-LCC (J-Lead)
Supplier Device Package 20-PLCC (9x9)
Base Part Number UC3856
Additional Resources
Standard Package ? 46
Other Names 296-34740-5

22:10:52 3/19/2018

Price & Procurement

All prices are in USD.
Price Break Unit Price Extended Price
1 6.17000 $6.17
10 5.57700 $55.77
100 4.61730 $461.73
500 4.02070 $2,010.35

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

Alternate Package | This part is also available in the following packaging:
  • Tube ? : UC3856QG3-ND
  • Minimum Quantity: 138  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: $4.61732
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