Varnitronics
TMI3255 TMI
TMI

TMI3255

450kHz~750kHz Step-down type Adjustable 5A DFN-6(2x2) Voltage Regulators - DC DC Switching Regulators RoHS

DFN-6(2x2)ROHS CompliantActive

600kHz, 18V, 5A Synchronous Step-Down Converter

Manufacturer
TMI
Manufacturer part #
TMI3255
Store part #
C840543
Package / case
DFN-6(2x2)
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

640 in stock

#C840543

Stock & price checked 41 h ago

QuantityUnit pricePack price
5+₹34.54₹172.70
50+₹27.41₹1,370.50
150+₹24.36₹3,654.00
500+₹20.55₹10,275.00
2,500+₹18.85₹47,125.00
5,000+₹17.83₹89,150.00

5 × ₹34.54

₹172.70

excl. GST

₹203.79 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 5,000 per reel

TMI3255

₹172.70 for 5 + GST

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Specifications

Operating Temperature
-40℃~+125℃@(TJ)
Frequency - Switching
450kHz~750kHz
Function
Step-down type
Number of Outputs
1
Features
Cycle-by-cycle current limiting;Hiccup current limiting;Light load efficient mode;Overcurrent Protection
Output Type
Adjustable
Topology
Buck
Operating Voltage
4.5V~18V
Switch tube (built-in/external)
Built-in
Output Current
5A
Quiescent Current
600uA

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
Packaging
Tape & Reel (TR)
Standard pack
5,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.163 g

Overview

The TMI3255 is a high efficiency 600kHz, Constant on-Time (COT) control mode synchronous stepdown DC-DC converter capable of delivering up to 5A current. TMI3255 integrates main switch and synchronous switch with very low RDS(ON) to minimize the conduction loss. Low output voltage ripple and small external inductor and capacitor size are achieved with 600kHz switching frequency. It adopts the COT architecture to achieve fast transient responses for high voltage step down applications. The TMI3255 requires a minimum number of readily available standard external components and is available in a 6-pin DFN2x2-6FC ROHS compliant package.

Applications

  • Digital Set Top Boxes
  • Flat Panel Television and Monitors
  • Notebook computer
  • Wireless and DSL Modems

Key features

  • 45mΩ/25mΩ Low RDS(ON) internal FETs
  • High Efficiency Synchronous-Mode Operation
  • Wide Input Range: 4.5V to 18V
  • Feedback Voltage Accuracy 0.8V±2%
  • 600kHz Switch Frequency
  • Up to 5A Output Current
  • COT control to achieve fast transient responses
  • Power Save Mode at Light Load
  • Integrated internal compensation
  • Stable with Low ESR Ceramic Output Capacitors
  • Over Current Protection with Hiccup Mode
  • Thermal Shutdown
  • Inrush Current Limit and Soft Start
  • Build in Input Over Voltage Protection
  • Available in DFN2x2-6FC Package

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