Varnitronics
TMI3253SH TMI
TMI

TMI3253SH

Step-down type 1MHz Adjustable 3A TSOT-23-6 Voltage Regulators - DC DC Switching Regulators RoHS

TSOT-23-6ROHS CompliantActive

1MHz 18V 3.0A Synchronous COT Step-Down Converter

Manufacturer
TMI
Manufacturer part #
TMI3253SH
Store part #
C478946
Package / case
TSOT-23-6
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

7,551 in stock

#C478946

Stock & price checked 5 days ago

QuantityUnit pricePack price
1+₹13.98₹13.98
10+₹11.38₹113.80
30+₹10.09₹302.70
100+₹9.12₹912.00
500+₹8.34₹4,170.00
1,000+₹7.94₹7,940.00

1 × ₹13.98

₹13.98

excl. GST

₹16.50 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: 3,000 per reel

TMI3253SH

₹13.98 for 1 + GST

Specifications

Operating Temperature
-40℃~+125℃@(TJ)
Function
Step-down type
Frequency - Switching
1MHz
Number of Outputs
1
Features
Cycle-by-cycle current limiting;Hiccup current limiting;Light load efficient mode;Overcurrent Protection
Topology
Buck
Output Type
Adjustable
Operating Voltage
4.5V~18V
Switch tube (built-in/external)
Built-in
Output Current
3A
Quiescent Current
300uA

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
3,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.019 g

Overview

The TMI3253SH is a high efficiency 1MHz, Constant-on-Time (COT) control mode synchronous step-down DC-DC converter capable of delivering up to 3.0A current with 1.2V output voltage. TMI3253SH 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 1MHz switching frequency. It adopts the COT architecture to achieve fast transient responses for high voltage step down applications. The TMI3253SH requires a minimum number of readily available standard external components and is available in a 6-pin TSOT23-6 ROHS compliant package.

Applications

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

Key features

  • 70mΩ/35mΩ Low RDS(ON) internal FETs
  • High Efficiency Synchronous-Mode Operation
  • Wide Input Range: 4.5V to 18V
  • Output Voltage from 0.6V
  • 1MHz Switch Frequency
  • Up to 3.0A Output Current@1.2VOUT
  • 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 TSOT23-6 Package

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