Varnitronics
ADI

LT1111IS8#PBF

72kHz Adjustable SO-8 Voltage Regulators - DC DC Switching Regulators RoHS

SO-8ROHS3 CompliantDiscontinued

Micropower DC/DC Converter Adjustable and Fixed 5V, 12V

Manufacturer
ADI
Manufacturer part #
LT1111IS8#PBF
Store part #
C661615
Package / case
SO-8
Packaging
Tube-packed
Datasheet (PDF)

Every Order Guarantee

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

6 in stock

#C661615

Stock & price checked 7 days ago

QuantityUnit pricePack price
1+₹1,763.28₹1,763.28
10+₹1,706.66₹17,066.60

1 × ₹1,763.28

₹1,763.28

excl. GST

₹2,080.67 incl. 18% GST

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  • Dispatch in 15-18 working days
  • GST invoice with every order
  • Standard pack: 100 per tube

LT1111IS8#PBF

₹1,763.28 for 1 + GST

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Specifications

Operating Temperature
-40℃~+105℃@(TA)
Frequency - Switching
72kHz
Function
Boost;Step-down type
Number of Outputs
1
Features
Adjustable current limiting
Output Type
Adjustable
Topology
Boost;Buck;Inverting
Operating Voltage
2V~30V
Switch tube (built-in/external)
Built-in
Quiescent Current
300uA

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Discontinued
ECCN
EAR99
Packaging
Tube-packed
Standard pack
100 / Tube
Sold per
Piece
Minimum order
1
Unit weight
0.198 g

Overview

The LT1111 is a versatile micropower DC/DC converter. The device requires only three external components to deliver a fixed output of 5V or 12V. Supply voltage ranges from 2V to 12V in step-up mode and to 30V in step-down mode. The LT1111 functions equally well in step-up, stepdown, or inverting applications. The LT1111 oscillator is set at 72kHz, optimizing the device to work with off-the-shelf surface mount inductors. The device can deliver 5V at 100mA from a 3V input in step-up mode or 5V at 200mA from a 12V input in stepdown mode. Switch current limit can be programmed with a single resistor. An auxiliary open-collector gain block can be configured as a low-battery detector, linear post regulator, undervoltage lock-out circuit, or error amplifier.

Applications

  • 3V to 5V, 5V to 12V Converters
  • 9V to 5V, 12V to 5V Converters
  • Remote Controls
  • Peripherals and Add-On Cards
  • Battery Backup Supplies
  • Uninterruptible Supplies
  • Laptop and Palmtop Computers
  • Cellular Telephones
  • Portable Instruments
  • Flash Memory VPP Generators

Key features

  • Operates at Supply Voltages from 2V to 30V
  • Works with Surface Mount Inductors
  • 72kHz Oscillator
  • Only Three External Components Required
  • Step-Up or Step-Down Mode
  • Low-Battery Detector Comparator On-Chip
  • User Adjustable Current Limit
  • Internal 1A Power Switch
  • Fixed or Adjustable Output Voltage Versions
  • Space Saving 8-Pin MiniDIP or SO-8 Package

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