(Hong Kong)
Product Summary
The LT1111IS8#TR 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 LT1111IS8#TR functions equally well in step-up, stepdown, or inverting applications. The applications of the LT1111IS8#TR include 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.
Parametrics
LT1111IS8#TR absolute maximum ratings: (1)Supply Voltage (VIN): 36V; (2)SW1 Pin Voltage (VSW1): 50V; (3)SW2 Pin Voltage (VSW2): -0.5V to VIN; (4)Feedback Pin Voltage (LT1111): 5.5V; (5)Switch Current: 1.5A; (6)Maximum Power Dissipation: 500mW.
Features
LT1111IS8#TR features: (1)Operates at Supply Voltages from 2V to 30V; (2)Works with Surface Mount Inductors; (3)72kHz Oscillator; (4)Only Three External Components Required; (5)Step-Up or Step-Down Mode; (6)Low-Battery Detector Comparator On-Chip; (7)User Adjustable Current Limit; (8)Internal 1A Power Switch; (9)Fixed or Adjustable Output Voltage Versions; (10)Space Saving 8-Pin MiniDIP or SO-8 Package.
Diagrams
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IC REG BUCK BOOST INV ADJ 8SOIC |
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LT1111IS8#TRPBF |
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IC REG BUCK BOOST INV ADJ 8SOIC |
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