LT1109 Micropower Low Cost DC/DC Converter Adjustable and Fixed 5V, 12V FEATURES s s s s s s s s s s DESCRIPTIO Uses Off-the-Shelf Inductors Only 33µH Inductor Required Low Cost 3-Lead TO-92, SO8, or 8-Pin DIP Adjustable or Fixed 5V or 12V Output 120kHz Oscillator Only Three External Components Required 320µA IQ 1.
6V Minimum Start-Up Voltage Logic Controlled Shutdown The LT1109 is a simple step-up DC/DC converter.
Available in 8-pin SO, 3-lead TO-92 (fixed output only) or miniDIP packages, the devices require only three external components to construct a complete DC/DC converter.
Current drain is just 320µA at no load, making the device ideal for cost-sensitive applications where standby ...

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