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LT3582EUD-12#PBF

LT3582EUD-12#PBF

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Analog Devices Inc./Maxim Integrated

DC/DC SWITCHING REGULATOR, BOOST, INVERTING, 2 OUTPUT, 2.4 TO 5.5V IN, 12 TO -12V/0.35 TO 0.6A OUT

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LT3582EUD-12#PBF

LT3582EUD-12#PBF

Active
Analog Devices Inc./Maxim Integrated

DC/DC SWITCHING REGULATOR, BOOST, INVERTING, 2 OUTPUT, 2.4 TO 5.5V IN, 12 TO -12V/0.35 TO 0.6A OUT

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Description

General part information

LT3582 Series

The LT3582/LT3582-5/LT3582-12 are dual DC/DC converters featuring positive and negative outputs and integrated feedback resistors. The LT3582, with its built-in One Time Programming (OTP), has configurable output settings via the I2C interface, including output voltage settings, power-up sequencing, power-down discharge, and output voltage ramp rates. LT3582 settings can be changed adaptively in the final product, or set during manufacturing and made permanent using the built in non-volatile OTP memory. The positive output voltage can be set between 3.2V and 12.775V in 25mV steps. The negative output voltage can be set between –1.2V and –13.95V in –50mV steps. The LT3582-5 and LT3582-12 are pre-configured at the factory for ±5V and ±12V outputs respectively, and as such, don’t require the use of the I2C interface.The LT3582 series includes two monolithic converters, one Boost and one Inverting. The Boost converter has an integrated power switch and output disconnect switch. The Inverting converter uses a single inductor topology and includes an integrated power switch. Both Boost and Inverting converters use a novel** control scheme resulting in low output voltage ripple while allowing for high conversion efficiency over a wide load current range. The LT3582 series is available in a 16-pin 3mm × 3mm QFN.ApplicationsAMOLED PowerCCD PowerGeneral Purpose DC/DC Conversion

Technical Specifications

Parameters and characteristics for this part

SpecificationLT3582EUD-12#PBF
Current - Output (Switch) (Value 1)285 mA
Current - Output (Switch) (Value 2)490 mA
FunctionStep-Up
Mounting TypeSurface Mount
Number of Outputs2
Operating Temperature (Max)125 °C
Operating Temperature (Min)-40 °C
Output ConfigurationPositive and Negative (Dual Rail)
Output TypeFixed
Package / Case16-WFQFN Exposed Pad
Package Length3 mm
Package Name16-QFN
Package Width3 mm
Synchronous RectifierNo
TopologyBuck-Boost, Boost
Voltage - Input (Max)5.5 V
Voltage - Input (Min)2.55 V
Voltage - Output (Min/Fixed)12 V

Pricing

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CAD

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