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Part Number
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LTC3523 |
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Manufacturer
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Linear Technology Corporation |
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Description
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Synchronous 600mA Step-Up And 400mA Step-Down DC/DC Converters |
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Published
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Jan 12, 2009 |
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Detailed Description
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LTC3523/LTC3523-2
Synchronous 600mA Step-Up and 400mA Step-Down DC/DC Converters
FEATURES
DESCRIPTION
n Dual High Ef...
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Datasheet
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LTC3523
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Overview
LTC3523/LTC3523-2
Synchronous 600mA Step-Up and 400mA Step-Down DC/DC Converters
FEATURES
DESCRIPTION
n Dual High Efficiency DC/DC Converters: Step-Up (VOUT = 1.
8V to 5.
25V, ISW = 600mA) Step-Down (VOUT = 0.
615V to 5.
5V, IOUT = 400mA)
n 1.
8V to 5.
5V Input Voltage Range n Up to 94% Efficiency n Pin Selectable Burst Mode® Operation n 45μA Quiescent Current in Burst Mode Operation n 1.
2MHz (LTC3523) or 2.
4MHz (LTC3523-2)
Switching Frequency n Independent Power Good Indicator Outputs n Integrated Soft-Start n Thermal and Overcurrent Protection n 3μA Quiescent Current in Shutdown n Small 16-Lead 3mm × 3mm × 0.
75mm QFN Package
APPLICATIONS
n Digital Cameras n Medical Instruments n Industrial Ha...
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