INTEGRATED CIRCUITS
DATA SHEET
TEA1211HN High efficiency auto-up/down DC/DC converter
Preliminary specification Supersedes data of 2003 Aug 06 2003 Oct 13
Philips Semiconductors
Preliminary specification
High efficiency auto-up/down DC/DC converter
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3 FEATURES APPLICATIONS GENERAL DESCRIPTION ORDERING INFORMATION BLOCK DIAGRAM PINNING FUNCTIONAL DESCRIPTION Introduction Control mechanism PWM PFM Switching sequence Adjustable output
voltage Start-up Under
voltage lockout Shut-down Power switches Synchronous rectification PWM-only mode External synchr...