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TL2843B-Q1 - HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLER

General Description

The TL284xB series of control integrated circuits provide the

Key Features

  • 1.
  • Qualified for Automotive.

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TL2843B-Q1 www.ti.com SLVSAE2A – JULY 2010 – REVISED FEBRUARY 2012 HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLER Check for Samples: TL2843B-Q1 FEATURES 1 • Qualified for Automotive Applications • Low Start-Up Current (<0.5 mA) • Trimmed Oscillator Discharge Current • Current Mode Operation to 500 kHz • Automatic Feed-Forward Compensation • Latching PWM for Cycle-by-Cycle Current Limiting • Internally Trimmed Reference With Undervoltage Lockout • High-Current Totem-Pole Output Undervoltage Lockout With Hysteresis • Double-Pulse Suppression DESCRIPTION The TL284xB series of control integrated circuits provide the features that are necessary to implement off-line or dc-to-dc fixed-frequency current-mode control schemes, with a minimum number of external components.