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LM3204 - Step-Down DC-DC Converter

General Description

The LM3204 is a DC-DC converter optimized for powering RF power amplifiers (PAs) from a single Lithium-Ion cell.

It steps down an input voltage of 2.7V to 5.5V to an adjustable output voltage of 0.8V to 3.6V.

Key Features

  • 1.
  • 2 2MHz (typ. ) PWM Switching Frequency.
  • Operates from a single Li-Ion cell (2.7V to 5.5V).
  • Adjustable Output Voltage (0.8V to 3.6V).
  • Fast Turn on time when Enabled (50µs Typ. ), 3GPP Compliant.
  • 300mA Maximum load capability (PWM mode).
  • 500mA Maximum load capability (Bypass mode).
  • PWM, Forced and Automatic Bypass Mode.
  • High Efficiency (96% Typ. at 3.6VIN, 3.2VOUT at 120mA).
  • 10-pin micro SMD Package.
  • Current.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
LM3204 www.ti.com SNVS351B – JUNE 2005 – REVISED NOVEMBER 2005 LM3204 Miniature, Adjustable, Step-Down DC-DC Converter with Bypass Mode for RF Power Amplifiers Check for Samples: LM3204 FEATURES 1 •2 2MHz (typ.) PWM Switching Frequency • Operates from a single Li-Ion cell (2.7V to 5.5V) • Adjustable Output Voltage (0.8V to 3.6V) • Fast Turn on time when Enabled (50µs Typ.), 3GPP Compliant • 300mA Maximum load capability (PWM mode) • 500mA Maximum load capability (Bypass mode) • PWM, Forced and Automatic Bypass Mode • High Efficiency (96% Typ. at 3.6VIN, 3.