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FAN8048 Datasheet(PDF) 1 Page - Fairchild Semiconductor |
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FAN8048 Datasheet(HTML) 1 Page - Fairchild Semiconductor |
1 / 34 page ©2004 Fairchild Semiconductor Corporation www.fairchildsemi.com Rev. 1.0.0 Features H-Bridge PWM Driver • 4 Channels direct PWM H-bridge drivers • Digital input and direct PWM output • Internal power switches - ON state resistance : 2.0 Ω (typ.), which value added the upper and the lower switches Synchronous DC-DC Converter • Built-in step up converter (VG converter) • Built-in two synchronous step up-down converter • Built-in short circuit protection • Internal Switches - Power Switch : 0.4 Ω (typ.) at 500mA -. Synchronous-Rectifier Switch : 0.4 Ω (typ.) at 500mA Others • Built-in power-on reset circuit • Built-in battery charge circuit • Built-in voltage regulator control circuit • Built-in thermal shutdown (TSD) circuit • Buit-in channel mute circuit Descripation The FAN8048 is a monolithic integrated circuit suitable for a 4 channels direct PWM H-bridge driver which incorporates two switch-mode step up-down converter with synchronous rectification provides local microprocessor and servo IC power in portable CD players and portable devices. 48-LQFP-0707 Typical application • Portable CD-MP3 player Ordering Information Device Package Operating Temp. FAN8048 48-LQFP-0707 -30 °C ~ +85°C FAN8048 2 DC-DC Converter & 4-CH PWM Motor IC |
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