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Monthly Archives: July 2017
Toshiba TB6504F Stepper Motor Driver
The Toshiba TB6504F is another chip from the JVC camcorder. This time it is a PWM chopper type sinusoidal micro step Bipolar stepping motor driver manufactured by Toshiba. It drives one of the motors on the VCR recording/playback assembly. Although … Continue reading
Posted in Die Photo
Tagged motor driver, Toshiba
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Regent DVD Player
Today’s teardown a Regent DVD player manufactured in January 2005. The Regent brand is not a prestigious brand. A the top load mechanism, basic controls and composite video (Or S-Video) output make it a very basic DVD player. … Continue reading
Mitsubishi M52359
Another chip from the 1994 Camcorder. This one by Mitsubishi has no documentation available. I think the chip is likely the read/write amplifiers for the recording head. This is based on it being located on the board in a section … Continue reading
Posted in Die Photo
Tagged Bipolar, driver, mitsibushi, read/write, VCR
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Motorola MC14053B
The MC14053B is an analog multiplexer or more precisely a digitally controlled triple SPDT switch. It was one of the many chips in the 1994 Panasonic camcorder. Die Photo The die is 2.1 x 1.88 mm fabricated … Continue reading