SG2731 Microsemi Corporation, SG2731 Datasheet
SG2731
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SG2731 Summary of contents
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... BLOCK DIAGRAM 4/90 Rev 1.3 9/99 Copyright 1999 DC MOTOR PULSE WIDTH MODULATOR A 1 SG1731/SG2731/SG3731 FEATURES 3.5V to 15V control supply 2.5V to 22V driver supply Dual 100mA source/sink output drivers 5KHz to 350KHz oscillator range High slew rate error amplifier Adjustable deadband operation ...
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... Oscillator Voltage (Peak-to-Peak) ............................. 1V to 10V S S Oscillator Timing Capacitor (C Operating Ambient Temperature Range SG1731 ........................................................ - 125 C SG2731 ........................................................... - SG3731 .............................................................. 15V, and V = 22V. Low duty cycle pulse testing techniques are used which maintains junction S O Test Conditions ...
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... V . The theoretical T PULSE WIDTH MODULATION (Eq.1) Pulse width modulation occurs by comparing the triangle waveform to a fixed upper (+V in Volts voltage. OSC Output A to switch to the HIGH state, and a crossing below 3 SG1731/SG2731/SG3731 SG1731/2731/3731 Min. Typ. Max. V +0.8 S 19.2 19.0 Note 12V. CM and V ...
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... Rev 1.3 9/99 Copyright 1999 (continued factor of 2. This results . T A high torque position servo is obtained by buffering the output drivers to obtain higher output current. 4 SG1731/SG2731/SG3731 FIGURE 2 - PULSE WIDTH MODULATION WITH NO DEADBAND FIGURE 4 L INFINITY 11861 Western Avenue (714) 898-8121 Microelectronics Inc. Garden ...
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... The two-quadrant transfer function of the SG1731 is ideal for pulse width modulated audio power amplifiers. (See Note Below) Ambient Connection Diagram Temperature Range - 125 C - 125 SG1731/SG2731/SG3731 FIGURE SHUTDOWN + N ...