SG3525 PWM Controller IC – Adjustable Frequency & Duty Cycle, 16-Pin DIP

Description

• 8 TO 35 V OPERATION
• 5.1 V REFERENCE TRIMMED TO ± 1 %
• 100 Hz TO 500 KHz OSCILLATOR RANGE
• SEPARATE OSCILLATOR SYNC TERMINAL
• ADJUSTABLE DEADTIME CONTROL
• INTERNAL SOFT-START
• PULSE-BY-PULSE SHUTDOWN
• INPUT UNDERVOLTAGE LOCKOUT WITH HYSTERESIS
• LATCHING PWM TO PREVENT MULTIPLE PULSES
• DUAL SOURCE/SINK OUTPUT DRIVERS

3525A is a monolithic integrated circuit that Included all of the control circuit necessary for a pulse width modulating regulator.There are a voltage reference, an error amplifier, a pulse width modulator, an oscillator, under-voltage lockout, soft start circuit, and output drivers in the chip.

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