SAA1027 Stepper Motor Drive Circuit 9.5V–18V 350mA DIP-16 IC

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SAA1027 Stepper Motor Drive Circuit 9.5V–18V 350mA DIP-16 IC The SAA1027 is a monolithic integrated circuit designed as a stepper motor drive circuit for four-phase, two-pole stepper motors . The chip integrates four output stages (Q1–Q4) , a logic section , and three input stages on a single device, providing a complete drive-and-control solution for stepping motors. Features Complete single-chip drive circuit for four-phase, two-pole stepper motors Four output stages (Q1–Q4), each with up to 350 mA load current capability Wide supply voltage range: 9.5 V to 18 V (typ. 12 V) Maximum input voltage: 20 V Low typical supply current: 4.5 mA Thermal resistance junction–ambient: 70 °C/W Operating temperature range: −20 °C to +70 °C ; storage: −40 °C to +125 °C Specifications Applications Drive circuits for four-phase, two-pole stepper motors Stepper motor control systems using trigger, set, and direction inputs Direct drive of stepper motor phases Package Content 1 x SAA1027 Stepper Motor Drive Circuit 9.5V–18V 350mA DIP-16 IC DataSheet SAA1027