L6258EA:PWM-controlled, high-current DMOS universal motor driver
L6258EA is a dual full bridge for motor control applications realized in BCD technology, with the capability of driving both windings of a bipolar stepper motor or bidirectionally control two DC motors.
L6258EA and a few external components form a complete control and drive circuit. It has high efficiency phase shift chopping that allows a very low current ripple at the lowest current control levels, and makes this device ideal for steppers as well as for DC motors.
The power stage is a dual DMOS full bridge capable of sustaining up to 40V, and includes the diodes for current recirculation.The output current capability is 1.5A per winding in continuous mode, with peak start-up current up to 2A. A thermal protection circuitry disables the outputs if the chip temperature exceeds the safe limits.
Key Features
- EXTENDED LOW OPERATING TEMPERATURE RANGE: -40˚C
- THERMAL SHUTDOW
- TTL/CMOS COMPATIBLE INPUTS
- NO NEED FOR RECIRCULATION DIODES
- ABLE TO DRIVE BOTH WINDINGS OF A BIPOLAR STEPPER MOTOR OR TWO DC MOTORS
- WIDE VOLTAGE RANGE: 12V TO 40V
- OUTPUT CURRENT UP TO 1.5A EACH WINDING
- PRECISION PWM CONTROL
- CROSS CONDUCTION PROTECTION
- FOUR QUADRANT CURRENT CONTROL, IDEAL FOR MICROSTEPPING AND DC MOTOR CONTROL
产品规格
Design Notes & Tips
简报
选型指南
手册
样片和购买
型号 | Quantity | Unit Price (US$)
* | Package | Packing Type | Operating Temperature (°C) (min) | Operating Temperature (°C) (max) | ECCN (EU) | ECCN (US) | Country of Origin |
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E-L6258EA | 1000 | 5.5 | PowerSO 36 | Tube | -40 | 135 | NEC | EAR99 | MALAYSIA |
质量和可靠性