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L6228PD 技术资料（附PDF文档）
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产品概述：
L6228
DMOS DRIVER FOR BIPOLAR STEPPER MOTOR
L6228PD.pdf
1.OPERATING SUPPLY VOLTAGE FROM 8 TO 52V
2.8A OUTPUT PEAK CURRENT (1.4A RMS)
3.R 0.73? TYP. VALUE @ T = 25!a DS(ON) j
4.OPERATING FREQUENCY UP TO 100KHz
5.NON DISSIPATIVE OVERCURRENT PROTECTION
6.DUAL INDEPENDENT CONSTANT t PWM OFFCURRENT CONTROLLERS
7.FAST/SLOW DECAY MODE SELECTION
8.FAST DECAY QUASI-SYNCHRONOUS RECTIFICATION
9.DECODING LOGIC FOR STEPPER MOTOR FULL AND HALF STEP DRIVE
10.CROSS CONDUCTION PROTECTION
11.THERMAL SHUTDOWN
12.UNDER VOLTAGE LOCKOUT
13.INTEGRATED FAST FREE WHEELING DIODES
