lmd18245-mdc National Semiconductor Corporation, lmd18245-mdc Datasheet - Page 14

• Manufacturer Part Number: lmd18245-mdc
• Description: 3a, 55v Dmos Full-bridge Motor Driver
• Manufacturer: National Semiconductor Corporation

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The Typical Application
wave drive. The motor takes one full step at each change of
direction of either winding current. Figure 9 shows the wind-
Top Trace: Phase A Winding Current at 1A/div
Bottom Trace: Phase B Winding Current at 1A/div
Horizontal: 1 ms/div
*500 steps/second
BRAKE A = BRAKE B = 0
FIGURE 8. Winding Currents and Digital Control Signals for One-Phase-On Drive (Wave Drive)
(Continued)
14
ing currents and digital control signals for this application of
the typical application circuit, and Figure 10 shows, for a
single phase, the winding current and voltage at the output of
the associated current sense amplifier.
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