A4989SLDTR-T Allegro Microsystems Inc, A4989SLDTR-T Datasheet - Page 9

• Manufacturer Part Number: A4989SLDTR-T
• Description: DUAL FULL BRDG MOSFET DRVR W/MICROSTEP TRANS
• Manufacturer: Allegro Microsystems Inc

Specifications of A4989SLDTR-T

• Applications: Stepper Motor Controller, 2-Phase
• Number Of Outputs: 1
• Voltage - Load: 12 V ~ 50 V
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-TFSOP (0.173", 4.40mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1389-2

A4989
Figure 5. Decay Modes for Sixteenth-Step Increments
*For precise definition of output levels, refer to table 3
I
Phase = 1,
Direction = H
I
Phase = 2,
Direction = H
OUT1B
OUT2B
(%*)
(%*)
STEP
–100
–100
100
–10
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
100
–10
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
96
88
83
77
71
63
56
47
38
29
20
10
96
88
83
77
71
63
56
47
38
29
20
10
0
0
Slow
Mixed
Mixed
Slow
Mixed
Mixed
Dual Full-Bridge MOSFET Driver
Slow
with Microstepping Translator
Mixed
Mixed
Slow
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Mixed
Mixed
Slow
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