Product Summary

The A3986SLDTR-T is a dual full-bridge MOSFET driver with microstepping translator. It is suitable for driving a wide range of higher power industrial bipolar 2-phase stepper motors (typically 30 to 500 W). Its pacakge is 38 pin TSSOP (suffix LD).

Parametrics

Absolute maximum ratings: (1)Supply Voltage, VBB: –0.3 to 50 V; (2)Logic Supply Voltage, VDD: –0.3 to 7 V; (3)Logic Inputs and Outputs: –0.3 to 7 V; (4)SENSEx pins: –1 to 1 V; (5)Sxx pins: –2 to 55 V; (6)LSSx pins: –2 to 5 V; (7)GHxx pins: Sxx to Sxx+15 V; (8)GLxx pins: –2 to 16 V; (9)Cxx pins –0.3 to Sxx+15 V; (10)Operating Ambient Temperature, TA: –20 to 85 ℃; (11)Junction Temperature, TJ(max): 150 ℃; (12)Storage Temperature, Tstg: –55 to 150 ℃.

Features

Features: (1)2-wire step and direction interface; (2)Dual full-bridge gate drive for N-channel MOSFETs; (3)Operation over 12 to 50 V supply voltage range; (4)Synchronous rectification; (5)Cross-conduction protection; (6)Adjustable mixed decay; (7)Integrated sinusoidal DAC current reference; (8)Fixed off-time PWM current control.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
A3986SLDTR-T
A3986SLDTR-T

IC DRIVER MICROSTEPPING 38-TSSOP
Data Sheet
0-1: $2.45
1-10: $2.20
10-50: $1.98
50-100: $1.80
100-250: $1.63
250-500: $1.46
500-1000: $1.23
Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
A3980
A3980
Other

Data Sheet
Negotiable 
A3980KLP
A3980KLP

IC DRIVER MICROSTEPPING 28-TSSOP
Data Sheet
0-500: $1.87
A3980KLP-T
A3980KLP-T

IC MOTOR DRIVER MICROSTEP 28-TSS
Data Sheet
0-600: $1.87
A3980KLPTR
A3980KLPTR

IC DRIVER MICROSTEPPING 28-TSSOP
Data Sheet
Negotiable 
A3980KLPTR-T
A3980KLPTR-T

IC DRIVER MICROSTEPPING 28-TSSOP
Data Sheet
0-1: $3.71
1-10: $3.33
10-50: $2.99
50-100: $2.72
100-250: $2.46
250-500: $2.21
500-1000: $1.86
A3981KLPTR-T
A3981KLPTR-T

IC MOTOR DVR MICROSTEP 28-TSSOP
Data Sheet
0-1: $2.83
1-10: $2.54
10-50: $2.28
50-100: $2.08
100-250: $1.88
250-500: $1.68
500-1000: $1.42
1000-2500: $1.35