TB9120AFTG - Bipolar stepping motor driver

Product Overview

Toshiba

Datasheet Details

Part number	TB9120AFTG
Manufacturer	Toshiba
File Size	2.86 MB
Description	Bipolar stepping motor driver
Datasheet	TB9120AFTG Datasheet
Additional preview pages of the TB9120AFTG datasheet.

Product details

Description

TB9120AFTG 6.1 Pin Arrangement and Function Description Pin No.1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 - Pin name VccOUT VDD OSCM VREF GND TEST2 SDT RSA OUTAOUTA+ VBAT OUTBOUTB+ RSB CLK TORQUE0 TORQUE1 DMODE0 DMODE1 DMODE2 START BSTBY CW/CCW ENABLE TEST1 MO DIAG SD E-PAD Description 5V output.Connect it to a power smoothing capacitor.5V input.Connect it to VccOUT pin (pin No.1) at the IC outside.Resistor connected pin to set an output PWM frequency Vo

Features

A two-phase bipolar stepping motor can be driven with a single chip.
Adoption of PWM constant-current control.
Built-in a mixed decay mode.
Excitation mode selectable: full, half, quarter, 1/8, 1/16, and 1/32 step.
On-resistance of power MOSFETs: Ron(H+L)=0.8Ω(typ. ).
Input power supply voltage(VBAT): 40V(max).
Maximum output driving current: Overcurrent detection value, 2.0A(typ. ).
Internal voltage 5V(VccOUT).
Anomaly detection functions: Over tempe.

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Published: Apr 29, 2024 |