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TB67S128FTG

Public Made by Adom

by adom

TOSHIBA Stepper Motor Driver, VQFN-64-EP(9x9). Datasheet-verified pinout, KiCad symbol/footprint/3D.

componentmotor driver icstb67s128ftgfactory-2.0.0extractor-text
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Contents

README

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TB67S128FTG

TOSHIBA · Stepper Motor Driver · VQFN-64-EP(9x9)

TB67S128FTG from TOSHIBA, in a VQFN-64-EP(9x9). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 TESTO_1 output Test output pin No.1
2 TESTO_2 output Test output pin No.2
3 TESTO_3 output Test output pin No.3
4 SGND power_in Logic ground pin, connect to PCB ground pattern
5 OSCM passive Internal oscillator frequency monitor and setting pin, RC network connection for chopping frequency 0.64 MHz to 2.4 MHz
6 CLIM0 input AGC current limiter setup pin No.0, logic input VIH 2.0-5.5V VIL 0-0.8V
7 CLIM1 input AGC current limiter setup pin No.1, multi-state logic input VIH 2.0-5.5V VIL 0-0.8V
8 FLIM input AGC frequency limiter setup pin, multi-state logic input VIH 2.0-5.5V VIL 0-0.8V
9 BST input AGC current boost setup pin, multi-state logic input VIH 2.0-5.5V VIL 0-0.8V
10 VREF power_in Current threshold reference pin, analog input 0V-3.6V for motor current setting
11 IF_SEL input Interface select pin, logic input L=CLK mode H=Serial mode
12 RS_SEL input RS mode select pin, logic input L=ACDS mode H=External RS resistor mode
13 NC unconnected No connection pin
14 VCC power_in Internal regulator voltage monitor pin, 4.75V-5.25V supply voltage
15 LTH passive AGC threshold setup pin, connect with 100kΩ pull-down resistor to GND
16 TEST_VF output Test monitor output pin for 3Vf internal voltage
17 NC unconnected No connection pin
18 RS_A passive Ach current sense resistor connection pin or motor power ground pin, connect same pins together on PCB
19 RS_A passive Ach current sense resistor connection pin or motor power ground pin, connect same pins together on PCB
20 NC unconnected No connection pin
21 OUT_A+ output Ach motor output(+) pin, motor winding phase A positive connection
22 OUT_A+ output Ach motor output(+) pin, motor winding phase A positive connection
23 OUT_A- output Ach motor output(-) pin, motor winding phase A negative connection
24 OUT_A- output Ach motor output(-) pin, motor winding phase A negative connection
25 OUT_B- output Bch motor output(-) pin, motor winding phase B negative connection
26 OUT_B- output Bch motor output(-) pin, motor winding phase B negative connection
27 OUT_B+ output Bch motor output(+) pin, motor winding phase B positive connection
28 OUT_B+ output Bch motor output(+) pin, motor winding phase B positive connection
29 NC unconnected No connection pin
30 RS_B passive Bch current sense resistor connection pin or motor power ground pin, connect same pins together on PCB
31 RS_B passive Bch current sense resistor connection pin or motor power ground pin, connect same pins together on PCB
32 NC unconnected No connection pin
33 VM power_in Motor power supply input pin, 6.5V-44V DC motor supply voltage
34 VM power_in Motor power supply input pin, 6.5V-44V DC motor supply voltage
35 NC unconnected No connection pin
36 CPOUT output Charge pump output pin, boosted supply voltage 11.2V-48.7V
37 CP+ passive Charge pump capacitor connection pin, connect 0.022μF ceramic capacitor
38 CP- passive Charge pump capacitor connection pin, connect 0.22μF ceramic capacitor
39 GND power_in Power ground pin, connect to PCB ground pattern and solder thermal pad
40 GND power_in Power ground pin, connect to PCB ground pattern and solder thermal pad
41 GND power_in Power ground pin, connect to PCB ground pattern and solder thermal pad
42 MDT0 input Mixed Decay/ADMD setting pin No.0, logic input for decay mode control
43 MDT1 input Mixed Decay/ADMD setting pin No.1, logic input for decay mode control
44 TORQE0 input Torque setting pin No.0, logic input for motor torque 10-100%
45 TORQE1 input Torque setting pin No.1, logic input for motor torque 10-100%
46 TORQE2 input Torque setting pin No.2, logic input for motor torque 10-100%
47 AGC input Active Gain Control setup pin, logic input L=AGC OFF H=AGC ON
48 NC unconnected No connection pin
49 MODE0 input Excitation setting pin No.0, logic input for step resolution select
50 MODE1 input Excitation setting pin No.1, logic input for step resolution select
51 MODE2 input Excitation setting pin No.2, logic input for step resolution select full/half/quarter/1/8/1/16/1/32/1/64/1/128 step
52 CLK input Step clock input pin, 50kHz-200kHz digital input for step control
53 CW/CCW input Current direction setup pin, logic input L=Counter-clockwise H=Clockwise
54 STANDBY input Standby mode control pin, logic input L=Standby mode H=Normal operation
55 ENABLE input Motor output ON/OFF control pin, logic input L=Hi-Z mode H=Normal operation
56 RESET input Electrical angle initialize pin, logic input with 0.625μs digital filter
57 GAIN_SEL input Vref Gain setting pin, logic input L=1/5 gain H=1/10 gain
58 EDG_SEL input CLK edge setting pin, logic input L=Single edge H=Dual edge detection
59 TESTI_1 input Test input pin No.1, internal test signal input
60 TESTI_2 input Test input pin No.2, internal test signal input
61 TESTI_3 input Test input pin No.3, internal test signal input
62 LO0 tri_state Error detection flag output pin No.0, open-drain output needs 10-100kΩ pull-up
63 LO1 tri_state Error detection flag output pin No.1, open-drain output needs 10-100kΩ pull-up
64 MO output Electrical angle monitor pin, outputs motor electrical angle with pull-up resistor to VCC
65 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer TOSHIBA
Package VQFN-64-EP(9x9)
Category Motor Driver ICs
Pins 65

CAD (KiCad official)

  • Symbol: TB67S128FTG
  • Footprint: Package_DFN_QFN:QFN-64-1EP_9x9mm_P0.5mm_EP6x6mm
  • 3D model: VQFN-64-EP(9x9) (KiCad packages3D, STEP)
  • 3D model files: tb67s128ftg-etched.step / tb67s128ftg-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tb67s128ftg.step / tb67s128ftg.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: TOSHIBA datasheet (49 pp, sha256 e2c69861b4cc17dc, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF