# TB6560AFTG

**TOSHIBA** · Motor Driver ICs · VQFN-48-EP(7x7)

TB6560AFTG from TOSHIBA, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 2 | CW/CCW | input | Rotation direction select input (L: clockwise, H: counterclockwise) with 100 kΩ (typ.) internal pull-down. |
| 3 | M2 | input | Excitation mode setting input with 100 kΩ (typ.) internal pull-down. |
| 4 | M1 | input | Excitation mode setting input with 100 kΩ (typ.) internal pull-down. |
| 5 | DCY2 | input | Current decay mode setting input with 100 kΩ (typ.) internal pull-down. |
| 6 | DCY1 | input | Current decay mode setting input with 100 kΩ (typ.) internal pull-down. |
| 7 | TQ2 | input | Torque (current) setting input with 100 kΩ (typ.) internal pull-down. |
| 8 | TQ1 | input | Torque (current) setting input with 100 kΩ (typ.) internal pull-down. |
| 9 | CLK | input | Clock input for microstepping with 100 kΩ (typ.) internal pull-down; fCLK max 15 kHz. |
| 10 | ENABLE | input | H: enable, L: all outputs OFF; 100 kΩ (typ.) internal pull-down. |
| 11 | RESET | input | L: reset, outputs return to their initial states; 100 kΩ (typ.) internal pull-down. |
| 12 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 13 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 14 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 15 | SGND | power_in | Signal ground for the control block; short to the other pin of the same function close to the IC. |
| 16 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 17 | OSC | passive | CR oscillation circuit connection pin that performs output chopping; fOSC max 600 kHz. |
| 18 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 19 | VMB | power_in | Motor power supply for the phase-B driver, 4.5 to 34 V operating (VMA/B ≥ VDD), 40 V abs max. |
| 20 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 21 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 22 | OUT_BM | output | OUT_B output (negative side); peak output current 2.5 A per phase. |
| 23 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 24 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 25 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 26 | PGNDB | power_in | Power ground for the phase-B driver. |
| 27 | NFB | passive | B-channel current sensing resistor connection; must be shorted externally to pin 28. |
| 28 | NFB | passive | B-channel current sensing resistor connection; must be shorted externally to pin 27. |
| 29 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 30 | OUT_BP | output | OUT_B output (positive side); peak output current 2.5 A per phase. |
| 31 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 32 | OUT_AM | output | OUT_A output (negative side); peak output current 2.5 A per phase. |
| 33 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 34 | NFA | passive | A-channel current sensing resistor connection; must be shorted externally to pin 35. |
| 35 | NFA | passive | A-channel current sensing resistor connection; must be shorted externally to pin 34. |
| 36 | PGNDA | power_in | Power ground for the phase-A driver. |
| 37 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 38 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 39 | OUT_AP | output | OUT_A output (positive side); peak output current 2.5 A per phase. |
| 40 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 41 | MO | output | Open-drain initial state sensing output, enabled in the initial state; IMO max 1 mA. |
| 42 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 43 | VMA | power_in | Motor power supply for the phase-A driver, 4.5 to 34 V operating (VMA/B ≥ VDD), 40 V abs max. |
| 44 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 45 | PROTECT | output | Open-drain output that is High when TSD is activated and High-Z in normal state; max 1 mA. |
| 46 | VDD | power_in | Power supply for the control block, 4.5 to 5.5 V (5.0 V typ.), 6 V abs max. |
| 47 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 48 | NC | unconnected | Not connected internally; applying a voltage causes no problem. |
| 49 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TOSHIBA |
| Package | VQFN-48-EP(7x7) |
| Category | Power Management ICs |
| Pins | 49 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Power supply voltage VDD (abs max) | VDD |  |  | 6 | V | Ta = 25°C | 6 |
| Power supply voltage VMA/B (abs max) | VMA/B |  |  | 40 | V | Ta = 25°C | 6 |
| Output current (peak) | IO (PEAK) |  |  | 2.5 | A | Per one phase | 6 |
| MO drain current | I (MO) |  |  | 1 | mA |  | 6 |
| Protect drain current | I (PROTECT) |  |  | 1 | mA |  | 6 |
| Input voltage (abs max) | VIN |  |  | 5 | V | Printed as VDD | 6 |
| Power dissipation | PD |  |  | 1.3 | W | Ta = 25°C, IC only | 6 |
| Operating temperature | Topr | -30 |  | 85 | °C |  | 6 |
| Storage temperature | Tstg | -55 |  | 150 | °C |  | 6 |
| Power supply voltage VDD | VDD | 4.5 | 5 | 5.5 | V | Ta = −30 to 85°C | 6 |
| Power supply voltage VMA/B | VMA/B | 4.5 |  | 34 | V | VMA/B ≥ VDD | 6 |
| Output current | IOUT |  |  | 1.5 | A |  | 6 |
| Input voltage | VIN | 0 |  | 5.5 | V |  | 6 |
| Clock frequency | fCLK |  |  | 15 | kHz |  | 6 |
| OSC frequency | fOSC |  |  | 600 | kHz |  | 6 |
| Input voltage High | VIN (H) | 2 |  |  | V | Max printed as VDD; Ta = 25°C, VDD = 5 V, VM = 24 V | 7 |
| Input voltage Low | VIN (L) | -0.2 |  | 0.8 | V |  | 7 |
| Input hysteresis voltage | VINhys |  | 400 |  | mV | M1, M2, CW/CCW, CLK, RESET, ENABLE, DCY1, DCY2, TQ1, TQ2; not tested in production | 7 |
| Input current High | IIN (H) | 30 | 55 | 80 | μA | VIN = 5.0 V, internal pull-down resistor | 7 |
| Input current Low | IIN (L) |  |  | 1 | μA | VIN = 0 V | 7 |
| VDD supply current 1 | IDD1 |  | 3 | 5 | mA | Outputs: Open, RESET: H, ENABLE: H (2, 1-2 phase excitation) | 7 |
| VDD supply current 2 | IDD2 |  | 3 | 5 | mA | Outputs: Open, RESET: H, ENABLE: H (4W1−2, 2W1-2 phase excitation) | 7 |
| VDD supply current 3 | IDD3 |  | 2 | 5 | mA | RESET: L, ENABLE: L | 7 |
| VDD supply current 4 | IDD4 |  | 2 | 5 | mA | RESET: H, ENABLE: L | 7 |
| VM supply current 1 | IM1 |  | 0.5 | 1 | mA | RESET: H/L, ENABLE: L | 7 |
| VM supply current 2 | IM2 |  | 0.7 | 2 | mA | RESET: H/L, ENABLE: H | 7 |
| Channel-to-channel voltage differential | ΔVO | -5 |  | 5 | % | B/A, COSC = 330 μF | 7 |
| VNF voltage change, TQ1 = H, TQ2 = H | VNFHH | 10 | 20 | 30 | % | TQ1 = H, TQ2 = H | 7 |
| VNF voltage change, TQ1 = L, TQ2 = H | VNFHL | 45 | 50 | 55 | % | TQ1 = L, TQ2 = H | 7 |
| VNF voltage change, TQ1 = H, TQ2 = L | VNFLH | 70 | 75 | 80 | % | TQ1 = H, TQ2 = L | 7 |
| VNF voltage change, TQ1 = L, TQ2 = L | VNFLL |  |  | 100 | % | TQ1 = L, TQ2 = L | 7 |
| Minimum clock pulse width | tW (CLK) | 30 |  |  | μs | COSC = 330 pF | 7 |
| MO output residual voltage | VOL MO |  |  | 0.5 | V | IOL = 1 mA | 7 |
| Protect output residual voltage | VOL Protect |  |  | 0.5 | V | IOL = 1 mA; not tested in production | 7 |
| Oscillating frequency | fOSC | 60 | 130 | 200 | kHz | COSC = 330 pF | 7 |
| TSD threshold | TSD |  | 170 |  | °C | Not tested in production | 7 |
| TSD hysteresis | TSDhys |  | 20 |  | °C | Not tested in production | 7 |
| Output ON-resistance upper | Ron U1F |  | 0.35 | 0.5 | Ω | IOUT = 1.5 A | 8 |
| Output ON-resistance lower | Ron L1F |  | 0.35 | 0.5 | Ω | IOUT = 1.5 A | 8 |
| Reference voltage | VNF | 450 | 500 | 550 | mV | TQ1, TQ2 = L (100 %), OSC = 100 kHz | 8 |
| Chopping current θ = 2/16 |  | 93 | 98 | 100 | % | θ = 2/16 | 8 |
| Chopping current θ = 3/16 |  | 91 | 96 | 100 | % | θ = 3/16 | 8 |
| Chopping current θ = 4/16 |  | 87 | 92 | 97 | % | θ = 4/16 | 8 |
| Chopping current θ = 5/16 |  | 83 | 88 | 93 | % | θ = 5/16 | 8 |
| Chopping current θ = 6/16 |  | 78 | 83 | 88 | % | θ = 6/16 | 8 |
| Chopping current θ = 7/16 |  | 72 | 77 | 82 | % | θ = 7/16 | 8 |
| Chopping current θ = 8/16 |  | 66 | 71 | 76 | % | θ = 8/16 | 8 |
| Chopping current θ = 9/16 |  | 58 | 63 | 68 | % | θ = 9/16 | 8 |
| Chopping current θ = 10/16 |  | 51 | 56 | 61 | % | θ = 10/16 | 8 |
| Chopping current θ = 11/16 |  | 42 | 47 | 52 | % | θ = 11/16 | 8 |
| Chopping current θ = 12/16 |  | 33 | 38 | 43 | % | θ = 12/16 | 8 |
| Chopping current θ = 13/16 |  | 24 | 29 | 34 | % | θ = 13/16 | 8 |
| Chopping current θ = 14/16 |  | 15 | 20 | 25 | % | θ = 14/16 | 8 |
| Chopping current θ = 15/16 |  | 5 | 10 | 15 | % | θ = 15/16 | 8 |
| Output leakage current upper side | ILH |  |  | 1 | μA | VM = 40 V | 8 |
| Output leakage current lower side | ILL |  |  | 1 | μA | VM = 40 V | 8 |

## CAD (KiCad official)

- Symbol: `TB6560AFTG`
- Footprint: `Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm`
- 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)
- 3D model files: `tb6560aftg-etched.step` / `tb6560aftg-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tb6560aftg.step` / `tb6560aftg.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TOSHIBA datasheet](docs/tb6560aftg-datasheet.pdf) (33 pp, sha256 `cb301227c421f3ab`, retrieved 2026-10-22, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), consensus `claude-sonnet-5-5` (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](docs/tb6560aftg-datasheet.pdf)