tb6674pg TOSHIBA Semiconductor CORPORATION, tb6674pg Datasheet - Page 14

• Manufacturer Part Number: tb6674pg
• Description: Stepping Motor Driver Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Thermal Performance Characteristics
Application Circuit
Note 1: Connect the V
Note 2: Supply smoothing capacitor* should be connected between each supply terminal (Vcc, V
Note 3: Utmost care is necessary in the design of the output, V
TB6674FAG
TB6674PG
and GND terminal. *: (Ex.): Capacitors of tens of μF and 0.1 μF which are connected in parallel.
Ambient Temperature Ta (°C)
Ambient Temperature
Thermal resistance
R
Mounting on a PCB of 50 mm
x 50 mm x 1.6 mm, 40% or
more of which is occupied by
copper
Thermal resistance
th(j-a)
S2A
Mounting on a PCB of 50 mm
x 50 mm x 0.8 mm, 60% or
more of which is occupied by
copper
No heat sink
=160°C/W
terminal to the lower supply voltage (5 V).
TB6674PG/FG/FAG
14
CC
, V
TA7774PG/FG/FAG
TB6674FG
M
TB6674PG/FAG
, and GND lines since the IC may be destroyed
Ambient Temperature
Thermal resistance
/
Mounting on a PCB of 60 mm x
30 mm x1.5 mm, 50% or more of
which is occupied by copper
No heat sink
TB6674FG
TB6674PG/FG/FAG
S2A,
2010-08-25
and V
S1A/B
)