ta7712fg TOSHIBA Semiconductor CORPORATION, ta7712fg Datasheet - Page 9

• Manufacturer Part Number: ta7712fg
• Description: 3-phase, Full-wave Brushless Dc Motor Controller Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

TEST CIRCUIT 2
To verify the characteristics of the V
while each respective terminal is set at 1.0 (V).
2.52 V
2.48 V
2.48 V
LEAK: Measurement of a leakage current
SAT:
Va
2.48 V
2.52 V
2.48 V
Measurement of a saturation voltage
Vb
2.48 V
2.48 V
2.52 V
INPUT CONDITION
Vc
V
IN R (H)
RUN
―
―
TA7712P/PG/F/FG
IN R (L)
V
IN C (H)
F / R
―
―
, V
IN C (L)
V
BRAKE
IN B (H)
―
―
and V
9
IN B (L) voltages,
LEAK
La
SAT
―
+
LEAK
La
SAT
―
−
the output voltage should be checked
MEASUREMENT ITEM
Hall Amplifier Input
LEAK
Lb
SAT
―
To check the input sensitivity and
input hysteresis, set Va, Vb and Vc to
2.5 V ± 20 mV as shown below, and
measure the leakage current and
saturation voltage individually.
+
TA7712P/PG/F/FG
LEAK
Lb
SAT
―
−
LEAK
Lc
SAT
―
2007-9-11
+
LEAK
SAT
Lc
―
−