tpd4105ak TOSHIBA Semiconductor CORPORATION, tpd4105ak Datasheet - Page 11

• Manufacturer Part Number: tpd4105ak
• Description: Toshiba Intelligent Power Device High Voltage Monolithic Silicon Power Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

External Parts
Handling precautions
Typical external parts are shown in the following table.
Note 1: The required bootstrap capacitance value varies according to the motor drive conditions. The capacitor is
Note 2: When using this product, adjustment is required in accordance with the use environment. When mounting,
Note 3: The DIAG pin is open drain. If the DIAG pin is not used, connect to the GND.
(1)
C
(2)
1
, C
Part
C
C
C
C
R
biased by V
place as close to the base of this product leads as possible to improve the ripple and noise elimination.
５
2
4
6
7
1
the V
Note that if the power supply is switched off as described above, this product may be destroyed if the
current regeneration route to the V
a relay or similar while the motor is still running.
, C
Please control the input signal in the state to which the V
example,ay destroy the circuit. Accordingly, be careful of handling this product or of surge voltage in
its application environment.
The excess voltage such as the voltage surge which exceed the maximum rating is added, for
3
BB
power supply and the V
CC
and must be sufficiently derated for it.
25 V/1000 pF
25 V /0.1 μF
25 V/2.2 μF
25 V/10 μF
25 V/1 μF
Typical
5.1 kΩ
CC
BB
power supply are not cared about either.
V
power supply is blocked when the V
V
REG
V
DIAG pin pull-up resistor
CC
V
REG
CC
Bootstrap capacitor
11
power supply stability
power supply stability
for surge absorber
for surge absorber
Purpose
CC
voltage is steady. Both of the order of
Remarks
(Note 1)
(Note 2)
(Note 2)
(Note 2)
(Note 2)
(Note 3)
BB
TPD4105AK
line is disconnected by
2007-05-10