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參數(shù)資料
| 型號(hào)： | KA8330 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | Loading Motor Driver(雙向直流電機(jī)驅(qū)動(dòng)器) |
| 中文描述： | 加載電機(jī)驅(qū)動(dòng)器（雙向直流電機(jī)驅(qū)動(dòng)器） |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大?。?/td> | 64K |
| 代理商： | KA8330 |
FUNCTIONAL DESCRIPTION
4
-
Forward & Reverse Control Logic
If F
IN
(pin 5) =
y
& R
IN
(pin 6) =
if F
IN
=
& R
IN
=
y
load current (I
L
) flows from V
OUT
2 to V
OUT
1.
load current (I
L
) flows from V
OUT
1(pin 2) to V
OUT
2 (pin 10),
-
Forced Stop Logic
If F
IN
& R
IN
=
y
or
force from the motor as a brake.
the device stops supplying power to motor while absorbing inverse electromotive
-
Rush Current Absorbing Circuit
If a high voltage generated during reversing operating is applied across V
OUT
1 & V
OUT
2, an internal comparator
activates the rush-current-absorbing-circuit.
-
Driving Stage
In the forward mode, the driving stage supplies a load current to the motor from pin 2 to pin 10. In the reverse
mode, it supplies the current from pin 10 to pin 2.
The output voltage V
OUT
applied to the motor is given by the following method :
V
OUT(V)
= V
ZD
- V
CE(SAT)
V
ZD
: Zener Voltage applied to pin 4.
If pin 4 is left open, the output voltage is given by the following method :
V
OUT(V)
= V
CC
1 - V
CE(SAT PNP)
- 2V
BE
-V
CE(SAT)
KA8330 LOADING
MOTOR DRIVER
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