LV8405V(2008) 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LV8405V Datasheet PDF : 6 Pages
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Block Diagram
VCC
LV8405V
Startup
control
block
Thermal
Protection
Circuit
Reduced-
voltage
protection
circuit
IN1
IN2
Motor control
IN3
logic
IN4
Charge pump
VCC+VM
C1H C1L
VG
SGND
VM
OUT1
OUT2
VM
OUT3
OUT4
PGND
* Connect a kickback absorption capacitor as near as possible to the IC. Coil kickback may cause increase in VM line
voltage, and a voltage exceeding the maximum rating may be applied momentarily to the IC, which results in
deterioration or damage of the IC
Truth Table
IN1
(IN3)
H
IN2
(IN4)
H
H
L
L
H
L
L
OUT1
(OUT3)
Z
L
H
L
OUT2
(OUT4)
Z
Charge pump
ON
Mode
Standby
H
Reverse
L
Forward
L
Brake
- : denotes a don't care value. Z : High-impedance
• The charge pump is always activated as long as VCC is applied.
* All power transistors turn off and the motor stops driving when the IC is detected in low voltage or thermal protection
mode.
No.A1340-4/6
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