BD6603KVT_11 Datasheet, PDF (1/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

1/4
Structure
Silicon Monolithic Integrated Circuit
Product Series
Type
5ch Sensorless System Motor Driver for MD
BD6603KVT
Features
・Operates at low power supply voltage (2.3V min.)
・Power DMOS output with low ON resistance (0.8Ω typ.)
・Incorporates a charge pump circuit for VG boost
・3-phase full-wave sensorless driving system for spindle
・4ch, 2-value control H-bridges for sled/focus/tracking/head up/down
・2ch half-bridges for spindle/sled VM power supply
○Absolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limit
Unit
Power supply voltage for control circuit
VCC
7
V
Power supply voltage for driver block
VM
7
V
Power supply voltage for pre-driver block
VG
15
V
Input voltage
VIN
0～VCC
V
Output current
Iomax
*500
mA
Power dissipation
Pd
**1250
mW
Operating temperature range
Topr
-25～+75
℃
Storage temperature range
Tstg
-55～+150
℃
Junction temperature
Tjmax
+150
℃
＊Must not exceed Pd or ASO, Tjmax=150℃.
＊＊Reduced by 10.0mW/°C over Ta=25°C, when mounted on a glass epoxy board (70mm70mm1.6mm).
○Operating conditions (Ta=-25～+75℃)
Parameter
Symbol
Min.
Typ.
Max.
Unit
VCC
2.3
3.0
6.5
V
Power supply voltage
VM
－
－
6.5
V
VG
VM+3
9
14
V
Pulse input frequency
fin
－
－
200
kHz
REV. B