BA6908F Datasheet, PDF (1/8 Pages) Rohm – Single-phase full-wave motor driver for fan motor

Motor driver ICs
BA6908F
Single-phase full-wave motor driver for
fan motor
BA6908F
BA6908F is a single phase full-wave motor driver for fan motor corresponding to 5V and 12V. Switching noise is reduced
by soft switching drive. This IC has lock detection and automatic restart functions as motor protection function.
zApplications
Motor drivers for fan motors
zFeatures
1) Single-phase full-wave drive system.
2) Built-in power transistor.
3) Soft switching drive.
4) Lock detection and automatic restart circuit.
5) Thermal shut-down circuit.
6) Hall signal output.
zAbsolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Unit
Supply voltage
VCC
Power dissipation
Pd
15
V
687 ^∗1
mW
Operating temperature
Topr
−40 to +85
°C
Storage temperature
Tstg
−55 to +150
°C
Output current
IOUT
0.7 ^∗2
A
Hall signal output current
IHO
15
mA
Output voltage
VOUT
15
V
Hall signal output voltage
VHO
15
V
Junction temperature
Tjmax
150
°C
∗1 To use at temperature above Ta=25°C reduce 5.5mW/°C.
(On 70.0mm×70.0mm×1.6mm glass epoxy board)
∗2 This value is not to be over Pd and ASO.
zRecommended operating conditions (Ta=25°C)
Parameter
Supply voltage
Symbol
Min.
Typ.
Max.
Unit
VCC
3
−
14
V
1/7