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STRUCTURE Silicon Monolithic Integrated Circuit
PRODUCT SERIES Single-Phase Full-Wave Motor Driver for Fan Motor
TYPE BD6966NUX
FEATURES Soft switched drive
PWM speed control
Hall bias
Stand-by function
Low duty start up function
〇ABSOLUTE MAXIMUM RA TINGS
Parameter
Supply voltage
Power dissipation
Operating temperature
Storage temperature
Output voltage
Output current
FG signal output voltage
FG signal output current
HB current ability
Junction temperature
Symbol Limit Unit
Vcc 7 V
Pd 580* mW
Topr -40~+105 ℃
Tstg -55~+150 ℃
Vomax 7 V
Iomax 1000** mA
VFG 7 V
IFG 10 mA
IHB 10 mA
Tjmax 150 ℃
* Reduce by 4.64mW/℃ over Ta=25℃.
(On 74.2mm×74.2mm×1.6mm glass epoxy board, Copper foil area 6.28mm
** This value is not to exceed Pd.
〇OPERATING CONDITIONS
Parameter
Operating supply voltage range
Hall input voltage range
*This product is not designed for production against radioactive rays.
*This document may be strategic data subject to COCOM regulations.
Symbol
Limit Unit
Vcc 1.8~5.5 V
VH 0.4~Vcc-1.1 V
2
)
REV. A
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〇ELECTRICAL CHARACTERISTICS (Unless otherwise specifie d Ta=25℃,Vcc=5V)
Parameter
Symbol
Min. Typ. Max.
Limit
Unit Conditions
Circuit current 1 Icc1 1 3 6 mA PWM=OPEN
Circuit current 2
(Stand-by mode)
Icc2 15 25 35 μA PWM=GND
Hall bias voltage Vhb 0.9 1.0 1.1 V IHB=-3mA
Hall input offset Vofs 0 - ±6 mV
PWM input H level Vpwmh 2.5 - Vcc+0.3 V
PWM input L level Vpwml -0.3 - 0.8 V
PWM input current
Ipwmh - 0 - μA PWM=Vcc
Ipwml -33 -25 -17 μA PWM=GND
Input frequency Fpwm 2 - 50 kHz
SEL input L level Vsell -0.3 - 0.8 V
Output voltage Vo - 0.4 0.6 V
SEL=L
Low duty start-up ON
Io=300mA
Upper and Lower total
Input-output Gain Gio 43 44.5 46 dB
FG hysteresis voltage Vhys ±5 ±10 ±15 mV
FG low voltage Vfgl - 0.12 0.3 V IFG=5mA
FG leak current Ifgl 0 - 5 μA VFG=7V
Lock detection ON time Ton 0.35 0.50 0.65 s
Lock detection OFF time Toff 3.5 5.0 6.5 s
〇P ACKAGE OUTLINES
6
D9
6 6
LOT No.
VSON010X3030 (Unit:mm)
〇BLOCK DIAGRAM 〇TERMINAL NAME
OUT2
1
SEL
2
H+
3
HB
4
H-
5
OSC
Lock
Protection
TSD
Hall
Bias
Control
+
Vcc
GND
10
OUT1
VCC
PW M
Pin No. Terminal
name
1 OUT2
9
2 SEL
3 H+
8
4 HB
5 H-
7
FG
6
6 FG
7 PWM
8 Vcc
9 OUT1
10 GND
REV. A