YOUDA INTEGRATED CIRCUIT
YD6651
MOTOR CONTROL CIRCUIT--YD6651
DESCRIPTION
The YD6651 is an IC designed for the rotating speed control of a compact DC motor that is used for a tape
recorder, record player, etc.
FEATURES
*Small four-lead plastic package for compact motor;
*Fewer external parts;
*Stable low reference voltage (1.0V typ.), wide motor speed setting
*Highly stable operation over a wide range of supply voltage and torque supply voltage, Vcc=3.514.4V;
*Reverse voltage protection circuit is built-in.
BLOCK DIAGRAM
1
3
COM
Vref
4
2
GND
Vcc
NO.
1
2 3 4
SYMBOL
Vcc
CON GND OUT
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110 Website: www.e-youda.com
SHENZHEN OFFICE Tel 86-755-83740369 Fax 86-755-83741418
Ver 5.0 1 of 3 2006-06-10
YOUDA INTEGRATED CIRCUIT
YD6651
ABSOLUTE MAXIMUM RATINGS
(Tamb=25)
PARAMETER
SYMBOL
VALUE
UNIT
Supply Voltage
V
CC
14.4 V
Supply current
Icc (Note1)
2
A
P
D
(Note 2)
0.9
Power Dissipation
P
D
(Note 3)
1.3
W
Operating Temperature
Topr
-20+75
Storage Temperature
Tstg
-40+150
Note 1: t5 Second
Note 2: No radiator fin
Note 3: With a 1010mm
2
bakelite printed circuit board
ELECTRICAL CHARACTERISTICS
(Tamb=25, Vcc=6V , Unless otherwise specified)
PARAMETER SYMBOL
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
Reference Voltage
Vref
Vcc=6V, R
M
=1k
0.85 1.0 1.15 V
Bias Current
I
BIAS
Vcc=6V
0.8
1.8
mA
Current Proportional
Constant
K Vcc=6V,
I
4
=40mA 35 40 45
Saturation Voltage
Vsat
Vcc=4.2V, R
M
=5.0
1.15 2 V
Voltage Characteristics (1)
Vcc
Vref
Vref
Vcc=3.5V14V
R
M
=1k
-0.1 %/V
Voltage Characteristics (2)
Vcc
K
K
Vcc=3.5V14V
I
4
=40mA
0.2 %/V
Current Characteristics (1)
4
I
Vref
Vref
I
4
=50mA200mA
-0.02 %/mA
Current Characteristics (2)
4
I
K
K
I
4
=50mA200mA
-0.01 %/mA
Temperature
Characteristics (1)
Ta
Vref
Vref
Ta=-20+75
Vcc=6V, R
M
=1k
0.01 %/
Temperature
Characteristics (2)
Ta
K
K
Ta=-20+75
I
4
=40mA
0.01 %/
WuXi YouDa Electronics Co., Ltd 2 of 3 Website: www.e-youda.com
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