kia6903p Korea Electronics (KEC GROUP), kia6903p Datasheet
kia6903p
Manufacturer Part Number
kia6903p
Description
Bipolar Linear Integrated Circuit Dc Motor Speed Controller For Cassette Tape Recorder System
Manufacturer
Korea Electronics (KEC GROUP)
Datasheet
1.KIA6903P.pdf
(2 pages)
2002. 7. 10
DC MOTOR SPEED CONTROLLER FOR CASSETTE
TAPE RECORDER SYSTEM
general purpose DC motors. This IC consist of a reference voltage
generator, current multiplier, comparator and start circuit.
electromotive force from the DC motor.
FEATURES
APPLICATION
ABSOLUTE MAXIMUM RATINGS (Ta=25 )
BLOCK DIAGRAM
Note : Derated above Ta=25
Supply Voltage
Power Dissipation
Wide Range of Working Power Supply Voltage.
(V
Very Large Starting Torque at the low Voltage.
Large Allowable Loss due to Effective Utilization of Substrate Radiation.
Usable for Various DC Motors by Means of Changing Constants of the
External Components.
Radio Cassette Tape Recorders
The KIA6903P is a monolithic IC developed for speed control of
The IC controls the speed of a DC motor by detecting counter
PARAMETERS
CC
=3.5 18V)
1
2
3
4
KIA6903P
SYMBOL
V
P
Revision No : 5
CC
D
in the proportion of 11.2mW/ .
SEMICONDUCTOR
LIMITS
TECHNICAL DATA
1.4
V
18
REF
*
UNIT
W
V
PCB:9 . T=1.0
CONDITIONS
8
7
6
5
-
BIPOLAR LINEAR INTEGRATED CIRCUIT
1
8
A
d
D
P
KIA6903P
4
5
DIP-8
DIM MILLIMETERS
W
A
B
D
G
H
Q
d
L
P
T
T
0.25+0.1/-0.05
6.45 0.2
1.52 0.1
0.46 0.1
0.50 MIN
W
9.6 0.2
3.8 0.3
3.3 0.3
0 - 15
2.54
7.62
+ _
+ _
+ _
+ _
+ _
+ _
Q
1/2
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kia6903p Summary of contents
Page 1
... SEMICONDUCTOR DC MOTOR SPEED CONTROLLER FOR CASSETTE TAPE RECORDER SYSTEM The KIA6903P is a monolithic IC developed for speed control of general purpose DC motors. This IC consist of a reference voltage generator, current multiplier, comparator and start circuit. The IC controls the speed motor by detecting counter electromotive force from the DC motor. ...
Page 2
... =100mA, Ta=-25 75 Fig.1( KIA6903P 5 8 1( KIA6903P 8 5 1(2) ( MIN. TYP. 0.5 0.8 =4.4 - 1.5 M 1.10 1.27 = =6.3 18V - 0.06 CC =6.3 18V - 0 -0.02 - -0.02 - 0.01 - 0.01 APPLICATION CIRCUIT x 20) (R < R ...