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NTE7089
Integrated Circuit
Motor Control Circuit
Description:
The NTE7089 is an integrated circuit in a TO126 type package designed for the rotation control of
a compact DC motor which is used for a tape recorder, record player, etc.
Features:
D Small, Three–Lead Plastic Package for Compact Motor
D Large Starting Torque
D Wide Range of Operating Voltage
D Stable Standard Voltage: VCC = 4.5 to 16V
D Highly Stable Operation over a Wide Range of Supply Voltages and Temperature
Absolute Maximum ratings: (TA = +25°C unless otherwise specified)
Supply Voltage (Note 1), V
Supply Current, I
CC
Power Dissipation (Note 2), P
CC
D
Operating Ambient Temperature Range, T
Storage Temperature Range, T
stg
opr
–20° to +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–40° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1000mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1300mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Note 1. Voltage is not directly applied to IC pin. Apply 14.4V to it, if necessary.
Note 2. TA = +25°C, with a 10 x 10mm bakelite printed circuit board (35µm Cu leaf).
Electrical Characteristics: (TA = +25°C, VCC = 12V unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Static Circuit Current I
Reference Voltage V
Starting Current I
Voltage Variation Characteristics for Rotating Speed |∆NV| VCC = 10 to 16V – – 20 rpm/V
Time Drift Characteristics for Rotating Speed ∆N
Temperature Variation Characteristics for
Rotating Speed
∆N
CQ
3–1
a
TICC
A
I1 = 0 – – 2.4 mA
Ra = 1kΩ
VCC = 4.5V, Ra = 5Ω
= 64mA – –0.2 – %
TA = –10° to +60°C, Note 3 – ±50 – ppm/°C
1.07 1.22 1.37 V
450 – – mA
Note 3. In case that only IC temperature is changed.
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.315 (8.0)
123
.126 (3.2)
.150
(3.8)
.425
(10.8)
.630
(16.0)
.069 (1.76).090 (2.3)
Pin 1. Motor Pin
2. GND
3. Control Pin
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