UTC1470_15 Datasheet, PDF (1/5 Pages) Unisonic Technologies – MOTOR SPEED REGULATORS

UTC 1470
LINEAR INTEGRATED CIRCUIT
MOTOR SPEED REGULATORS
DESCRIPTION
The UTC 1470 is a monolithic integrated circuit intended
as speed regulators for DC motors of record players, tape
and cassette recorders etc .
FEATURES
*Excellent Versatility in use.
*High Output current.
*Low Quiescent current.
*Low Reference voltage.
*Excellent parameters stability versus temperature.
*Excellent characteristic at low supply voltage.
1
TO-126B
BLOCK DIAGRAM
Vcc
1
1: Vcc 2: RT 3: GND 4: MOTOR
RT
MOTOR
2
4
Vref
S T A R T IN G
C IR C U IT
COMPARATOR
CURRENT
M ILLO R
3
GND
ABSOLUTE MAXIMUM RATINGS ( Ta=25°C )
PARAMETER
SYMBOL
Supply Voltage
VCC
Circuit Current
I₄
Package Dissipation
PD
Operating Temperature
Topt
Storage Temperature
TSTG
RATING
18
2*
1.2
-20 ~ +75
-40 ~ +150
*t≤5s
UNIT
V
A
W
℃
℃
UTC UNISONIC TECHNOLOGIES CO. LTD ¹
QW-R109-007,B