TDA1085C Datasheet, PDF (1/12 Pages) Motorola, Inc – UNIVERSAL MOTOR SPEED CONTROLLER

Order this document by TDA1085C/D
TDA1085C
Universal Motor
Speed Controller
The TDA1085C is a phase angle triac controller having all the necessary
functions for universal motor speed control in washing machines. It operates
in closed loop configuration and provides two ramp possibilities.
• On–Chip Frequency to Voltage Converter
• On–Chip Ramps Generator
• Soft–Start
• Load Current Limitation
• Tachogenerator Circuit Sensing
• Direct Supply from AC Line
• Security Functions Peformed by Monitor
UNIVERSAL MOTOR
SPEED CONTROLLER
SEMICONDUCTOR
TECHNICAL DATA
16
1
PLASTIC PACKAGE
CASE 648
16
1
D SUFFIX
PLASTIC PACKAGE
CASE 751B
(SO–16)
ORDERING INFORMATION
Device
Operating
Temperature Range
Package
TDA1085CD
SO–16
TDA1085C ^{TJ = – 10° to +120°C} Plastic DIP
+ VCC
9
Shunt Regulator
Ballast Resistor ¹⁰
8
Figure 1. Representative Block Diagram and Pin Connections
Voltage
Reg
Speed
Detector
Monitoring
Ramp
Generator
Reset
–
+
Control
Amp.
=
0.7 V
Trigger Pulse
Gen.
12
11
45 6
Current
Limiter
–VCC
3
7
16 14 15 2 1 13
MOTOROLA ANALOG IC DEVICE DATA
© Motorola, Inc. 1996
Rev 5
1