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參數(shù)資料
| 型號： | KKA1185A |
| 廠商： | KODENSHI CORP. |
| 英文描述： | 4TRIAC PHASE ANGLE CONTROLLER |
| 中文描述： | 4TRIAC相角控制器 |
| 文件頁數(shù)： | 1/4頁 |
| 文件大?。?/td> | 206K |
| 代理商： | KKA1185A |
TECHNICAL DATA
T
RIAC
P
HASE
A
NGLE
C
ONTROLLER
The
KK
A1185A generates controlled triac triggering pulses and allows tachless speed stabilization of universal motors
by an integrated positive feedback function. Typical applications are power hand tools, vacuum cleaners, mixers, light
dimmer and other small appliances.
Supply Power Obtained from AC Line
Can be used with 220 V/50 Hz or 110 V/60 Hz
Low Count/Cost External Components
Optimum Triac Firing (2nd and 3rd Quadrants)
Repetitive Trigger Pulses when Triac Current is
Interrupted
by Motor Brush Bounce
Triac Current Sensing to Allow Inductive Loads
Programmable Soft-Start
Power Failure Detection and General Circuit Reset
Low Power Consumption; 6.0 mA
KK
A1185A
Pin Connection
1 14
2 13
3 12
4 11
5 10
6 9
7 8
V
EE
V
CC
Gate trigger
Soft start
NC
Finning Angle Set
Ramp Generator
NC
NC
Bias Current
Current Cense
Feedback Input
Voltage Cense
Integration Cap
Figure 1. Representative Block Diagram
1
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