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參數資料
| 型號： | U880B |
| 英文描述： | Double Flasher |
| 中文描述： | 雙閃光 |
| 文件頁數： | 1/4頁 |
| 文件大?。?/td> | 37K |
| 代理商： | U880B |
U880B
TELEFUNKEN Semiconductors
Rev. A1, 22-Apr-96
1 (4)
Double Flasher
Description
The bipolar circuit, U880B, is designed as a double flasher for wide range of applications. It has polarity and short-cir-
cuit protected stages for timely coupled outputs.
Features
Integrated oscillator
f
nominal
= 3.3 Hz
Supply voltage range: 4.75 to 20.4 V
Polarity protected
Two protected power stages
Output current, 55 mA nominal
Applications
Toys
Roboter
LED switching
Case:
TO 50
Limitation
Supply
V – On
R
T frequency
R divider
Oscillator
R
Output
logic
Temperature protection
Q
2
Q
1
3
1
4
2
–V
S
+V
S
95 9962
Figure 1. Block diagram with application
Pin Description
Pin
Pin 1
Pin 3
Symbol
O
1
O
2
Function
Output O
1
Output O
2
Pin
Pin 2
Pin 4
Symbol
–V
S
V
S
Function
Supply, GND
Supply
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