U880B
Description
The bipolar circuit, U880B, is designed as a double flasher for wide range of applications. It has polarity and short-circuit protected stages for timely coupled outputs.
Features
D Integrated oscillator D fnominal = 3.3 Hz D Supply voltage range: 4.75 to 20.4 V D Polarity protected D Two protected power stages D Output current, 55 m A nominal
Case: TO 50
+V S
Applications
D Toys D Roboter D LED switching
4 Oscillator T frequency R divider 3 Q2
Supply Limitation
- On R R Output logic 1 Temperature protection Q1
95 9962
- VS Figure 1. Block diagram with application
Pin Description
Pin Pin 1 Pin 3 Symbol O1 O2 Function Output O1 Output O2 Pin Pin 2 Pin 4 Symbol
- VS VS Function Supply, GND Supply
TELEFUNKEN Semiconductors Rev. A1, 22-Apr-96
1 (4)
Absolute Maximum Ratings
Reference point Pin 2, unless otherwise specified Parameters Supply current Peak supply current t ≤ 10 ms Supply voltage Output stage Peak current t ≤ 1 ms; Ptot ≤ 200 m W Power dissipation...
