PA2011

2929 S. Fair Lane, Tempe, AZ 85282 Tel: (602) 414–5122. Fax: (602) 414--5141

www.protekdevices.com

TEST CIRCUITS

Switch

Input

V+

+3 V

0 V

50%

t < 5 ns

f

V+

NO or NC

IN

COM

Switch Output

Logic

Input

Switch

Output

Logic

Input

300

35 pF

0 V

GND

0 V

Logic "1" = Switch On

Logic input waveforms inverted for switches that have

the opposite logic sense.

R

L

ON

L

Figure 1. Switching Time

V+

Logic

3 V

Input

V+

N

0 V

COM

NO

NC

N

300

35 pF

90%

IN

GND

Switch

0 V

Output

Figure 2. Break-Before-Make Interval

V+

V+

COM

NC or NO

+

IN

IN

Off

On

On

3 V

GND

Q =

IN depends on switch configuration: input polarity

Figure 3. Charge Injection

determined by sense of switch.