Datasheet

© 2006 Fairchild Semiconductor Corporation www.fairchildsemi.com
FSA2156 Rev. 1.0.4 6
FSA2156 — Low-Voltage SPST 0.4Ω Analog Switch
Test Diagrams
I
ON
FSA2156
GND
V
SW
R
ON
= V
ON
/ I
ON
GND
B
V
CNTRL
A
V
ON
I
A(OFF)
FSA2156
GND
V
SW
B
V
CNTRL
A
Floating, 0.3V
or Vcc-0.3V
A
Figure 4. On Resistance Figure 5. Off Leakage
I
A(ON)
FSA2156
GND
V
SW
B
V
CNTRL
A
Floating
A
R
S
V
OUT
FSA2156
GND
C
L
V
CNTRL
V
SW
B
GND
R
L
and C
L
are functions of the application
environment (see AC/DC tables for values).
C
L
includes test fixture and stray capacitance.
GND
A
R
L
Figure 6. On Leakage Figure 7. Test Circuit Load
Figure 8. Turn-On / Turn-Off Waveforms