TISP3180F3 POINN [Power Innovations Ltd], TISP3180F3 Datasheet - Page 12

• Manufacturer Part Number: TISP3180F3
• Description: DUAL SYMMETRICAL TRANSIENT VOLTAGE SUPPRESSORS
• Manufacturer: POINN [Power Innovations Ltd]

TISP3125F3, TISP3150F3, TISP3180F3
DUAL SYMMETRICAL TRANSIENT
VOLTAGE SUPPRESSORS
MARCH 1994 - REVISED SEPTEMBER 1997
longitudinal balance
P R O D U C T
12
Figure 18 shows a three terminal TISP with its equivalent "delta" capacitance Each capacitance, C
and C
If wire R is biased at a larger potential than wire T then C
capacitance of C
due to (C
All capacitance measurements in this data sheet are three terminal guarded to allow the designer to
accurately assess capacitive unbalance effects. Simple two terminal capacitance meters (unguarded third
terminal) give false readings as the shunt capacitance via the third terminal is included.
TR
, is the true terminal pair capacitance measured with a three terminal or guarded capacitance bridge.
TG
- C
RG
RG
I N F O R M A T I O N
) and the capacitance shunting the line is C
in parallel with the capacitive difference of (C
APPLICATIONS INFORMATION
Figure 18.
TG
TR
> C
TG
+ C
RG
- C
RG
. Capacitance C
RG
/2 .
). The line capacitive unbalance is
TG
is equivalent to a
TG
, C
RG