tca280b Hendon Semiconductors, tca280b Datasheet - Page 7

• Manufacturer Part Number: tca280b
• Description: General Purpose Triggering Circuit
• Manufacturer: Hendon Semiconductors

Integrated Electronic Solutions, Hendon, South Australia
A gate resistor RG should be
connected between the output QA
and the triac or thyristor gate to limit
the output current to the minimum
8
In accordance with the Absolute Maximum Rating System (IEC 134).
2002 Nov 08
V
I
I
I
I
V
V
I
I
I
P
T
T
RX2(AV)
RX2(RM)
RX2(SM)
RX2(RV)
I
QA(AV)
QA(SM)
SYMBOL
stg
amb
CC
I
ID
tot
General purpose triggering circuit
LIMITING VALUES
supply voltage (voltage source)
supply current (current source)
average
repetitive peak
non-repetitive peak
reverse
input voltage, all inputs
differential input voltage between IC+ and IC
input current, all inputs
output current
average
non-repetitive peak
total power dissipation
storage temperature
operating ambient temperature
(mW)
1000
P
500
tot
0
0
PARAMETER
required by the triac or thyristor. This
minimizes the total supply current and
the power dissipation. Output QA is
protected with a diode to V
Fig.3 Power derating curve
50
6
t < 10 s
t < 300 s
see Fig 3
CONDITIONS
EE
100
(pin 16)
T amb ( o C)
30
600
55
20
against damage by undershoot of the
output voltage, e.g. caused by an
inductive load.
MIN.
280-pwr
150
17
17
80
2
17
7
10
+125
+80
10
MAX.
TCA280B
V
mA
mA
A
V
V
mA
mA
mA
C
C
Data Sheet
A
UNIT