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-IO Expansion Board
Table 3-27:
Output Specifications (TB307, TB308)
PS2802-4 Opto Device Specifications
Maximum Voltage
Maximum Sink/Source Current
Output Saturation Voltage
Output Resistance
Rise / Fall Time
Maximum Output Frequency
N O T E : Outputs must be connected as all sourcing or all sinking.
TB308
OUTPUT SWITCHES
EACH OUTPUT 80 mA MAXIMUM
1
DIODE REQUIRED ON EACH OUTPUT THAT DRIVES AN INDUCTIVE DEVICE (COIL), SUCH AS A RELAY.
2
CONNECTION REQUIRED
3
Figure 3-16:
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80 mA/channel @ 20°C; 60 mA/channel @ 50°C
OP
TB308-1
3
1
TB308-6
2
TB308-5
1
TB308-4
0
TB308-3
+
LOAD
-
OM
3
TB308-2
Outputs Connected in Current Sourcing Mode
Chapter 3
Ensemble HPe 150/200
Value
24 V maximum
2.75 V at maximum current
33 Ω
250 usec (typical)
1 kHz
+
LOAD
-
+
LOAD
-
5-24 VDC
+
LOAD
-
2
+
-
85
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