Optical Isolation Input to Output

4,000 V

Turn-on Time

½ cycle maximum

Turn-off Time

½ cycle maximum

Operating Frequency

25 to 65 Hz (operates at 400 Hz with six times
off-state leakage)

Coupling Capacitance Input to Output

8 pF maximum

DV/DT Off-state

200 volts per microsecond

DV/DT Commutating

Snubbed for rated current at 0.5 power factor

120D3

120D10

120D25

120D45

Nominal AC Line Voltage

120

120

120

120

Nominal Current Rating
(Amps)

3

10

25

45

1 cycle Surge (Amps) Peak

85

110

250

650

Nominal Signal Input
Resistance (Ohms)

1000

1000

1000

1000

Signal Pick-up Voltage

3VDC (32V allowed)

3VDC (32V allowed)

3VDC(32V allowed)

3VDC (32V allowed)

Signal Drop-out Voltage

1 VDC

1 VDC

1 VDC

1 VDC

Peak Repetitive Voltage
Maximum

600

600

600

600

Maximum Output
Voltage Drop

1.6 volts

1.6 volts

1.6 volts

1.6 volts

Off-State Leakage
(mA) Maximum

2.5mA

7 mA

7 mA

7 mA

Operating Voltage Range (Volts AC)

12–140

12–140

12–140

12–140

I²t Rating t=8.3 (ms)

30

50

250

1750

Isolation Voltage

4,000V_RMS

4,000V_RMS

4,000V_RMS

4,000V_RMS

θjc* (°C/Watt)

11

1.3

1.2

0.67

Dissipation (Watts/Amp)

1.7

1.6

1.3

0.9

Notes: θjc* = Thermal resistance junction to base. Maximum junction temperature is 110 °C.