CPC7582

10

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R05

1.8 Protection Circuitry Electrical Specifications

1.9 CPC7582xA/B Truth Table

Parameter

Conditions

Symbol

Minimum

Typical

Maximum

Unit

Parameters Related to the Diodes in the Diode Bridge

Voltage drop at

continuous current

(50/60 Hz)

Apply ± dc current limit of break

switches

Forward

Voltage

-2.1

3

V

Voltage drop at surge

current

Apply ± dynamic current limit of

break switches

Forward

Voltage

-5

-

Parameters Related to the Protection SCR

Surge current

-

-

-

-

*

A

Trigger current

T=+25°C

-

60 (CPC7582xA, xB)

70 (CPC7582xC)

-

mA

T=+85°C

-

35 (CPC7582xA, xB)

40 (CPC7582xC)

-

Hold current

T=+25°C

-

100 (CPC7582xA, xB)

135 (CPC7582xC)

-

T=+85°C

60 (CPC7582xA, xB)

110 (CPC7582xC)

70 (CPC7582xA, xB)

115 (CPC7582xC)

-

Gate trigger voltage

-

V

--

1.0

μA

On-state voltage

0.5 A, t = 0.5

μs

--3

-

V

2.0 A, t = 0.5

μs

--5

-

V

*Passes GR1089 and ITU-T K.20 with appropriate secondary protection in place.

State

LATCH

Break

Switches

Ringing

Switches

Test

Switches

Talk

0

0

0

1 or

On

Off

Off

Test

0

1

Off

Off

On

Ringing

1

0

Off

On

Off

All Off

1

1

Off

Off

Off

Latched

X

X

1

Unchanged

All off

XXX

Off

Off

Off