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CPC7591BATR View Datasheet(PDF) - IXYS CORPORATION

Part Name
Description
MFG CO.
CPC7591BATR
IXYS
IXYS CORPORATION IXYS
'CPC7591BATR' PDF : 17 Pages View PDF
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INTEGRATED CIRCUITS DIVISION
CPC7591
1.9 Protection Circuitry Electrical Specifications
Parameter
Conditions
Symbol Minimum Typical Maximum
Unit
Protection Diode Bridge
Forward Voltage drop,
continuous current
(50/60 Hz)
Apply ± dc current limit of break
switches
VF
-
2.1
3.0
V
Forward Voltage drop, Apply ± dynamic current limit of break
surge current
switches
VF
-
5
-
Protection SCR (CPC7591xA)
Surge current
-
-
-
-
*
A
Trigger current:
SCR activates, +25C
Current into VBAT pin. SCR activates, +85C
ITRIG
-
65
45
-
mA
Hold current: Current SCR remains active, +25C
through protection SCR SCR remains active, +85C
-
195
IHOLD
110
130
-
mA
Gate trigger voltage IGATE = ITRIGGER§
VTBAT or
VRBAT
VBAT -4
-
VBAT -2
V
Reverse leakage current VBAT = -48 V
IVBAT
-
0.2
1.0
A
On-state voltage
0.5 A, t = 0.5 s
2.0 A, t = 0.5 s
VTBAT or
VRBAT
-
-3
-5
-
V
Temperature Shutdown Specifications
Shutdown activation
temperature
Not production tested - limits are
TTSD_on
110
125
150
C
guaranteed by design and Quality
Shutdown circuit
hysteresis
Control sampling audits.
TTSD_off
10
-
25
C
*Passes GR1089 and ITU-T K.20 with appropriate secondary protection in place.
§VBAT must be capable of sourcing ITRIGGER for the internal SCR to activate.
1.10 Truth Table
State
INRINGING
Latch
TSD
Break
Switches
Ringing Switches
Talk
0
Ringing
1
Latched
X
On
Off
0
Z1
Off
On
1
Unchanged
All-Off
X
X
0
Off
Off
1 Z = High Impedance. Because TSD has an internal pull up at this pin, it should be controlled with an open-collector or open-drain type device.
R06
www.ixysic.com
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