CPC7591MBTR 데이터 시트보기 (PDF) - Clare Inc => IXYS
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CPC7591MBTR Datasheet PDF : 19 Pages
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1.9 Protection Circuitry Electrical Specifications
Parameter
Conditions
Protection Diode Bridge
Forward Voltage drop,
continuous current
(50/60 Hz)
Apply ± dc current limit of break
switches
Forward Voltage drop, Apply ± dynamic current limit of break
surge current
switches
Protection SCR (CPC7591xA)
Surge current
-
Trigger current:
SCR activates, +25° C
Current into VBAT pin. SCR activates, +85° C
Hold current: Current SCR remains active, +25° C
through protection SCR SCR remains active, +85° C
Gate trigger voltage IGATE = ITRIGGER§
Reverse leakage current VBAT = -48 V
On-state voltage
0.5 A, t = 0.5 μs
2.0 A, t = 0.5 μs
Temperature Shutdown Specifications
Shutdown activation
temperature
Shutdown circuit
hysteresis
Not production tested - limits are
guaranteed by design and Quality
Control sampling audits.
*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.
Symbol
VF
VF
-
ITRIG
IHOLD
VTBAT or
VRBAT
IVBAT
VTBAT or
VRBAT
TTSD_on
TTSD_off
Minimum
-
-
-
-
-
110
VBAT -4
-
-
110
10
Typical
2.1
5
-
65
45
195
130
-
0.2
-3
-5
125
-
CPC7591
Maximum
Unit
3.0
V
-
*
A
-
mA
-
mA
VBAT -2
V
1.0
μA
-
V
150
°C
25
°C
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.
R05
www.clare.com
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