CPC7595_1 Datasheet, PDF (13/24 Pages) Clare, Inc. – Line Card Access Switch

CPC7595
1.8 Voltage and Power Specifications
Parameter
Test Conditions
Symbol Minimum Typical Maximum
Unit
Voltage Requirements
V_DD
-
V_DD
4.5
5.0
5.5
V
V_BAT1
-
V_BAT
-19
-48
-72
V
1_{VBAT is used only for internal protection circuitry. If VBAT rises above-10 V, the device will enter the all-off state and will remain in the all-off state until the battery}
drops below -15 V
Power Specifications
V_DD = 5 V, V_BAT = -48 V, V_IH = 2.4V,
Power consumption ^{VIL = 0.4V, Measure IDD and IBAT,}
Talk and All-Off States
P
-
4.7
10.5
mW
All other states
P
-
5.2
10.5
mW
V_DD current in talk and
all-off states
V_DD = 5 V, V_BAT = -48 V, V_IH = 2.4V,
I_DD
V_DD current in all other V_IL = 0.4V
states
I_DD
-
-
0.9
2.0
mA
1.0
2.0
V_BAT
current in
any
state
V_DD = 5V, V_BAT
V_IL = 0.4V
=
-48
V,
V_IH
=
2.4V,
I_BAT
-
4
10
μA
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 (CPC7595xA and CPC7595xC)
Surge current
-
Trigger current:
SCR activates, +25° C
Current into V_BAT pin. _{SCR activates, +85° C}
Hold current: Current SCR remains active, +25° C
through protection SCR _{SCR remains active, +85° C}
Gate trigger voltage I_GATE = I_TRIGGER§
Reverse leakage current V_BAT = -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
V_F
V_F
-
I_TRIG
I_HOLD
V_TBAT or
V_RBAT
I_VBAT
V_TBAT or
V_RBAT
T_{TSD_on}
T_{TSD_off}
Minimum
-
-
-
-
-
110
V_BAT -4
-
-
110
10
R02
www.clare.com
Typical
2.8
5
-
150
80
220
145
-
-
-3
-5
125
-
Maximum
3.5
-
*
-
-
V_BAT -2
1.0
-
150
25
Unit
V
A
mA
mA
V
μA
V
°C
°C
13