PBL 386 21/2
Ref
fig
Parameter
Conditions
Min
Typ
Max
Unit
Loop current detector
Programmable threshold, ILTh
500
0.85•ILTh ILTh
1.15•ILTh mA
ILTh
=
RLD
RLD in kΩ, ILTh ≥ 7 mA
Ground key detector
Ground key detector threshold
(ITIPX and IRINGX difference to trigger ground key det.)
Ring trip comparator
10
16
22
20
200
-1
mA
Offset voltage, ∆VDTDR
Input bias current, IB
Source resistance, RS = 0 Ω
IB = (IDT + IDR)/2
-20
-200
VBat+1
0
-20
mV
nA
V
Input common mode range, VDT, VDR
Ring relay driver
Saturation voltage, VOL
Off state leakage current, ILk
Digital inputs (C1, C2, C3)
Input low voltage, VIL
Input high voltage, VIH
Input low current, IIL
IOL = 50 mA
VOH = 12 V
0.2
0.5
10
V
µA
0
2.5
0.5
VCC
-50
50
V
V
µA
µA
VIL = 0.5
VIH = 2.5 V
Input high current, IIH
Detector output (DET)
Output low voltage
IOL = 0.5 mA
0.7
V
Internal pull-up resistor
Power dissipation (VBat = -48V, VBat2 = -17V)
P1
15
10
kΩ
Open circuit state, C1, C2, C3 = 0, 0, 0
Active state, C1, C2, C3 = 0, 1, 0
15
80
mW
P2
Longitudinal current = 0 mA, I L=0 mA (on-hook) 60
mW
mW
mW
P3
P4
RL = 300 Ω (off-hook)
RL = 500 Ω (off-hook)
290
145
Power supply currents (VBat = -48V)
V
CC current, ICC
VBat current, IBat
CC current, ICC
Open circuit state
1.2
-0.05
2.8
2.0
4.0
mA
mA
mA
mA
-0.1
-1.5
V
Active state
On-hook, Long Current = 0 mA
VBat current, IBat
-1.0
Power supply rejection ratios
V
V
CC to 2- or 4-wire port
Bat to 2- or 4-wire port
Active State
f = 1 kHz, Vn = 100mV
30
36
40
42
45
60
dB
dB
dB
VBat2 to 2- or 4-wire port
Temperature guard
Junction threshold temperature, TJG
Thermal resistance
145
°C
28-pin PLCC, θJP28plcc
24-pin SOIC, θJP24soic
24-pin SSOP, θJP24ssop
39
43
55
°C/W
°C/W
°C/W
6
ERICSSON [ ERICSSON ]
