PBL386612 Ver la hoja de datos (PDF) - Ericsson
Número de pieza
componentes Descripción
Fabricante
PBL386612 Datasheet PDF : 18 Pages
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Preliminary
PBL 386 61/2
Electrical Characteristics
0 °C ≤ TAmb ≤ +70 °C, VCC = +5V ±5 %, VEE = -5V ± 5%, VBat = -58V to -40V, RLC=18.7kΩ, IL = 27 mA, ZL = 600 Ω, RF1, RF2 = 0 Ω,
RRef = 15kΩ, CHP = 68nF, CLP=0.33 µF, RT = 120 kΩ, RSG = 24 kΩ, RRX = 120 kΩ, AOV and VBat2 pin not connected, unless
otherwise specified. Current definition: current is positive if flowing into a pin.
Parameter
Ref
fig
Conditions
Min
Typ
Max
Unit
Two-wire port
Overload level, VTRO ,ILDC > 10 mA
2
Active state
1% THD, Note 1
3.1
VPeak
On-Hook, ILDC ≤ 5 mA
1.4
VPeak
Input impedance, ZTR
Note 2
ZT/200
Longitudinal impedance, ZLoT, ZLoR
0 < f < 100 Hz
20
35
Ω/wire
Longitudinal current limit, ILoT, ILoR
active state
28
mArms /wire
Longitudinal to metallic balance, BLM
IEEE standard 455-1985, ZTRX = 736 Ω, active state
0.2 kHz < f < 1.0 kHz
55
dB
1.0 kHz < f < 3.4 kHz
55
dB
Longitudinal to metallic balance, BLME
3
active state
BLME = 20 • Log ELo
0.2 kHz ≤ f ≤ 1.0 kHz
55
dB
VTR
1.0 kHz < f < 3.4 kHz
55
dB
Longitudinal to four-wire balance, BLFE
3
active state
BLFE = 20 • Log ELo
0.2 kHz ≤ f ≤ 1.0 kHz
61
dB
VTX
1.0 kHz < f < 3.4 kHz
61
dB
Metallic to longitudinal balance, BMLE
4
active state
BMLE = 20 • Log
VTR
VLo
0.2 kHz < f < 3.4kHz
40
dB
Figure 2. Overload level, VTRO, two-wire
port
1
ωC
<<
RL,
RL=
600
Ω
RT = 120 kΩ, RRX = 120 kΩ
Figure 3. Longitudinal to metallic (BLME)
and Longitudinal to four-wire (BLFE)
balance
1
ωC
<< 150 Ω, RLR = RLT = RL /2= 300Ω
RT = 120 kΩ, RRX = 120 kΩ
C
TIPX
VTX
RL
VTRO
ILDC
PBL 386 61/2
RINGX RSN
ELo C
TIPX
VTX
RLT
VTR PBL 386 61/2
RLR
RINGX
RSN
RT
RRX
E RX
RT
V TX
RRX
3
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