PBL38630/2SOTNT Infineon Technologies, PBL38630/2SOTNT Datasheet - Page 37

• Manufacturer Part Number: PBL38630/2SOTNT
• Manufacturer: Infineon Technologies

Specifications of PBL38630/2SOTNT

• Number Of Channels: 1
• On-hook Transmission: Yes
• Polarity Reversal: Yes
• On-chip Ring Relay Driver: Yes
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 85C
• Loop Current Limit: 45mA
• Operating Temperature Classification: Industrial
• Pin Count: 24
• Mounting: Surface Mount
• Operating Supply Voltage (max): 5.25V
• Operating Supply Voltage (min): 4.75V
• Lead Free Status / RoHS Status: Not Compliant

terminal and ground. With current directions defined as in
gives:
where
From this equation the resistor
For the value on
If RSN is DC decoupled from the CODEC output, then
infinite.
The resistor
Table 11
Symbol
I
Figure 11
Data Sheet
–
R
RSN
R
I
RSN
=
------------------------------------------------------------------------------ -
–
V
CODEC
I
=
RSN
I
RT
R
–
R
Internal Bias Current of RSN
Codec Receive Interface
is the reference voltage of the CODEC at the receive output.
+
1.25
--------- -
has no influence in the AC transmission.
R
I
I
RSN
T
RRX
1.25
DC-GND
–
+1.25
I
, see
1.25
-------------------------------------- -
Value (typ)
-55
+
I
VTX
RSN
RR
–
Table
R
V
RX
=
CODEC
R
1.25
--------- -
R
R
11.7
I
RSN
T
can be calculated as
+
1.25
-------------------------------------- -
I
I
RT
RR
R
R
T
R
I
RX
37
–
R
V
RX
R
CODEC
RX
+
1.25
--------- -
R
Figure
R
R
RX
CODEC
+
_
can be considered to be
12, current summation
U
Rev. 2.0, 2005-04-14
REFcodec
Unit
A
PBL 38630/2
Battery Feed
FlexiSLIC
codecIF
[15]
[16]