PBL 386 15/1
C
A
B
D
[mA]
L
I
E
G
H
J
F
VTR [V]
500
=
A:
IL (@ VTR = 0) = ILConst
ILConst (typ) =ILProg
(13)
RLC
.
B,C: IL = ILConst , VTR(@C)= VApp - RFeed ILProg
D:
E:
F:
G:
H:
J:
RFeed = 2 x 25 Ω
.
IL ≈ 5.5 mA , VTR= VApp - RFeed 5.5 mA
*
VAPP (@IL =0) = VB2 - VF -3.7
* Is the forward voltage of diode DVBAT2.
IL ≈ 5 mA
RFeed = 2 x 25 Ω
VTRMAX = |VBat| - 4.6 @ IL = 0 mA
Figure 17. Battery feed characteristics (without the protection resistors on the line).
17