BTS 3205G Infineon Technologies, BTS 3205G Datasheet - Page 16

• Manufacturer Part Number: BTS 3205G
• Manufacturer: Infineon Technologies

Specifications of BTS 3205G

• Packages: PG-DSO-8
• Channels: 1.0
• Vds (max): 42.0 V
• Id(nom): 0.35 A
• Rds (on) (max): 700.0 mOhm
• Id(lim) (min): 0.6 A

Figure 14
While demagnetization of inductive loads, energy has to be dissipated in the BTS3205G. This energy can be
calculated with following equation:
Following equation simplifies under assumption of
Data Sheet
E
E
=
=
(
1
-- -
2
V
5V
0
V
V
LI
bb
IN
I
V
C lamp
bb
D
2
L
D
+
⋅
⎛
⎜
⎝
V
1
Switching an Inductance
out CL
+
------------------------------------- -
V
(
out CL
)
(
)
V
⋅
bb
)
------------------------
–
V
V
out CL
bb
R
(
L
⎞
⎟
⎠
)
⋅
ln
⎛
⎜
⎝
1
+
------------------------
V
R
out CL
L
⋅
(
I
L
)
⎞
⎟
⎠
+
R
I
L
L
= 0
⋅
16
------
R
L
L
Protection FunctionsOvervoltage Protection
Smart Low-Side Power Switch
Turn off due to
over temperature or short circuit
InductiveLoad.emf
Rev. 1.1, 2011-09-01
BTS3205G
t
t
t
(1)
(2)