bts3405 Infineon Technologies Corporation, bts3405 Datasheet - Page 16
bts3405
Manufacturer Part Number
bts3405
Description
Smart Low-side Power Switch Hitfet
Manufacturer
Infineon Technologies Corporation
Datasheet
1.BTS3405.pdf
(21 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
bts3405G
Manufacturer:
INF
Quantity:
9 999
Company:
Part Number:
bts3405G
Manufacturer:
INFINEON
Quantity:
113
Part Number:
bts3405G
Manufacturer:
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Figure 14
While demagnetization of inductive loads, energy has to be dissipated in the BTS3405G. 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. 1.0, 2007-12-06
BTS3405G
t
t
t
(1)
(2)