BTS3405GZT Infineon Technologies, BTS3405GZT Datasheet - Page 16
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BTS3405GZT
Manufacturer Part Number
BTS3405GZT
Description
Manufacturer
Infineon Technologies
Datasheet
1.BTS3405GZT.pdf
(21 pages)
Specifications of BTS3405GZT
Switch Type
Low Side
Power Switch Family
BTS3405G
Input Voltage
-0.2 to 10V
Power Switch On Resistance
900mOhm
Output Current
350mA
Number Of Outputs
Dual
Mounting
Surface Mount
Package Type
DSO
Operating Temperature (min)
-40C
Operating Temperature (max)
150C
Operating Temperature Classification
Automotive
Pin Count
8
Power Dissipation
780W
Lead Free Status / Rohs Status
Compliant
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)