Datasheet

Data Sheet 3 V1.0, 2007-05-13
Smart High-Side Power Switch
BTS740S2
M
aximum Ratings at T
j
= 25°C unless otherwise specified
P
arameter Symbol Values Unit
S
upply voltage (overvoltage protection see page 5) V
bb
43 V
S
upply voltage for full short circuit protection
T
j,start
=-40 ...+150°C
V
bb
34 V
L
oad current (Short-circuit current, see page 5) I
L
self-limited A
L
oad dump protection
1)
V
LoadDump
= V
A
+ V
s
, V
A
= 13.5 V
R
I
2)
= 2 Ω, t
d
= 200 ms; IN = low or high,
each channel loaded with R
L
= 7.0 Ω,
V
Load dump
3
)
60 V
O
perating temperature range
S
torage temperature range
T
j
T
stg
-40 ...+150
-55 ...+150
°C
P
ower dissipation (DC)
4)
T
a
= 25°C:
(all channels active) T
a
= 85°C:
P
tot
3.8
2.0
W
M
aximal switchable inductance, single pulse
V
bb
= 12V, T
j,start
= 150°C
4)
,
I
L
= 5.5 A, E
AS
= 370 mJ, 0Ω one channel:
I
L
= 8.5 A, E
AS
= 790 mJ, 0Ω two parallel channels:
see diagrams on page 10
Z
L
18
16
mH
E
lectrostatic discharge capability (ESD) IN:
(Human Body Model) ST, IS:
out to all other pins shorted:
acc. MIL-STD883D, method 3015.7 and ESD assn. std. S5.1-1993
R=1.5kΩ; C=100pF
V
ESD
1.0
4.0
8.0
kV
n
put voltage (DC) V
IN
-10 ... +16 V
C
urrent through input pin (DC)
C
urrent through status pin (DC)
C
urrent through current sense pin (DC)
see internal circuit diagram page 9
I
IN
I
ST
I
IS
±2.0
±5.0
±14
mA
T
hermal Characteristics
P
arameter and Conditions Symbol Values Unit
min typ Max
T
hermal resistance
junction - soldering point
4),5)
each channel: R
thjs
-- -- 12
K/W
junction - ambient
4)
one channel active:
all channels active:
R
thja
--
--
40
33
--
--
)
Supply voltages higher than V
bb(AZ)
require an external current limit for the GND and status pins (a 150Ω
resistor for the GND connection is recommended.
)
R
I
= internal resistance of the load dump test pulse generator
)
V
Load dump
is setup without the DUT connected to the generator per ISO 7637-1 and DIN 40839
)
Device on 50mm*50mm*1.5mm epoxy PCB FR4 with 6cm
2
(one layer, 70µm thick) copper area for V
bb
connection PCB is vertical without blown air See page 15