BTS5440G Infineon Technologies, BTS5440G Datasheet - Page 15

• Manufacturer Part Number: BTS5440G
• Description: IC HIGH SIDE PWR SWITCH PDSO-28
• Manufacturer: Infineon Technologies
• Series: IntelliSense™r
• Type: High Sider

Specifications of BTS5440G

• Input Type: Non-Inverting
• Number Of Outputs: 4
• On-state Resistance: 21 mOhm
• Current - Output / Channel: 5.7A
• Current - Peak Output: 10A
• Voltage - Supply: 4.5 V ~ 28 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: DSO-28
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: BTS5440GT; BTS5440GXT; SP000014185; SP000275992

Figure 2a: Switching a lamp
Figure 2b: Switching a lamp with current limit:
The behaviour of I
resistor, which refers to curve 1 in figure 1c
V
V
V
V
V
V
V
V
V
I
IN
IN
IN
IN
I N
I
I
I
I
V
V
V
V
I
I
I
I
I S
L
S
S
S
S
S
S
S
S
fault
fault
fault
fault
L
L
L
L
O U T
OUT
OUT
OUT
OUT
S
and V
V
V
V
R
R
R
fault
fault
fault
IS
IS
IS
S
is shown for a
t
t
t
t
t
Page 15
Figure 3a: Short circuit:
Shut down by overtemperature,
reset by cooling
Heating up may require several milliseconds,
depending on external conditions.
I L(lim) = 50A typ. increases with
decreasing temperature.
Figure 3b: Turn on into short circuit,
shut down by overtemperature, restart by cooling
( channel 1 and 2 switched parallel )
V
V
V
V
I
I
IN
IN
S1
S1
L
L
IN1/2
IN1/2
S
S
, V
, V
2 x I L( lim )
2 x I L( lim )
I L1 + I L2
I L1 + I L2
2 x I L( lim )
2 x I L( lim )
t
t
off(SC)
off(SC)
S2
S2
I L(lim)
I L(lim)
V
V
I
I
V
V
fault
fault
L(SCr )
L(SCr )
fault
fault
BTS 5440G
2005-06-03
I
I
t
t
L( SCr )
L( SCr )
d(SToff)
d(SToff)
t
t
d(SToff)
d(SToff)