BTS 840-S2 Infineon Technologies, BTS 840-S2 Datasheet - Page 12

• Manufacturer Part Number: BTS 840-S2
• Manufacturer: Infineon Technologies

Specifications of BTS 840-S2

• Packages: P-DSO-20
• Channels: 2.0
• Ron @ Tj = 25°c: 30.0 mOhm
• Recommended Operating Voltage Min.: 5.0 V
• Recommended Operating Voltage Max.: 34.0 V
• Il(sc): 24.0 A

Figure 2c: Switching a lamp with current limit:
Figure 2d: Switching an inductive load
*) if the time constant of load is too large, open-load-status may
occur
Infineon technologies
IN
ST
ST
IN
V
V
I
I IS
I
L
OUT
OUT
L
I
L(OL)
t
t
12
Figure 3a: Turn on into short circuit:
shut down by overtemperature, restart by cooling
Heating up of the chip may require several milliseconds, depending
on external conditions
Figure 3b: Turn on into short circuit:
shut down by overtemperature, restart by cooling
(two parallel switched channels 1 and 2)
ST1 and ST2 have to be configured as a 'Wired OR' function
ST1/2 with a single pull-up resistor.
IN1
I
ST 1/2
ST 1
IN1/2
I
S 1= IS 2 = 0
L1
IS 1 = 0
L1
+ I
2xI L(lim)
L2
t
I
t
off(SC)
off(SC)
L(lim)
other channel: normal operation
I
L(SCr)
BTS 840 S2
2003-Oct-01
I
L(SCr)
t
t