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BTS736L2

P1-P3P4-P6P7-P9P10-P12P13-P14
BTS 736 L2
Semiconductor Group 10 2003-Oct-01
Typ. on-state resistance
R
ON
= f (V
bb
,T
j
); I
L
= 2 A, IN
= high
R
ON
[mOhm]
80
70
60
50
40
30
20
10
3 5 7 9 30 40
Tj = 150°C
25°C
-40°C
V
bb
[V]
Typ. standby current
I
bb(off)
= f (T
j
); V
bb
= 9...34 V, IN1,2
= low
I
bb(off)
[µA]
0
5
10
15
20
25
30
35
40
45
-50 0 50 100 150 200
T
j
[°C]
BTS 736 L2
Semiconductor Group 11 2003-Oct-01
Figure 1a: V
bb
turn on:
IN2
V
OUT1
t
V
bb
ST1 open drain
IN1
V
OUT2
ST2 open drain
Figure 2a: Switching a resistive load,
turn-on/off time and slew rate definition:
IN
t
V
OUT
I
L
t
t
on
off
90%
dV/dton
dV/dtoff
10%
Figure 2b: Switching a lamp:
IN
ST
OUT
L
t
V
I
The initial peak current should be limited by the lamp and not by the
current limit of the device.
Figure 2c: Switching an inductive load
IN
ST
L
t
V
I
OUT
I
L(OL)
*) if the time constant of load is too large, open-load-status may
occur
Timing diagrams
Both channels are symmetric and consequently the diagrams are valid for channel 1 and
channel 2
BTS 736 L2
Semiconductor Group 12 2003-Oct-01
Figure 3a: Turn on into short circuit:
shut down by overtemperature, restart by cooling
other channel: normal operation
t
I
ST
IN1
L1
L(SCr)
I
I
L(lim)
t
off(SC)
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)
t
ST1/2
IN1/2
L1 L2
L(SCr)
I
2xI
L(lim)
I + I
t
off(SC)
ST1 and ST2 have to be configured as a 'Wired OR' function
ST1/2 with a single pull-up resistor.
Figure 4a: Overtemperature:
Reset if T
j
<T
jt
IN
ST
OUT
J
t
V
T
Figure 5a: Open load: detection in ON-state, open
load occurs in on-state
IN
ST
OUT
L
t
V
I
open
normal
normal
t
d(ST OL)
t
d(ST OL)
t
d(ST OL)
= 10 µs typ.
P1-P3P4-P6P7-P9P10-P12P13-P14

BTS736L2

Mfr. #:
Buy BTS736L2
Manufacturer:
Infineon Technologies
Description:
IC HISIDE PWR SWITCH 2CH PDSO-20
Lifecycle:
New from this manufacturer.
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