Datasheet

Datasheet 23 Rev. 1.0, 2008-01-23
Smart High-Side Power Switch
BTS50080-1TMB
Diagnosis
7.1 Electrical Characteristics
V
bb
= 12 V, T
j
= -40 ... 150 °C (unless otherwise specified) Typical values are given at V
bb
= 12 V, T
j
= 25 °C
Pos. Parameter Symbol Limit Values Unit Conditions
Min. Typ. Max.
Load Current Sense
7.1.1 Current sense ratio, static on-
condition
k
ILIS
- 12.5 - k V
IN
= 0 V,
I
IS
< I
IS(lim)
I
L
= 35 A
I
L
= 10 A
I
L
= 2.5 A
I
L
= 0.5 A
11
10.5
10
7
12.6
12.6
12.5
14.5
14
14.3
17
26
I
IN
= 0 (e.g. during de energizing of
inductive loads)
1)
1) Not subject to production test, specified by design
disabled - -
7.1.2 Sense saturation current
1)
I
IS(lim)
4.067.5mAV
ON
< 1 V, typ.
7.1.3 Sense current under fault
conditions
I
IS(fault)
4.0 5.2 7.5 mA V
ON
> 1 V, typ.
7.1.4 Current sense leakage current
I
IS(LL)
–0.10.5µAI
IN
= 0
7.1.5 Current sense offset current
I
IS(LH)
–0.11µAV
IN
= 0, I
L
≤ 0
7.1.6 Current sense settling time to 90%
I
IS_stat.
1)
t
son(IS)
–250500µsI
L
=0 20A
7.1.7 Current sense settling time to 90%
I
IS_stat.
1)
t
slc(IS)
–50100µsI
L
=10 20A
7.1.8 Fault-Sense signal delay after input
current positive slope
t
delay(fault)
350 650 1200 µs V
ON
> 1 V, typ.