BTS 7970B Infineon Technologies, BTS 7970B Datasheet - Page 16

• Manufacturer Part Number: BTS 7970B
• Manufacturer: Infineon Technologies

Specifications of BTS 7970B

• Packages: P-TO263-7
• Operating Range: 5.5 - 28.0 V
• Rds (on) (typ): 16.0 mOhm
• Id(lim): 68.0 A
• Iq (typ): 7.0 µA
• Diagnosis: OV, OT, OC-failure flag, current sense

IN pin are ignored. However, the INH pin can still be used to switch both MOSFETs off.
After
after 2 *
(e.g. inflicted by EMI coming from the motor) is suppressed by internal filter circuitry. Due
to thresholds and reaction delay times of the filter circuitry the effective current limitation
level
Figure 9
Figure 10
Data Sheet
High Side Switch
I
CLx 0
I
CLx
I
90
80
60
85
70
65
50
t
I
L
75
55
CLS
CLx
0
t
CLS
depends on the slew rate of the load current d
the switches return to their initial setting. The error signal at the IS pin is reset
I
. Unintentional triggering of the current limitation by short current spikes
CLH0
500
Timing Diagram Current Limitation (Inductive Load)
Current Limitation Level vs. Current Slew Rate dI/dt
1000
T
T
T
j
j
j
= -40°C
= 150°C
= 25°C
dI
L
1500
/dt [A/ms]
2000
t
CLS
15
Low SideSwitch
Block Description and Characteristics
90
80
60
70
50
0
High Current PN Half Bridge
I
CLL0
I
/d
500
t
as shown in Figure 10
1000
T
T
T
j
j
j
= -40°C
= 150°C
= 25°C
Rev. 2.0, 2006-05-09
dI
L
1500
/dt [A/ms]
BTS 7970B
2000
t