BTN7971B Datasheet, PDF (18/26 Pages) Infineon Technologies AG – High Current PN Half Bridge NovalithIC

High Current PN Half Bridge
BTN7971B
Block Description and Characteristics
5.3.6 Electrical Characteristics - Protection Functions
V_S = 8 V to 18 V, T_j = -40 °C to +150 °C, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
Under Voltage Shut Down
5.3.1
5.3.2
Switch-ON Voltage
Switch-OFF Voltage¹⁾
V_UV(ON) –
–
V_UV(OFF) 3.0
–
5.5 V
4.5 V
V_S increasing
V_S decreasing,
IN = 1, INH = 1
3.0 –
5.5 V
V_S decreasing,
IN = 0, INH = 1
5.3.3 ON/OFF hysteresis
Over Voltage Lock Out
V_UV(HY) –
0.2 –
V
–
5.3.4 Switch-ON Voltage
5.3.5 Switch-OFF Voltage
5.3.6 ON/OFF hysteresis
Current Limitation
V_OV(ON) 27.8 –
–
V
V_OV(OFF) 28
–
30
V
V_OV(HY) –
0.2 –
V
V_S decreasing
V_S increasing
–
5.3.7 Current Limitation Detection level I_CLH0 55
77
98
A
High Side
V_S = 13.5 V
5.3.8 Current Limitation Detection level I_CLL0 50
70
90
A
Low Side
V_S = 13.5 V
Current Limitation Timing
5.3.9 Shut OFF Time for HS and LS t_CLS
70
115 210 µs
Thermal Shut Down
V_S = 13.5 V
5.3.10 Thermal Shut Down Junction T_jSD
155 175 200 °C
–
Temperature
5.3.11 Thermal Switch ON Junction
T_jSO
150 –
190 °C
–
Temperature
5.3.12 Thermal Hysteresis
ΔT
–
7
–
K
–
5.3.13 Reset Pulse at INH Pin (INH low) t_reset
4
–
–
µs
–
1) With decreasing V_s < V_UV(OFF)max, activation of the Current Limitation mode may occur before Undervoltage Shut Down
with ambient temperatures less than 25°C.
Data Sheet
18
Rev. 2.0, 2008-06-27