BTS441R_09 Datasheet, PDF (6/15 Pages) Infineon Technologies AG – Smart Power High-Side-Switch One Channel: 20 mΩ

BTS441R
Parameter and Conditions
at T_j =-40...+150°C, V_bb = 12 V unless otherwise specified
Diagnostic Characteristics
Open load detection voltage¹⁴⁾
Symbol
V _OUT(OL)1
Values
Unit
min typ max
2
3
4V
Input and Status Feedback¹⁵⁾
Input resistance
see circuit page 7
Input turn-on threshold voltage
Input turn-off threshold voltage
Input threshold hysteresis
Off state input current (pin 2)
V_IN = 0.4 V:
On state input current (pin 2)
V_IN = 5 V:
Delay time for status with open load after switch
off (see timing diagrams, page 11),
Status output (open drain)
Zener limit voltage
ST low voltage
I_ST = +1.6 mA:
I_ST = +1.6 mA::
R_I
V_IN(T+)
V_IN(T-)
Δ V_IN(T)
I_IN(off)
I_IN(on)
t_{ST delay}
V_ST(high)
V_ST(low)
Truth Table
2.5 3.8 6.5 kΩ
1.2
-- 2.2 V
0.8
--
-- V
-- 0.3
-- V
1
-- 15 μA
4.5 12 24 μA
--
-- 500 μs
5.4 6.1
-- V
--
-- 0.4
Normal operation
Open load
Short circuit to Vbb
Overtemperature
IN
OUT
ST
L
L
H
H
H
H
L
Z
H
H
L¹⁶⁾
H
L
H
L
H
H
H
L
L
H
H
L
L
L = "Low" Level
H = "High" Level
Z = high impedance, potential depends on external circuit
Status signal valid after the time delay shown in the timing diagrams
14) _{External pull up resistor required for open load detection in off state}
15) _{If a ground resistor RGND is used, add the voltage drop across this resistor.}
16) _{L, if potential at the Output exceeds the OpenLoad detection voltage}
Data sheet
6
Rev. 1.1, 2009-01-30