BTS308 Ver la hoja de datos (PDF) - Infineon Technologies
Número de pieza
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BTS308 Datasheet PDF : 14 Pages
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BTS 308
Truth Table
Input- Output Status
Normal
operation
Open load
Short circuit
to GND
Short circuit
to Vbb
Overtem-
perature
Under-
voltage
Overvoltage
level
L
H
L
H
L
H
L
H
L
H
L
H
L
H
level
L
H
9)
H
L
L
H
H
L
L
L
L
L
L
BTS 308
H
H
L
H
H
L
L
H
L
L
H
H
H
H
L = "Low" Level
H = "High" Level
X = don't care
Z = high impedance, potential depends on external circuit
Status signal after the time delay shown in the diagrams (see fig 5. page 11)
Terms
Ibb
3
I IN
IN
Vbb
2
IL
I ST
PROFET
OUT
5
ST
4
V IN VST
GND
V bb
1 IGND
R GND
VON
V OUT
Input circuit (ESD protection)
Status output
R ST(ON)
+5V
ST
GND
ESD-
ZD
ESD-Zener diode: 6 V typ., max 5 mA;
RST(ON) < 250 Ω at 1.6 mA, ESD zener diodes are not
to be used as voltage clamp at DC conditions.
Operation in this mode may result in a drift of the zener
voltage (increase of up to 1 V).
IN
RI
Short circuit detection
Fault Condition: VON > 3.5 V typ.; IN high
ESD-ZD I
II
GND
ESD zener diodes are not to be used as voltage clamp
at DC conditions. Operation in this mode may result in
a drift of the zener voltage (increase of up to 1 V).
Logic
unit
Short circuit
detection
+ Vbb
V
ON
OUT
9) Power Transistor off, high impedance, internal pull up current source for open load detection.
Semiconductor Group
Page 6
2003-Oct-01
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