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TLE7232GS Datasheet, PDF (19/32 Pages) Infineon Technologies AG – SPI Driver for Enhanced Relay Control
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SPI Driver for Enhanced Relay Control
SPIDER - TLE7232GS
Block Description and Electrical Characteristics
5.2.4 Electrical Characteristics
Electrical Characteristics: Protection Functions
VDD = 4.5 V to 5.5 V, Tj = -40 °C to 150 °C, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified); typical values: VDD = 5.0 V, Tj = 25 °C
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
Overload Protection
5.2.1 Overload current limitation
ID(lim)
1
–
5.2.2 Overload shut-down delay time
td(off)
10
–
Overtemperature Protection
5.2.3 Overtemperature shut-down
threshold
Tj(OT)
170 –
5.2.4 Thermal hysteresis
∆Tj(OT)
–
10
1) Not subject to production test, specified by design.
2
A
50
µs
200 °C
–
K
OVL = 0
OVL = 1
1)
1)
5.2.5 Command Description
OLCR
Overload Configuration Register
7
6
5
OVL7
rw
OVL6
rw
OVL5
rw
4
OVL4
rw
3
OVL3
rw
2
OVL2
rw
Reset Value: 00H
1
0
OVL1
OVL0
rw
rw
Field
Bits
Type Description
OVLn
n
(n = 7-0)
rw
Overload Configuration Channel n
0 Channel n limits the current in case of overload (default value).
1 Channel n shuts down in case of overload.
OTCR
Overtemperature Configuration Register
7
6
5
4
OVT7
OVT6
OVT5
OVT4
rw
rw
rw
rw
3
OVT3
rw
2
OVT2
rw
Reset Value: 00H
1
0
OVT1
rw
OVT0
rw
Field
Bits
Type Description
OVTn
n
(n = 7-0)
rw
Overtemperature Configuration Channel n
0 Autorestart (default value)
1 Latched shut down
Data Sheet
19
Rev. 1.0, 2007-12-18
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