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TLE7236E Datasheet, PDF (24/37 Pages) Infineon Technologies AG – 8 Channel High-Side and Low-Side Relay Switch with Limp Home Mode and Cranking | |||
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TLE7236E
Diagnostic Features
8.1
Electrical Characteristics
Unless otherwise specified:
VDD = 3.0 V to 5.5V, VBAT = 9.0 V to 16V, Tj = -40 °C to +150 °C
typical values: VBAT = 13.5 V, VDD = 5.0 V, Tj = 25 °C
Pos. Parameter
Symbol Limit Values Uni Test Conditions
min. typ. max. t
OFF State Diagnosis
8.1.1 Open load diagnosis delay time
High Side Channels 0,1,2,3
td(OL)
100 â
250 µs â
8.1.2 Open load detection threshold voltage for VD(OL0..3) 2.3 â
Channel 0,1,2,3
3.9 V 1)
8.1.3 Output diagnosis current channel 0,1,2,3 IL(DC0..3) 50 â
300 µA measured at VD(OL)
threshold
Configurable Channels 4,5
8.1.4 Open load detection threshold voltage for VD(OL4,5) 1
â
2.2 V 1)
Channel 4,5 in all configurations
8.1.5 Output diagnosis current channel 4,5 in IL(DCHS) 80 â
high side configuration
300 µA measured at VD(OL)
threshold
8.1.6 Output diagnosis current channel 4,5 in IL(DCLS) 20 â
low side configuration
100 µA measured at VD(OL)
threshold
Low side Channels 6,7
8.1.7 Open load detection threshold voltage for VD(OL6,7)
Channel 6,7
â
2.2 V 1)
8.1.8 Output diagnosis current channel 6,7
IL(DC6,7) 50
â
100 µA measured at VOL
threshold
ON State Diagnosis (see also Protection in Chapter 7)
8.1.9 Over load detection current at channel IL(OVL) 0.5 â
0,1,4,5,6,7
1.0 A â
8.1.10 Over load detection current at channel
2,3
IL(OVL)
0.22 â
0.5 A â
8.1.11 Over load detection delay time at channel tOFF(OVL) â
â
60 µs â
0,1,4,5,6,7
1) Open load detection voltages are referenced to ground
Data Sheet
24
Rev. 1.0, 2008-10-30
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