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TLE7239GS 数据表(PDF) 24 Page - Infineon Technologies AG |
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TLE7239GS 数据表(HTML) 24 Page - Infineon Technologies AG |
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24 / 37 page ![]() TLE7239GS Diagnostic Features Data Sheet 24 Rev. 1.0, 2008-10-30 8.1 Electrical Characteristics Unless otherwise specified: V DD = 3.0 V to 5.5V, VBAT = 9.0 V to 16V, Tj = -40 °C to +150 °C typical values: V BAT = 13.5 V, VDD = 5.0 V, Tj = 25 °C Pos. Parameter Symbol Limit Values Uni t Test Conditions min. typ. max. OFF State Diagnosis 8.1.1 Open load diagnosis delay time t d(OL) 100 – 250 µs– High Side Channels 0,1,2,3 8.1.2 Open load detection threshold voltage for Channel 0,1,2,3 V D(OL0..3) 2.3 – 3.9 V 1) 1) Open load detection voltages are referenced to ground 8.1.3 Output diagnosis current channel 0,1,2,3 I L(DC0..3) 50 – 300 µA measured at VD(OL) threshold Configurable Channels 4,5 8.1.4 Open load detection threshold voltage for Channel 4,5 in all configurations V D(OL4,5) 1– 2.2 V 1) 8.1.5 Output diagnosis current channel 4,5 in high side configuration I L(DCHS) 80 – 300 µA measured at VD(OL) threshold 8.1.6 Output diagnosis current channel 4,5 in low side configuration I L(DCLS) 20 – 100 µA measured at VD(OL) threshold Low side Channels 6,7 8.1.7 Open load detection threshold voltage for Channel 6,7 V D(OL6,7) –2.2 V 1) 8.1.8 Output diagnosis current channel 6,7 I L(DC6,7) 50 – 100 µA measured at VOL threshold ON State Diagnosis (see also Protection in Chapter 7) 8.1.9 Over load detection current at channel 0,1,4,5,6,7 I L(OVL) 0.5 – 1.0 A – 8.1.10 Over load detection current at channel 2,3 I L(OVL) 0.22 – 0.5 A – 8.1.11 Over load detection delay time at channel 0,1,4,5,6,7 t OFF(OVL) –– 60 µs– |
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