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L9954LXP Datasheet(PDF) 11 Page - STMicroelectronics |
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L9954LXP Datasheet(HTML) 11 Page - STMicroelectronics |
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11 / 35 page ![]() L9954LXP Electrical specifications Doc ID 16186 Rev 3 11/35 Table 8. Overvoltage and under voltage detection Symbol Parameter Test condition Min. Typ. Max. Unit VSUV On VS UV-threshold voltage VS increasing 5.7 7.2 V VSUV Off VS UV-threshold voltage VS decreasing 5.5 6.9 V VSUV hyst VS UV-hysteresis VSUV On - VSUV Off 0.5 V VSOV Off VS OV-threshold voltage VS increasing 18 24.5 V VSOV On VS OV-threshold voltage VS decreasing 17.5 23.5 V VSOV hyst VS OV-hysteresis VSOV Off - VSOV On 1V VPOR Off Power-on reset threshold VCC increasing 4.4 V VPOR On Power-on reset threshold VCC decreasing 3.1 V VPOR hyst Power-on reset hysteresis VPOR Off - VPOR On 0.3 V Table 9. Current monitor output Symbol Parameter Test condition Min. Typ. Max. Unit VCM Functional voltage range VCC = 5 V 0 4 V ICM,r Current monitor output ratio: ICM /IOUT6 0V ≤ VCM ≤ 4V, VCC =5 V - Current monitor output ratio: ICM /IOUT1 Current monitor output ratio: ICM /IOUT4,5 low RDSon mode Current monitor output ratio: ICM /IOUT4,5 high RDSon mode 1 10000 ---------------- 1 3800 ------------- 1 10200 ---------------- 1 --- 2400 ------------- |
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