PDF《PS25A》

1 PGI Power good input signal pin

2 GND Ground

3 FPO/ Inverted fault protection output ,open drain output stage

4 PSON/ Remote ON/OFF control input pin

5 RI Current sense setting

6 IS12B 12V(2) over current protection input pin

7 VS12B 12V(2) over/under voltage protection input pin

8 Pext External protection detect input pin

9 IS12A 12V(1) over current protection input pin

10 VS12A 12V(1) over/under voltage protection input pin

11 IS12C 12V(3) over current protection input pin

12 VS12C 12V(3) over/under voltage protection input pin

13 VCC Power supply

14 PGO Power good output signal pin , open drain output stage Absolute Maximum Ratings Parameter Rating Unit Storage Temperature (Tstg) -40 to +125 °C Operating Temperature (Topr) -30 to +90 °C Supply Voltage (VCC) VCC -0.5 to +16.0 V VS12A, VS12B, VS12C, IS12A,IS12B, IS12C -0.5 to +16.0 V Pext -0.5 to +7.0 V PGI -0.5 to +16.0 V Input Voltage Range (VI) PSON/ -0.5 to Vcc+0.5 V FPO/ -0.5 to Vcc+0.5 V Output Voltage Range (VO) PGO -0.5 to Vcc+0.5 V Output Current for RI (IRI) RI 12.5 to 62.5 uA PSON/, PGO >

4000 V FPOB, PGI , VS12A, VS12B >

2000 V VS12C, IS12A,IS12B, IS12C >

2000 V ESD Susceptibility* (VESD) Others >

4000 V * Human Body Model (HBM). 3-Channel Secondary Monitoring IC Version:A.005 Page

5 未经授权而迳予重制、复制、使用或公开本文件,?为人得被追究侵权之相关民刑事责任 Unauthorized reproduction, duplication, use or disclosure of this document will be deemed as infringement. PS25A Electrical Characteristics, Vcc=12V, Ta = 25°C. (unless otherwise specified) Power Supply Section Parameter Conditions MIN TYP MAX Unit Supply Voltage 3.8 5.0 16.0 V Supply Current VPSON/ = 5V 4.5 5.0 mA Power On Reset Threshold Voltage (VPOR) 3.2 3.4 3.6 V Power On Reset Hysteresis (VHYST) -0.15 -0.3 -0.45 V Over-Voltage Section Parameter Conditions MIN TYP MAX Unit VS12A/B/C Over-Voltage Threshold 13.4 14.0 14.2 V Under-Voltage Section Parameter Conditions MIN TYP MAX Unit VS12A/B/C Under-Voltage Threshold 10.3 10.8 11.0 V PSON/, Analog Input Parameter Conditions MIN TYP MAX Unit Threshold Voltage ( High ) 1.40 1.50 1.60 V Threshold Voltage ( Low ) 0.85 1.20 V Leakage Current (Ipson) Rpson=100Ω

540 uA PGI, Analog Input Parameter Conditions MIN TYP MAX Unit Threshold Voltage for start Td1 1.16 1.25 1.33 V Threshold Voltage for start Td2 0.60 0.63 0.75 V Threshold Voltage for mask UV 1.16 1.25 1.33 V Threshold Voltage for mask OC 0.15 0.25 0.35 V Hysteresis (VHYST)* +/-20 +/-50 +/-80 mV * All of the comparator for PGI input in block diagram. 3-Channel Secondary Monitoring IC Version:A.005 Page

6 未经授权而迳予重制、复制、使用或公开本文件,?为人得被追究侵权之相关民刑事责任 Unauthorized reproduction, duplication, use or disclosure of this document will be deemed as infringement. PS25A Electrical Characteristics (Continued) PGO, Open Drain Digital Output Parameter Conditions MIN TYP MAX Unit Leakage Current (ILKG) VPGO=5V

5 uA Low Level Output Voltage (VOL) ISINK=10mA 0.3 V Over-Current Section Parameter Conditions MIN TYP MAX Unit VS12A/B/C Offset Voltage -4

0 2 mV Constant Isink Current (ISINK)

144 160

172 uA FPO/, Open Drain Digital Output Parameter Conditions MIN TYP MAX Unit Leakage Current (ILKG) VFPO/=5V

5 uA Low Level Output Voltage (VOL) ISINK=20mA 0.3 V External Protection Detect Section Parameter Conditions MIN TYP MAX Unit Threshold(VTH) 1.20 1.25 1.30 V Hysteresis (VHYST) +/-20 +/-50 +/-80 mV Switching Characteristics, Vcc=12V, Ta = 25°C. Parameter Conditions MIN TYP MAX Unit PGI to PGO Delay Time (Td1)