Datasheet TSM1012 (STMicroelectronics) - 3

TSM1012 Pin descriptions 1 Pin descriptions Table 2. SO-8 pinout Name Pin no. Type Function
VRef 1 Analog output Voltage reference CC- 2 Analog input Input pin of the operational amplifier CC+ 3 Analog input Input pin of the operational amplifier CV- 4 Analog input Input pin of the operational amplifier CV+ 5 Analog input Input pin of the operational amplifier GND 6 Power supply Ground line. 0 V reference for all voltages. OUT 7 Analog output Output of the two operational amplifiers VCC 8 Power supply Power supply line
2 Absolute maximum ratings Table 3. Absolute maximum ratings Symbol DC supply voltage Value Unit
VCC DC supply voltage (50 mA =< ICC) -0.3 V to Vz V Vi Input voltage -0.3 to VCC V Tstg Storage temperature -55 to 150 °C Tj Junction temperature 150 °C Iref Voltage reference output current 2.5 mA ESD Electrostatic discharge 2 kV Rthja Thermal resistance junction to ambient SO-8 package 175 °C/W
3 Operating conditions Table 4. Operating conditions Symbol Parameter Value Unit
VCC DC supply conditions 4.5 to Vz V Toper Operational temperature -40 to 105 °C DocID10124 Rev 2 3/14 14 Document Outline Figure 1. Pin connections (top view) Table 1. Order codes 1 Pin descriptions Table 2. SO-8 pinout 2 Absolute maximum ratings Table 3. Absolute maximum ratings 3 Operating conditions Table 4. Operating conditions 4 Electrical characteristics Table 5. Electrical characteristics 5 Internal schematics Figure 2. Internal schematic Figure 3. Typical adapter or battery charger application using TSM1012 6 Principle of operation and application hints 6.1 Voltage and current control 6.1.1 Voltage control 6.1.2 Current control Figure 4. Output voltage versus output current 6.2 Compensation 6.3 Start-up and short-circuit conditions 6.4 Voltage clamp Figure 5. Clamp voltage Figure 6. Typical application schematic 7 Package information 7.1 SO-8 package information Figure 7. SO-8 package outline Table 6. SO-8 package mechanical data 8 Revision history Table 7. Document revision history