Electrical characteristicsTSM10124 Electricalcharacteristics Tamb = 25 °C and VCC = +18 V (unless otherwise specified). Table 5. Electrical characteristicsSymbolParameterTest conditionMin. Typ.Max.UnitTotal current consumption Total supply current, excluding current in VCC = 18 V, no load ICC 100 180 µA voltage reference(1). Tmin. < Tamb < Tmax. Vz VCC clamp voltage ICC = 50 mA 28 V Operators Input offset voltage T 4 TSM1012 amb = 25 °C 1 Vio Tmin. Tamb Tmax. 5 mV T 2 TSM1012A amb = 25 °C 0.5 Tmin. Tamb Tmax. 3 DVio Input offset voltage drift 7 V/°C T 30 I amb = 25 °C io Input offset current 2 nA Tmin. Tamb Tmax. 50 T 20 150 I amb = 25 °C ib Input bias current nA Tmin. Tamb Tmax. 50 200 SVR Supply voltage rejection ration VCC = 4.5 V to 28 V 65 100 dB Vicm Input common mode voltage range 0 VCC -1.5 V T 70 85 CMR Common mode rejection ratio amb = 25 °C dB Tmin. Tamb Tmax. 60 Output stage 1 Gm Transconduction gain. sink current only(2) Tamb = 25 °C mA/mV Tmin. Tamb Tmax. 0.5 1 Vol Low output voltage at 5 mA sinking current Tmin. Tamb Tmax. 250 400 mV Output short-circuit current. Output to (VCC T 6 10 Ios amb = 25 °C mA - 0.6 V). Sink current only. Tmin. Tamb Tmax. 5 Voltage reference Reference input voltage T 1.238 1.25 1.262 TSM1012 1% precision amb = 25 °C Vref Tmin. Tamb Tmax. 1.225 1.273 V T 1.244 1.25 1.256 TSM1012A 0.5% precision amb = 25 °C Tmin. Tamb Tmax. 1.237 1.261 Reference input voltage deviation over the Vref T temperature range min. Tamb Tmax. 20 30 mV 4/14 DocID10124 Rev 2 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