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TDA9103 Datasheet(PDF) 7 Page - STMicroelectronics |
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TDA9103 Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 27 page B+ SECTION Operating Conditions Symbol Parameter Test conditions Min. Typ. Max. Unit EAOI Maximum Error Amplifier Output Current Sourced by Pin 41 Sunk by Pin 41 0.5 2 mA mA FeedRes Minimum Feedback Resistor Resistor between Pins 40 and 41 5k Ω Electrical Characteristics (VCC = 12V, Tamb =25 °C) Symbol Parameter Test conditions Min. Typ. Max. Unit OLG Error Amplifier Open Loop Gain At low frequency (see Note 1) 85 dB UGBW Unity Gain Bandwidth (see Note 1) 6 MHz IRI Regulation Input Bias Current Current sourced by Pin 40 (PNP base) 0.2 µA EAOI Maximum Guaranted Error Amplifier Output Current Current sourced by Pin 41 Current sunk by Pin 41 0.5 2 mA mA CSG Current Sense Input Voltage Gain Pin 42 3 MCEth Max Curent Sense Input Threshold Voltage Pin 42 1.2 V ISI Current Sense Input Bias Current Current sunk by Pin 42 (NPN base) 1 µA Tonmax Maximum External Power Transistor on Time % of H-period @ f0 = 27kHz 75 % B+OSV B+ Output Low Level Saturation Voltage V22 with I22 = 10mA 0.25 V IVREF Internal Reference Voltage On error amp (+) input for V39 =4V 4.9 V VREFADJ Internal Reference Voltage Adjustment Range 2V < V39 <6V ±14 % EAST WEST PARABOLA GENERATOR Electrical Characteristics (VCC = 12V, Tamb =25 °C) Symbol Parameter Test conditions Min. Typ. Max. Unit Vsym Parabola Symetry Adjustment Capability (for Keystone Adjustment ; with Pin 38) See Figure 2 ; internal voltage V38 =2V V38 =4V V38 =6V 3.2 3.5 3.8 V Kadj Keystone Adjustment Capability B/A ratio A/B ratio See Figure 2 ; V37 =4V V38 =2V V38 =6V 2.3 2.0 Paramp Parabola Amplitude Adjustment Capability Maximum Amplitude on Pin 36 Maximum Ratio between Max and Min V38 = 4.3V, V28 =2V V37 =2V 2V < V37 <6V 3.3 2.4 3.8 3 4.3 V TDA9103 7/27 |
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