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TL494CNS 数据表(PDF) 6 Page - Texas Instruments |
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TL494CNS 数据表(HTML) 6 Page - Texas Instruments |
6 / 19 page www.ti.com PARAMETER MEASUREMENT INFORMATION Test Inputs DTC FEEDBACK RT CT GND 50 k Ω 12 k Ω 0.01 µF VCC REF OUTPUT CTRL E2 C2 E1 C1 Output 1 Output 2 150 Ω 2 W 150 Ω 2 W VCC = 15 V TEST CIRCUIT 1IN+ VCC VCC 0 V 0 V Voltage at C1 Voltage at C2 Voltage at CT DTC FEEDBACK 0 V 0.7 V 0% MAX 0% Threshold Voltage Threshold Voltage VOLTAGE WAVEFORMS Duty Cycle Error Amplifiers 7 14 12 8 9 11 10 4 3 6 5 1 2 16 15 13 1IN− 2IN− 2IN+ TL494 PULSE-WIDTH-MODULATION CONTROL CIRCUITS SLVS074E – JANUARY 1983 – REVISED FEBRUARY 2005 Figure 1. Operational Test Circuit and Waveforms 6 |
类似零件编号 - TL494CNS |
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类似说明 - TL494CNS |
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