전자부품 데이터시트 검색엔진 |
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TL494AP 데이터시트(PDF) 3 Page - First Components International |
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TL494AP 데이터시트(HTML) 3 Page - First Components International |
3 / 7 page ELECTRICAL CHARACTERISTICS (TA= -25 ÷ +85°C, f =10kHz) Value Symbol Parameter Test Conditions Min Typ Max Temperature, ˚С Unit Vref Output voltage I0=1.0mA VCC=15V 4.90 5.0 5.10 -20÷+85 V Uregin Input regulation VСС=7÷ 40V I0=1.0mA - 2 25 25 mV Uregout Output regulation I0=1÷ 10 mA VCC =15 V - 1 15 25 mV ∆Vref Output voltage change with temperature I0=1 mA VCC =15 V - 0.2 1.0 -20÷+85 % ISC Short circuit output current Vref=0, tsc< 1 s VCC=15 V 35 50 mА fosc Frequency C=0.01µF, R=12kΩ VCC=15 V V(03)=0.7 V 10 25 kHz σfosc Standard Deviation of Frequency * VCC=15 V V(03)=0.7 V - 3 % σfosc(∆V) Frequency Change with Voltage VCC=7÷40 V V(03)=0.7 V - 0.1 - 25 % σfosc(∆Т) Frequency Change with Temperature C=0.01µF, RT=12 kΩ VCC=15 V V(03)=0.7 V - - 2 % IIB(2T) Input bias current (pin 4) VI=0÷5.25V VCC=15 V V(03)=0.7 V - -2 -10 µA DCmax Maximum duty cycle (each output) VI(04)=0V VCC=15 V V(03)=0.7 V 45 48 50 % VTHD1 Input threshold voltage (pin 4) (Zero Duty Cycle) DCmax=0 VCC=15 V V(03)=0.7 V - 2.8 3.3 V VTHD2 Input threshold voltage (pin 4) (Maximum Duty Cycle) DCmax VCC=15 V V(03)=0.7 V 0 - - -20÷+85 V trc Output voltage rise time (Common-Emitter) VCC=15 V V(03)=2.0 V 100 200 ns tfc Output voltage fall time (Common-Emitter) VCC=15 V V(03)=2.0 V 25 100 ns trf Output voltage rise time (Emitter-Follower) VCC=VC=15 V V(03)=2.0 V 100 200 -20÷+85 ns tff Output voltage fall time (Emitter-Follower) VCC= VC= 15 V V(03)= 2.0 V - 35 100 -20÷+85 ns TL494AP Switchmode Pulse - Width - Modulation Control Circuit |
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