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AP3845CMTR-E1 Datasheet(PDF) 6 Page - Diodes Incorporated |
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AP3845CMTR-E1 Datasheet(HTML) 6 Page - Diodes Incorporated |
6 / 14 page CURRENT MODE PWM CONTROLLER AP384XC Data Sheet 6 Jul. 2013 Rev. 2. 0 BCD Semiconductor Manufacturing Limited Parameter Symbol Conditions Min Typ Max Unit REFERENCE SECTION Reference Output Voltage VREF TA=25 oC, I REF=1mA 4.90 5.00 5.10 V Total Output Variation Line, Load, Temp. 4.82 5.18 V Line Regulation ΔV REF 12V ≤ V CC ≤25V 4 15 mV Load Regulation ΔVREF 1mA ≤ IREF ≤20mA 4 15 mV Short Circuit Output Current ISC TA=25 oC -100 -180 mA Temperature Stability (Note 6) 0.3 mV/oC OSCILLATOR SECTION Oscillation Frequency f TA=25 oC 47 52 57 KHz Oscillator Amplitude VOSC Pin 4, peak to peak (Note 6) 1.7 V Temperature Stability (Note 6) 2.5 % Voltage Stability 12V ≤ VCC ≤ 25V 0.2 1 % Discharge Current Vpin 4 =2V(Note 7) 8.5 9.5 10.5 mA ERROR AMPLIFIER SECTION Input Voltage VI Vpin 1=2.5V 2.45 2.50 2.55 V Output Sink Current ISINK Vpin1=1.1V 5 8 mA Output Source Current ISOURCE Vpin1=5V -0.5 -0.8 mA High Output Voltage VOH RL=15k Ω to GND 5 7 V Low Output Voltage VOL RL=15k Ω to pin 8 0.7 1.1 V Voltage Gain 2V ≤ VO ≤ 4V 65 90 dB Power Supply Rejection Ratio PSRR 12V ≤ V CC ≤ 25V 60 70 dB CURRENT SENSE SECTION Maximum Input Signal VI(MAX) Vpin1=5V(Note 4) 0.9 1 1.1 V Gain GV (Note 4, 5) 2.85 3 3.15 V/V Power Supply Rejection Ratio PSRR 12V ≤ V CC≤ 25V (Note 4, 6) 70 dB Delay to Output Vpin3 = 0 to 2V (Note 6) 150 300 ns Input Bias Current IBIAS -3 -10 μA OUTPUT SECTION Low Output Voltage VOL ISINK = 20mA 0.1 0.4 V ISINK = 200mA 1.4 2.2 V High Output Voltage VOH ISOURCE = 20mA 13 14 V ISOURCE = 200mA 12 13 V Rise Time tR TA=25 oC, C L=1nF (Note 6) 50 150 ns Fall Time tF TA=25 oC, C L=1nF (Note 6) 50 150 ns (VCC=15V, RT=10kΩ CT=3.3nF, TA=25 oC, unless otherwise specified.) Electrical Characteristics |
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