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AP3983EP7-G1 Datasheet(PDF) 5 Page - Diodes Incorporated |
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AP3983EP7-G1 Datasheet(HTML) 5 Page - Diodes Incorporated |
5 / 10 page AP3983E Document number: DS38875 Rev. 3 - 2 5 of 10 www.diodes.com June 2016 © Diodes Incorporated AP3983E Electrical Characteristics (@VCC = 15V, TJ = +25°C, unless otherwise specified.) Symbol Parameter Condition Min Typ Max Unit STARTUP AND UVLO SECTION VTH_ST Turn-on Voltage – 13 15.5 18 V VOPR(MIN) Turn-off Voltage – 6 6.8 7.6 V STANDBY CURRENT SECTION IST Turn-on Current VCC = VTH_ST-1V before startup 0 0.2 0.6 μA ICC_OPR Operating Current Static current @ no load 350 500 650 OPERATING FREQUENCY SECTION (5% LOAD TO FULL LOAD) fS(MAX) Operating Frequency in Full Load Condition – – 65 80 kHz Δf/f Frequency Dithering 5% to 100% of full load range 4 7 10 % OPERATING FREQUENCY SECTION (NO LOAD TO 5% OF IOUT(MAX)) fS(MIN) Output Voltage Detection Frequency – 1.8 2 2.2 kHz CURRENT SENSE SECTION VCS_H Peak Current Sense Voltage in Heavy Load 30% to 100% of full load 828 900 972 mV ΔVCS/VCS VCS Modulation for Frequency Dithering – – 2.5 – % tMOD VCS Modulation Period – – 250 – μs RLINE Built-in Line Compensation Resistor – 200 230 260 Ω tLEB Leading Edge Blanking @ VCS_H and VCS_M 410 500 575 ns @ VCS_EL 220 250 288 ns CONSTANT VOLTAGE SECTION VFB Equivalent Feedback Voltage @ Light Load Closed loop test of VOUT 3.89 3.95 4.01 V RFB FB Pin Input Resistance – 560 700 840 k VCABLE/VOUT Cable Compensation Ratio (VFB@FULLLOAD-VFB)/VFB 5.65 6.00 6.40 % CONSTANT CURRENT SECTION tONS/tSW Secondary Winding Conduction Duty VFB = 2V – 4/8 – – POWER MOSFET SECTION BVDSS Drain-Source Breakdown Voltage – 700 – – V RDS(ON) On State Resistor – – – 1.4 PROTECTION FUNCTION SECTION VFB(OVP) Over Voltage Protection – – 7.5 – V VFB(SCP) Short Circuit Protection VFB @ Hiccup 1.4 1.5 1.6 V TOTP Shutdown Temperature – +125 +160 – °C THYS Temperature Hysteresis – – +40 – °C |
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