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ADP3209JCPZ-RL Arkusz danych(PDF) 3 Page - ON Semiconductor |
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ADP3209JCPZ-RL Arkusz danych(HTML) 3 Page - ON Semiconductor |
3 / 32 page ADP3209 Rev. 2 | Page 3 of 32 | www.onsemi.com SPECIFICATIONS VCC = 5 V, FBRTN = GND, VARFREQ = low, VVID = 1.25 V, TA = 0°C to 100°C, unless otherwise noted.1 Current entering a pin (sunk by the device) has a positive sign. Table 1. Parameter Symbol Conditions Min Typ Max Unit VOLTAGE ERROR AMPLIFIER Output Voltage Range2 VCOMP 0.8 3.6 V COMP Clamp VCOMP CSREF < 0.2 V 1.6 V DC Accuracy VFB Relative to nominal VVID, LLINE = CSREF, −8 +8 mV VVID range = 0.4000 V to 1.25000 V Load Line Positioning Accuracy ∆VFB LLINE − CSREF = −80 mV 76 80 83 mV LLINE − CSREF = −200 mV 190 200 210 mV LLINE Input Bias Current ILLINE −80 +80 nA Differential Nonlinearity −1 +1 LSB VCC Line Regulation ∆VFB VCC = 4.75 V to 5.25 V 0.05 % Input Bias Current IFB −1 +1 µA FBRTN Current IFBRTN 200 400 µA Output Current ICOMP FB forced to VVID − 3% 500 µA Gain Bandwidth Product2 GBW(ERR) COMP = FB, CCOMP = 0 pF 20 MHz Slew Rate2 CCOMP = 10 pF 25 V/µs VID DAC INPUTS Input Low Voltage VIL VID(x) 0.5 V Input High Voltage VIH VID(x) 2.2 V Input Current IIN(VID) Sink current 1 µA VID Transition Delay Time2 VID code change to FB change 400 ns OSCILLATOR Frequency Range2 fOSC 0.3 3 MHz Oscillator Frequency fOSC VARFREQ = high, RT = 250 kΩ 550 kHz VARFREQ = high, RT = 125 kΩ 1 MHz RT Output Voltage VRT VARFREQ = low, VVID = 1.250 V 1.09 1.125 1.2 V VARFREQ = high (forced PWM mode) 1.6 1.7 1.8 V VRPM Reference Voltage VVRPM IVRPM = 0 µA 0.95 1 1.05 V IVRPM = 120 µA 0.95 1 1.05 V RPM Output Current IRPM VVID = 1.250 V, RT = 250 kΩ −5 µA RPM Comparator Offset VOS(RPM) VOS(RPM) = VCOMP − VRPM −11 mV RAMP Input Voltage VRAMP 0.9 1.0 1.1 V RAMP Input Current Range IRAMP EN = high 1 50 µA RAMP Input Current in Shutdown EN = low or in UVLO, RAMP = 19 V 1 µA CURRENT SENSE AMPLIFIER Offset Voltage VOS(CSA) CSFB − CSREF −1.2 +1.2 mV Input Bias Current IBIAS(CSFB) −65 +65 nA Gain Bandwidth Product2 GBW(CSA) 6 MHz Slew Rate2 CCSCOMP = 10 pF 10 V/µs Input Common-Mode Range2 CSFB and CSREF 0 3.5 V Output Voltage Range VCSCOMP 0.05 2.7 V Output Current ICSCOMP Sink current 400 1000 µA Source current −15 −8 mA |
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