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ADP3207 Datasheet(PDF) 3 Page - ON Semiconductor |
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ADP3207 Datasheet(HTML) 3 Page - ON Semiconductor |
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3 / 29 page  ADP3207 Rev. 1 | Page 3 of 29 | www.onsemi.com SPECIFICATIONS VCC = 5 V, FBRTN = GND, EN = VCC, VVID = 0.50 V to 1.5000 V, PSI = 1.05 V, DPRSLP = GND, DPRSTP = 1.05 V, LLSET = CSREF, TA = 0°C to 100°C, unless otherwise noted.1 Table 1. Parameter Symbol Conditions Min Typ Max Units VOLTAGE ERROR AMPLIFIER Output Voltage Range2 VCOMP 0.85 4.0 V VID DAC DC Accuracy VFB − VVID Measured at FB, relative to VVID, see Figure 2 −8 +8 mV VFB(BOOT) Measured at end of start-up 1.192 1.200 1.208 V Load Line Positioning DC Accuracy VFB − VVID Measured at FB, relative to VVID, LLSET – CSREF = −80 mV −78 −80 −82 mV Differential Nonlinearity2 −1 +1 LSB Line Regulation ΔVFB VCC = 4.75 V to 5.25 V 0.05 % Input Bias Current IFB −1 +1 μA Output Current ICOMP FB forced to VOUT – 3% 3 mA Gain Bandwidth Product GBW(ERR) COMP = FB 20 MHz Slew Rate CCOMP = 10 pF 25 V/ μs LLSET Input Voltage Range2 VLLSET Relative to CSREF −200 +200 mV LLSET Input Bias Current ILLSET −100 +100 nA FBRTN Current IFBRTN 70 400 μA VID DAC INPUTS Input Low Voltage VIL VIDX 0.5 0.3 V Input High Voltage VIH VIDX 0.7 0.5 V Input Current IIN(VID) −1 μA VID Transition Delay Time2 VID change to FB change 400 ns OSCILLATOR Frequency Range2 fOSC PSI = DPRSTP = 1.05 V, DPRSLP = GND 0.3 3 MHz Frequency Setting fPHASE TA = +25°C, VVID = 1.2000 V, RT = 215 k Ω 155 200 245 kHz TA = +25°C, PWM3 = VCC, VVID = 1.2000 V, RT = 215 k Ω 300 kHz TA = +25°C, PWM2 = VCC, VVID = 1.2000 V, RT = 215 k Ω 600 kHz RAMPADJ Voltage VRAMPADJ IRAMPADJ = 60 μA 0.9 1.1 1.2 V RAMPADJ Input Current Range2 IRAMPADJ In normal mode 1 60 120 μA In shutdown, or in UVLO, RAMPADJ = 19 V −1 +1 μA RPM RT Voltage VRT RT = 215 k Ω to GND, VVID = 1.4000 V 1.08 1.2 1.32 V VRPM Reference Voltage VVRPM IVRPM = 0 .95 1 1.05 V IVRPM = 120 μA 1.0 1.03 1.10 V RRPM Output Current IRRPM VVID = 1.2 V, RT = 215 k Ω −5.5 μA RPM Comparator Offset VOS(RPM) VOS(RPM) = VCOMP − VRRPM, PSI = GND 1 mV CURRENT-SENSE AMPLIFIER Offset Voltage VOS(CSA) CSSUM – CSREF −1.0 +1.0 mV Input Bias Current IBIAS(CSSUM) −50 +50 nA Gain Bandwidth Product GBW(CSA) 10 MHz Slew Rate CCSCOMP = 10 pF 10 V/ μs Input Common-Mode Range2 CSSUM and CSREF 0 3.5 V Output Voltage Range2 0.05 2.0 V Output Current ICSCOMP Sinking Current 470 μA |
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