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ISL95820 Datasheet(PDF) 9 Page - Intersil Corporation |
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ISL95820 Datasheet(HTML) 9 Page - Intersil Corporation |
9 / 47 page ISL95820 9 FN8318.0 February 4, 2013 System Accuracy CRTZ Error (VOUT) No load; closed loop, active mode range, VID = 1.00V to 2.3V, -0.5 +0.5 % VID = 0.80V to 0.99V -5+5 mV VID = 0.5V to 0.79V -8+8 mV IRTZ Error (VOUT) No load; closed loop, active mode range, VID = 1.00V to 2.3V -0.8 +0.8 % VID = 0.8V to 0.99V -8+8 mV VID = 0.5V to 0.79V -10 +10 mV Internal VBOOT CRTZ 1.64 1.65 1.66 V 1.69 1.70 1.71 V 1.74 1.75 1.76 V IRTZ 1.635 1.65 1.665 V 1.685 1.70 1.715 V 1.735 1.75 1.765 V CHANNEL FREQUENCY 200kHz Configuration fsw_200k 180 200 220 kHz 300kHz Configuration fsw_300k 275 300 325 kHz 450kHz Configuration fsw_450k 410 450 490 kHz AMPLIFIERS Current-Sense Amplifier Input Offset CRTZ IFB = 0A -0.2 +0.2 mV IRTZ IFB = 0A -0.3 +0.3 mV Error Amp DC Gain AV0 119 dB Error Amp Gain-Bandwidth Product GBW CL = 20pF 17 MHz ISEN ISEN Offset Voltage Maximum of ISEN - Minimum of ISEN 1 mV ISEN Input Bias Current 20 nA GATE DRIVER BOOTSTRAP SWITCHES (Phases 1-3) On-resistance RF 40 Ω Reverse Leakage IR VVDDP = 12V, VVR_ON = 0, BOOT and PHASE connected and total current measured 0.2 µA GATE DRIVER OUTPUTS (Phases 1-3) UGATE Pull-Up Resistance RUGPU 250mA Source Current 3.70 Ω UGATE Source Current IUGSRC UGATE - PHASE = 2.5V 1.30 A UGATE Pull-Down Resistance RUGPD 250mA Sink Current 1.41 Ω UGATE Sink Current IUGSNK UGATE - PHASE = 2.5V 1.27 A LGATE Pull-Up Resistance RLGPU 250mA Source Current 2.75 Ω LGATE Source Current ILGSRC LGATE - VSSP = 2.5V 1.75 A LGATE Pull-Down Resistance RLGPD 250mA Sink Current 0.60 Ω LGATE Sink Current ILGSNK LGATE - VSSP = 2.5V 2.14 A Electrical Specifications Operating Conditions: VDD = 5V, TA = 0°C to +70°C (ISL95820CRTZ), TA = -40°C to +85°C (ISL95820IRTZ), fSW = 300kHz, unless otherwise noted. Boldface limits apply over the operating temperature ranges. (Continued) PARAMETER SYMBOL TEST CONDITIONS MIN (Note 7) TYP MAX (Note 7) UNITS |
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