Datasheet MAX4271, MAX4272, MAX4273 (Maxim) - 5

HerstellerMaxim
Beschreibung3V to 12V Current-Limiting Hot-Swap Controllers with Autoretry, DualSpeed/BiLevel Fault Protection
Seiten / Seite26 / 5 — 3V to 12V Current-Limiting Hot-Swap Controllers. with Autoretry, …
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3V to 12V Current-Limiting Hot-Swap Controllers. with Autoretry, DualSpeed/BiLevel Fault Protection

3V to 12V Current-Limiting Hot-Swap Controllers with Autoretry, DualSpeed/BiLevel Fault Protection

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3V to 12V Current-Limiting Hot-Swap Controllers with Autoretry, DualSpeed/BiLevel Fault Protection MAX4271/MAX4272/MAX4273 Typical Operating Characteristics
(VIN = 5V, RSENSE = 100mΩ, CBOARD = 47µF, TA = +25°C, unless otherwise noted.)
SLOW COMPARATOR SUPPLY CURRENT vs. INPUT VOLTAGE SUPPLY CURRENT vs. TEMPERATURE RESPONSE TIME vs. INPUT VOLTAGE
MAX4271/3-03 1.0 1.0 240 24 ON = VIN 0.9 0.9 230 23 0.8 MAX4271/3-01 ON = V MAX4271/3-02 IN 0.8 VIN = 12V CSPD = 110nF IGATE = 10μA V 0.7 0.7 IN = 5V TIME IN ms 220 22 0.6 0.6 s) (μ (ms) 0.5 0.5 210 21 t CSPD 0.4 t CSPD 0.4 VIN = 3V 200 20 SUPPLY CURRENT (mA) 0.3 ON = GND SUPPLY CURRENT (mA) 0.3 CSPD = 0 0.2 0.2 TIME IN μs 190 19 0.1 0.1 0 0 180 18 0 2 4 6 8 10 12 14 -40 -15 10 35 60 85 0 2 4 6 8 10 12 14 VIN (V) TEMPERATURE (°C) VIN (V)
SLOW COMPARATOR THRESHOLD FAST COMPARATOR RESPONSE TIME FAST COMPARATOR RESPONSE TIME vs. INPUT VOLTAGE vs. OVERDRIVE VOLTAGE vs. TEMPERATURE
51.0 450 500 50.8 TA = +25°C 50.6 MAX4271/3-04 TA = -40°C 450 400 MAX4271/3-05 MAX4271/3-06 VIN = 12V 50.4 V 400 IN = 12V 50.2 350 (mV) 50.0 VIN = 5V 350 V SC,TH 49.8 300 T V A = +85°C IN = 5V 49.6 RESPONSE TIME (ns) RESPONSE TIME (ns) 300 VIN = 3V 49.4 250 250 VIN = 3V 49.2 49.0 200 200 0 2 4 6 8 10 12 14 1 10 100 1000 -40 -15 10 35 60 85 VIN (V) OVERDRIVE VOLTAGE (mV) TEMPERATURE (°C)
FAST COMPARATOR THRESHOLD TIME TO FAST DISCHARGE GATE STARTUP PERIOD vs. INPUT VOLTAGE vs. CGATE vs. INPUT VOLTAGE
MAX4271/3-09 210 100k 350 35 NO EXTERNAL MOSFET 208 DISCHARGE TO VGATE = 0.1V CTIM = 100nF s) 10k MAX4271/3-08 206 MAX4271/3-07 μ 330 TIME IN ms 33 204 TA = -40°C 1k V 202 IN = 12V s) 310 31 (mV) TA = +25°C (μ (ms) 200 100 VIN = 5V V FC,TH CTIM = 1nF 198 t START t START 290 29 TIME IN μs TA = +85°C 10 196 194 TIME TO DISCHARGE GATE ( 1 VIN = 3V 270 27 192 190 0.1 250 25 0 2 4 6 8 10 12 14 0.01 0.1 1 10 100 1000 0 2 4 6 8 10 12 14 VIN (V) CGATE (nF) VIN (V)
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