Datasheet LTC3703-5 (Analog Devices) - 5
| Hersteller | Analog Devices |
| Beschreibung | 60V Synchronous Switching Regulator Controller |
| Seiten / Seite | 32 / 5 — TYPICAL PERFOR A CE CHARACTERISTICS. Driver Peak Source Current. Driver … |
| Dateiformat / Größe | PDF / 386 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFOR A CE CHARACTERISTICS. Driver Peak Source Current. Driver Pull-Down RDS(ON). vs Temperature. vs Supply Voltage
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LTC3703-5
W U TYPICAL PERFOR A CE CHARACTERISTICS Driver Peak Source Current Driver Pull-Down RDS(ON) Driver Peak Source Current vs Temperature vs Temperature vs Supply Voltage
1.2 2 3.0 VCC = 5V VCC = 5V 1.8 2.5 1.1 1.6 2.0 ) 1.4 Ω ( 1.0 1.2 1.5 DS(ON)R 1 1.0 0.9 0.8 PEAK SOURCE CURRENT (A) PEAK SOURCE CURRENT (A) 0.5 0.6 0.8 0.4 0 0 2.5 5 7.5 10 12.5 15 –60 –40 –20 0 20 40 60 80 100 120 140 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE (°C) TEMPERATURE (°C) DRVCC/BOOST VOLTAGE (V) 37035 G10 37035 G11 37035 G12
Driver Pull-Down R Rise/Fall Time RUN/SS Pull-Up Current DS(ON) vs Supply Voltage vs Gate Capacitance vs Temperature
1.3 200 6 VCC = 5V VCC = 5V 1.2 5 150 1.1 µA) 4 ) Ω ( 1.0 RISE TIME 100 3 DS(ON) 0.9 R 2 0.8 RISE/FALL TIME (ns) RUN/SS CURRENT ( 50 FALL TIME 1 0.7 0.6 0 0 2.5 5 7.5 10 12.5 15 0 5 10 15 20 –60 –40 –20 0 20 40 60 80 100 120 140 DRV GATE CAPACITANCE (nF) TEMPERATURE (°C) CC/BOOST VOLTAGE (V) 37035 G13 37035 G14 15735 G15
RUN/SS Pull-Up Current RUN/SS Sink Current vs VCC Voltage vs SW Voltage Max % DC vs RUN/SS Voltage
5 25 100 IMAX = 0.3V 90 20 80 µA) 4 µA) 15 70 60 3 10 50 5 40 2 30 0 MAX DUTY CYCLE (%) 20 RUN/SS SINK CURRENT ( 1 10 RUN/SS PULL-UP CURRENT ( –5 0 0 –10 –10 0 2.5 5 7.5 10 12.5 15 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.5 1.0 1.5 2.0 2.5 3.0 VCC VOLTAGE (V) |SW| VOLTAGE (V) RUN VOLTAGE (V) 37035 G16 37035 G17 37035 G18 37035fa 5
W U TYPICAL PERFOR A CE CHARACTERISTICS Driver Peak Source Current Driver Pull-Down RDS(ON) Driver Peak Source Current vs Temperature vs Temperature vs Supply Voltage
1.2 2 3.0 VCC = 5V VCC = 5V 1.8 2.5 1.1 1.6 2.0 ) 1.4 Ω ( 1.0 1.2 1.5 DS(ON)R 1 1.0 0.9 0.8 PEAK SOURCE CURRENT (A) PEAK SOURCE CURRENT (A) 0.5 0.6 0.8 0.4 0 0 2.5 5 7.5 10 12.5 15 –60 –40 –20 0 20 40 60 80 100 120 140 –60 –40 –20 0 20 40 60 80 100 120 140 TEMPERATURE (°C) TEMPERATURE (°C) DRVCC/BOOST VOLTAGE (V) 37035 G10 37035 G11 37035 G12
Driver Pull-Down R Rise/Fall Time RUN/SS Pull-Up Current DS(ON) vs Supply Voltage vs Gate Capacitance vs Temperature
1.3 200 6 VCC = 5V VCC = 5V 1.2 5 150 1.1 µA) 4 ) Ω ( 1.0 RISE TIME 100 3 DS(ON) 0.9 R 2 0.8 RISE/FALL TIME (ns) RUN/SS CURRENT ( 50 FALL TIME 1 0.7 0.6 0 0 2.5 5 7.5 10 12.5 15 0 5 10 15 20 –60 –40 –20 0 20 40 60 80 100 120 140 DRV GATE CAPACITANCE (nF) TEMPERATURE (°C) CC/BOOST VOLTAGE (V) 37035 G13 37035 G14 15735 G15
RUN/SS Pull-Up Current RUN/SS Sink Current vs VCC Voltage vs SW Voltage Max % DC vs RUN/SS Voltage
5 25 100 IMAX = 0.3V 90 20 80 µA) 4 µA) 15 70 60 3 10 50 5 40 2 30 0 MAX DUTY CYCLE (%) 20 RUN/SS SINK CURRENT ( 1 10 RUN/SS PULL-UP CURRENT ( –5 0 0 –10 –10 0 2.5 5 7.5 10 12.5 15 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.5 1.0 1.5 2.0 2.5 3.0 VCC VOLTAGE (V) |SW| VOLTAGE (V) RUN VOLTAGE (V) 37035 G16 37035 G17 37035 G18 37035fa 5