Datasheet LTC3727LX-1 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator |
| Páginas / Página | 28 / 7 — TYPICAL PERFOR A CE CHARACTERISTICS. Current Sense Pin Input Current. … |
| Formato / tamaño de archivo | PDF / 431 Kb |
| Idioma del documento | Inglés |
TYPICAL PERFOR A CE CHARACTERISTICS. Current Sense Pin Input Current. EXTVCC Switch Resistance. vs Temperature
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LTC3727LX-1
W U TYPICAL PERFOR A CE CHARACTERISTICS Current Sense Pin Input Current EXTVCC Switch Resistance vs Temperature vs Temperature
35 10 VOUT = 5V µA) Ω 33 8 31 6 29 4 SWITCH RESISTANCE ( CC 27 2 EXTV CURRENT SENSE INPUT CURRENT ( 25 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3727LX1 G22 3727LX1 G23
Oscillator Frequency Undervoltage Lockout vs Temperature vs Temperature
700 3.50 600 V 3.45 PLLFLTR = 5V 500 3.40 VPLLFLTR = 1.2V 400 3.35 300 VPLLFLTR = 0V FREQUENCY (kHz) 3.30 200 UNDERVOLTAGE LOCKOUT (V) 3.25 100 0 3.20 – 50 – 25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3727LX1 G24 3727LX1 G25 3727lx1fa 7
W U TYPICAL PERFOR A CE CHARACTERISTICS Current Sense Pin Input Current EXTVCC Switch Resistance vs Temperature vs Temperature
35 10 VOUT = 5V µA) Ω 33 8 31 6 29 4 SWITCH RESISTANCE ( CC 27 2 EXTV CURRENT SENSE INPUT CURRENT ( 25 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3727LX1 G22 3727LX1 G23
Oscillator Frequency Undervoltage Lockout vs Temperature vs Temperature
700 3.50 600 V 3.45 PLLFLTR = 5V 500 3.40 VPLLFLTR = 1.2V 400 3.35 300 VPLLFLTR = 0V FREQUENCY (kHz) 3.30 200 UNDERVOLTAGE LOCKOUT (V) 3.25 100 0 3.20 – 50 – 25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3727LX1 G24 3727LX1 G25 3727lx1fa 7