Datasheet LTC3860 (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | Dual, Multiphase Step-Down Voltage Mode DC/DC Controller with Current Sharing |
| Seiten / Seite | 36 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Short-Circuit Protection. Regulated … |
| Dateiformat / Größe | PDF / 451 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. Short-Circuit Protection. Regulated VFB vs Supply Voltage. Oscillator Frequency vs RFREQ
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LTC3860
TYPICAL PERFORMANCE CHARACTERISTICS Short-Circuit Protection Regulated VFB vs Supply Voltage Oscillator Frequency vs RFREQ
0.604 1.7 SW NODE 1.5 5V/DIV 0.602 1.3 (V) 1.1 FB VOUT 1V/DIV 0.600 0.9 0.7 3860 G07 REGULATED V V 10ms/DIV IN = 12V 0.598 0.5 VOUT = 1.2V OSCILLATOR FREQUENCY (MHz) ILOAD = SHORTED 0.3 0.596 0.1 3 4 5 6 0 20 40 60 80 100 120 SUPPLY VOLTAGE (V) RFREQ (kΩ) 3860 G08 3860 G09
Oscillator Frequency Oscillator Frequency vs Temperature vs Supply Voltage
610 1.300 605 1.275 1.250 600 1.225 595 1.200 590 TOR FREQUENCY (MHz) 1.175 585 1.150 OSCILLATOR FREQUENCY (kHz) OSCILLA 580 1.125 575 1.100 –50 –25 0 25 50 75 100 125 150 3.0 3.5 4.0 4.5 5.0 5.5 TEMPERATURE (°C) SUPPLY VOLTAGE (V) 3860 G10 3860 G11 3860fc 6 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS FUNCTIONAL DIAGRAM OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS Short-Circuit Protection Regulated VFB vs Supply Voltage Oscillator Frequency vs RFREQ
0.604 1.7 SW NODE 1.5 5V/DIV 0.602 1.3 (V) 1.1 FB VOUT 1V/DIV 0.600 0.9 0.7 3860 G07 REGULATED V V 10ms/DIV IN = 12V 0.598 0.5 VOUT = 1.2V OSCILLATOR FREQUENCY (MHz) ILOAD = SHORTED 0.3 0.596 0.1 3 4 5 6 0 20 40 60 80 100 120 SUPPLY VOLTAGE (V) RFREQ (kΩ) 3860 G08 3860 G09
Oscillator Frequency Oscillator Frequency vs Temperature vs Supply Voltage
610 1.300 605 1.275 1.250 600 1.225 595 1.200 590 TOR FREQUENCY (MHz) 1.175 585 1.150 OSCILLATOR FREQUENCY (kHz) OSCILLA 580 1.125 575 1.100 –50 –25 0 25 50 75 100 125 150 3.0 3.5 4.0 4.5 5.0 5.5 TEMPERATURE (°C) SUPPLY VOLTAGE (V) 3860 G10 3860 G11 3860fc 6 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS FUNCTIONAL DIAGRAM OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS