Datasheet LTC3612 (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | 3A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter |
| Páginas / Página | 30 / 8 — Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN, unless … |
| Formato / tamaño de archivo | PDF / 416 Kb |
| Idioma del documento | Inglés |
Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN, unless otherwise noted. Frequency vs Resistor on
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LTC3612
Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN, unless otherwise noted. Frequency vs Resistor on RT/SYNC Pin Frequency vs Temperature
1.0 4500 4000 0.5 3500 3000 0 2500 2000 –0.5 FREQUENCY (kHz) 1500 1000 FREQUENCY VARIATION (%) –1.0 500 –1.5 0 –60 –50 –30 –10 10 30 50 70 90 110 130 150 0 200 400 600 800 1000 1200 1400 TEMPERATURE (°C) RESISTOR ON RT/SYNC PIN (kΩ) 3612 G24 3612 G23
Switch Leakage vs Temperature, Frequency vs Input Voltage Main Switch
1.0 7000 VIN = 2.25V 0.5 6000 VIN = 3.3V VIN = 5.5V 0 5000 –0.5 4000 –1.0 3000 –1.5 SWITCH LEAKAGE (nA) 2000 FREQUENCY VARIATION (%) –2.0 1000 –2.5 0 2.25 2.75 3.25 3.75 4.25 4.75 5.25 –50 –30 –10 10 30 50 70 90 110 150 INPUT VOLTAGE (V) TEMPERATURE (°C) 3612 G25 3612 G26
Switch Leakage vs Temperature, Dynamic Supply Current vs Input Synchronous Switch Voltage without AVP Mode
7000 100 VIN = 2.25V 6000 VIN = 3.3V VIN = 5.5V FORCED CONTINUOUS MODE 10 5000 4000 PULSE-SKIPPING MODE Y CURRENT (mA) 1 3000 Burst Mode OPERATION SWITCH LEAKAGE (nA) 2000 0.1 1000 DYNAMIC SUPPL 0 0.01 –60 –40 –20 0 20 40 60 80 110 150 2.25 2.75 3.25 3.75 4.25 4.75 5.25 TEMPERATURE (°C) INPUT VOLTAGE (V) 3612 G27 3612 G28 3612fc 8 For more information www.linear.com/LTC3612 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Operation Applications Information Package Description Typical Application Related Parts
Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN, unless otherwise noted. Frequency vs Resistor on RT/SYNC Pin Frequency vs Temperature
1.0 4500 4000 0.5 3500 3000 0 2500 2000 –0.5 FREQUENCY (kHz) 1500 1000 FREQUENCY VARIATION (%) –1.0 500 –1.5 0 –60 –50 –30 –10 10 30 50 70 90 110 130 150 0 200 400 600 800 1000 1200 1400 TEMPERATURE (°C) RESISTOR ON RT/SYNC PIN (kΩ) 3612 G24 3612 G23
Switch Leakage vs Temperature, Frequency vs Input Voltage Main Switch
1.0 7000 VIN = 2.25V 0.5 6000 VIN = 3.3V VIN = 5.5V 0 5000 –0.5 4000 –1.0 3000 –1.5 SWITCH LEAKAGE (nA) 2000 FREQUENCY VARIATION (%) –2.0 1000 –2.5 0 2.25 2.75 3.25 3.75 4.25 4.75 5.25 –50 –30 –10 10 30 50 70 90 110 150 INPUT VOLTAGE (V) TEMPERATURE (°C) 3612 G25 3612 G26
Switch Leakage vs Temperature, Dynamic Supply Current vs Input Synchronous Switch Voltage without AVP Mode
7000 100 VIN = 2.25V 6000 VIN = 3.3V VIN = 5.5V FORCED CONTINUOUS MODE 10 5000 4000 PULSE-SKIPPING MODE Y CURRENT (mA) 1 3000 Burst Mode OPERATION SWITCH LEAKAGE (nA) 2000 0.1 1000 DYNAMIC SUPPL 0 0.01 –60 –40 –20 0 20 40 60 80 110 150 2.25 2.75 3.25 3.75 4.25 4.75 5.25 TEMPERATURE (°C) INPUT VOLTAGE (V) 3612 G27 3612 G28 3612fc 8 For more information www.linear.com/LTC3612 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Operation Applications Information Package Description Typical Application Related Parts