Datasheet LTC3616 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | 6A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter |
| 页数 / 页 | 28 / 8 — Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN unless … |
| 文件格式/大小 | PDF / 541 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN unless otherwise noted. Dynamic Supply Current vs Input
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LTC3616
Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN unless otherwise noted. Dynamic Supply Current vs Input Dynamic Supply Current vs VOUT Short to GND, Voltage without AVP Mode Temperature without AVP Mode Forced Continuous Mode
100 100 FORCED CONTINUOUS MODE FORCED CONTINUOUS MODE 10 10 VOUT 500mV/DIV PULSE-SKIPPING MODE PULSE-SKIPPING MODE Y CURRENT (mA) 1 Y CURRENT (mA) 1 IL 5A/DIV Burst Mode OPERATION Burst Mode OPERATION 0.1 0.1 DYNAMIC SUPPL DYNAMIC SUPPL 0.01 0.01 2.25 2.75 3.25 3.75 4.25 4.75 5.25 –60 –40 –20 0 20 40 60 80 100 120 140 160 100µs/DIV 3616 G30 VOUT = 1.8V INPUT VOLTAGE (V) TEMPERATURE (°C) IOUT = 0A 3616 G28 3616 G29 VMODE = 1.5V
Start-Up from Shutdown with Output Voltage During Sinking Prebiased Output vs Input Voltage (VOUT = 1.8V, (Forced Continuous Mode) 0.47µH Inductor)
1.88 PGOOD 5V/DIV 1.86 V 1.84 OUT 500mV/DIV 1.82 (V) –3A, 2MHz, 120°C V OUT 1.80 –3A, 2MHz, 25°C IL 1.78 5A/DIV 1.76 1.74 50µs/DIV 3616 G31 2.25 2.75 3.25 4 4.5 5.25 PREBIASED VOUT = 2.2V INPUT VOLTAGE (V) VOUT = 1.2V, IOUT = 0A V 3616 G32 MODE = 1.5V 3616fc 8 For more information www.linear.com/LTC3616 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 Typical Applications Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics VIN = 3.3V, RT/SYNC = SVIN unless otherwise noted. Dynamic Supply Current vs Input Dynamic Supply Current vs VOUT Short to GND, Voltage without AVP Mode Temperature without AVP Mode Forced Continuous Mode
100 100 FORCED CONTINUOUS MODE FORCED CONTINUOUS MODE 10 10 VOUT 500mV/DIV PULSE-SKIPPING MODE PULSE-SKIPPING MODE Y CURRENT (mA) 1 Y CURRENT (mA) 1 IL 5A/DIV Burst Mode OPERATION Burst Mode OPERATION 0.1 0.1 DYNAMIC SUPPL DYNAMIC SUPPL 0.01 0.01 2.25 2.75 3.25 3.75 4.25 4.75 5.25 –60 –40 –20 0 20 40 60 80 100 120 140 160 100µs/DIV 3616 G30 VOUT = 1.8V INPUT VOLTAGE (V) TEMPERATURE (°C) IOUT = 0A 3616 G28 3616 G29 VMODE = 1.5V
Start-Up from Shutdown with Output Voltage During Sinking Prebiased Output vs Input Voltage (VOUT = 1.8V, (Forced Continuous Mode) 0.47µH Inductor)
1.88 PGOOD 5V/DIV 1.86 V 1.84 OUT 500mV/DIV 1.82 (V) –3A, 2MHz, 120°C V OUT 1.80 –3A, 2MHz, 25°C IL 1.78 5A/DIV 1.76 1.74 50µs/DIV 3616 G31 2.25 2.75 3.25 4 4.5 5.25 PREBIASED VOUT = 2.2V INPUT VOLTAGE (V) VOUT = 1.2V, IOUT = 0A V 3616 G32 MODE = 1.5V 3616fc 8 For more information www.linear.com/LTC3616 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 Typical Applications Package Description Revision History Typical Application Related Parts