Datasheet LT8361 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | Low IQ Boost/SEPIC/Inverting Converter with 2A, 100V Switch |
| Páginas / Página | 28 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. VIN Pin Current (Active Mode,. VIN … |
| Formato / tamaño de archivo | PDF / 1.8 Mb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. VIN Pin Current (Active Mode,. VIN Pin Current (Active Mode, Not
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LT8361
TYPICAL PERFORMANCE CHARACTERISTICS VIN Pin Current (Active Mode, VIN Pin Current (Active Mode, Not VIN Pin Current (Sleep Mode, Not Not Switching, Bias = 0V) Switching, Bias = 5V) Switching) vs Temperature vs Temperature vs Temperature
30 2.0 50 V 28 IN = 12 V VIN = 12V VIN = 12V V 1.8 46 26 BIAS = 0V VBIAS = 0V VBIAS = 5V V 24 SYNC_MODE = 0V V 1.6 SYNC_MODE = FLOAT V 42 SYNC_MODE = FLOAT 22 1.4 38 20 18 1.2 34 16 1.0 30 14 12 0.8 26 PIN CURRENT (µA) 10 PIN CURRENT (mA) PIN CURRENT (µA) V IN 0.6 22 8 V IN V IN 6 0.4 18 4 0.2 14 2 0 0 10 –75 –50 –25 0 25 50 75 100 125 150 175 –50 –25 0 25 50 75 100 125 150 175 –50 –25 0 25 50 75 100 125 150 175 JUNCTION TEMPERATURE (°C) JUNCTION TEMPERATURE (°C) JUNCTION TEMPERATURE (°C) 8361 G10 8361 G11 8361 G12
Switching Waveforms Switching Waveforms Switching Waveforms (in CCM) (in DCM/Light Burst Mode) (in Deep Burst Mode)
IL1 + IL2 I 500mA/DIV L1 + IL2 200mA/DIV IL1 + IL2 200mA/DIV VSW VSW VSW 20V/DIV 20V/DIV 20V/DIV 500ns/DIV 8361 G13 500ns/DIV 8361 G14 1µs/DIV 8361 G15
VOUT Transient Response: Load VOUT Transient Response: Load Current Transients from 150mA to Current Transients from 390mA to Burst Frequency vs Load Current 790mA to 150mA 790mA to 390mA
2.5 FRONT PAGE APPLICATION FRONT PAGE APPLICATION FRONT PAGE APPLICATION VIN = 12V VOUT = 48V 2.0 IOUT IOUT 500mA/DIV 1.5 500mA/DIV VOUT VOUT 1.0 1V/DIV 500mV/DIV VIN = 24V VIN = 24V VOUT = 24V VOUT = 24V 0.5 SWITCHING FREQUENCY (MHz) 100µs/DIV 8361 G17 100µs/DIV 8361 G18 0 0 20 40 60 80 100 LOAD CURRENT (mA) 8361 G16 Rev 0 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS VIN Pin Current (Active Mode, VIN Pin Current (Active Mode, Not VIN Pin Current (Sleep Mode, Not Not Switching, Bias = 0V) Switching, Bias = 5V) Switching) vs Temperature vs Temperature vs Temperature
30 2.0 50 V 28 IN = 12 V VIN = 12V VIN = 12V V 1.8 46 26 BIAS = 0V VBIAS = 0V VBIAS = 5V V 24 SYNC_MODE = 0V V 1.6 SYNC_MODE = FLOAT V 42 SYNC_MODE = FLOAT 22 1.4 38 20 18 1.2 34 16 1.0 30 14 12 0.8 26 PIN CURRENT (µA) 10 PIN CURRENT (mA) PIN CURRENT (µA) V IN 0.6 22 8 V IN V IN 6 0.4 18 4 0.2 14 2 0 0 10 –75 –50 –25 0 25 50 75 100 125 150 175 –50 –25 0 25 50 75 100 125 150 175 –50 –25 0 25 50 75 100 125 150 175 JUNCTION TEMPERATURE (°C) JUNCTION TEMPERATURE (°C) JUNCTION TEMPERATURE (°C) 8361 G10 8361 G11 8361 G12
Switching Waveforms Switching Waveforms Switching Waveforms (in CCM) (in DCM/Light Burst Mode) (in Deep Burst Mode)
IL1 + IL2 I 500mA/DIV L1 + IL2 200mA/DIV IL1 + IL2 200mA/DIV VSW VSW VSW 20V/DIV 20V/DIV 20V/DIV 500ns/DIV 8361 G13 500ns/DIV 8361 G14 1µs/DIV 8361 G15
VOUT Transient Response: Load VOUT Transient Response: Load Current Transients from 150mA to Current Transients from 390mA to Burst Frequency vs Load Current 790mA to 150mA 790mA to 390mA
2.5 FRONT PAGE APPLICATION FRONT PAGE APPLICATION FRONT PAGE APPLICATION VIN = 12V VOUT = 48V 2.0 IOUT IOUT 500mA/DIV 1.5 500mA/DIV VOUT VOUT 1.0 1V/DIV 500mV/DIV VIN = 24V VIN = 24V VOUT = 24V VOUT = 24V 0.5 SWITCHING FREQUENCY (MHz) 100µs/DIV 8361 G17 100µs/DIV 8361 G18 0 0 20 40 60 80 100 LOAD CURRENT (mA) 8361 G16 Rev 0 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts