Datasheet LT3495, LT3495B, LT3495-1, LT3495B-1 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | 650mA Micropower Low Noise Boost Converter with Output Disconnect |
| Seiten / Seite | 16 / 4 — TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C unless otherwise noted. … |
| Dateiformat / Größe | PDF / 647 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C unless otherwise noted. Output Voltage vs Temperature
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LT3495/LT3495B/ LT3495-1/LT3495B-1
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted. Output Voltage vs Temperature Minimum Switching Frequency Quiescent Current - Not Switching
1.00 50 100 VCC = 3.6V FIGURE 7 CIRCUIT 0.75 VOUT = 16V LOAD = 5mA 90 0.50 FIGURE 7 CIRCUIT 45 0.25 80 0.00 40 TAGE CHANGE (%) –0.25 70 –0.50 35 QUIESCENT CURRENT (µA) OUTPUT VOL 60 –0.75 MINIMUM SWITCHING FREQUENCY (kHz) –1.00 30 50 –40 0 40 80 125 –40 0 40 80 125 2 4 6 8 10 12 14 16 TEMPERATURE (°C) TEMPERATURE (°C) VCC (V) 3495 G04 3495 G05 3495 G06
SW Saturation Voltage SW Saturation Voltage Quiescent Current vs Temperature vs Switch Current (LT3495) vs Switch Current (LT3495-1)
100 300 200 90 250 160 200 80 (mV) T (mV) T 120 CESA 150 CESA 70 80 100 SWITCH V SWITCH V QUIESCENT CURRENT (µA) 60 40 50 50 0 0 –40 0 40 80 125 0 100 200 300 400 500 600 700 0 100 200 300 400 TEMPERATURE (°C) SWITCH CURRENT (mA) SWITCH CURRENT (mA) 3495 G07 3495 G08 3495 G09
Peak Inductor Current Peak Inductor Current SHDN Current vs SHDN Voltage vs Temperature (LT3495) vs Temperature (LT3495-1)
20 1000 600 VCC = 3.6V FIGURE 9 CIRCUIT VOUT = 16V FIGURE 7 CIRCUIT 550 15 900 500 10 800 450 PIN CURRENT (µA) 400 SHDN 5 700 INDUCTOR PEAK CURRENT (mA) INDUCTOR PEAK CURRENT (mA) 350 0 600 300 0 2 4 6 8 10 –40 0 40 80 125 –40 0 40 80 125 SHDN PIN VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 3495 G10 3495 G11 3495 G12 3495b1b1fa 4 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Infomation Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C unless otherwise noted. Output Voltage vs Temperature Minimum Switching Frequency Quiescent Current - Not Switching
1.00 50 100 VCC = 3.6V FIGURE 7 CIRCUIT 0.75 VOUT = 16V LOAD = 5mA 90 0.50 FIGURE 7 CIRCUIT 45 0.25 80 0.00 40 TAGE CHANGE (%) –0.25 70 –0.50 35 QUIESCENT CURRENT (µA) OUTPUT VOL 60 –0.75 MINIMUM SWITCHING FREQUENCY (kHz) –1.00 30 50 –40 0 40 80 125 –40 0 40 80 125 2 4 6 8 10 12 14 16 TEMPERATURE (°C) TEMPERATURE (°C) VCC (V) 3495 G04 3495 G05 3495 G06
SW Saturation Voltage SW Saturation Voltage Quiescent Current vs Temperature vs Switch Current (LT3495) vs Switch Current (LT3495-1)
100 300 200 90 250 160 200 80 (mV) T (mV) T 120 CESA 150 CESA 70 80 100 SWITCH V SWITCH V QUIESCENT CURRENT (µA) 60 40 50 50 0 0 –40 0 40 80 125 0 100 200 300 400 500 600 700 0 100 200 300 400 TEMPERATURE (°C) SWITCH CURRENT (mA) SWITCH CURRENT (mA) 3495 G07 3495 G08 3495 G09
Peak Inductor Current Peak Inductor Current SHDN Current vs SHDN Voltage vs Temperature (LT3495) vs Temperature (LT3495-1)
20 1000 600 VCC = 3.6V FIGURE 9 CIRCUIT VOUT = 16V FIGURE 7 CIRCUIT 550 15 900 500 10 800 450 PIN CURRENT (µA) 400 SHDN 5 700 INDUCTOR PEAK CURRENT (mA) INDUCTOR PEAK CURRENT (mA) 350 0 600 300 0 2 4 6 8 10 –40 0 40 80 125 –40 0 40 80 125 SHDN PIN VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 3495 G10 3495 G11 3495 G12 3495b1b1fa 4 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Infomation Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts