Datasheet LTC3534 (Analog Devices) - 5
| Hersteller | Analog Devices |
| Beschreibung | 7V, 500mA Synchronous Buck-Boost DC/DC Converter |
| Seiten / Seite | 20 / 5 — Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. … |
| Dateiformat / Größe | PDF / 468 Kb |
| Dokumentensprache | Englisch |
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Converter Line Regulation. Converter Load Regulation
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LTC3534
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Converter Line Regulation Converter Load Regulation vs Temperature vs Temperature Feedback Voltage vs Temperature
5.005 5.01 1.001 ILOAD = 100mA VIN = 5V 25mA 5.000 5.00 1.000 TION (V) TION (V) 4.995 4.99 300mA 4.990 4.98 TAGE (V) 0.999 500mA TER LINE REGULA 4.985 FB VOL TER LOAD REGULA 4.97 0.998 CONVER 4.980 3.6V 4.96 5.0V CONVER 6.4V 4.975 4.95 0.997 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3534 G08 3534 G09 3534 G10
Switching Frequency BURST No-Load Input Current vs Temperature Current Limits vs Temperature vs VIN (Switching)
1050 3.0 50 VIN = VOUT = 5V VOUT = 5V 2.8 1025 PEAK CURRENT LIMIT 45 2.5 1000 2.3 40 CURRENT LIMIT (A) 2.0 975 LINEAR CURRENT LIMIT 35 SWITCHING FREQUENCY (kHz) 1.8 BURST NO-LOAD INPUT CURRENT (µA) 950 1.5 30 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 2.4 3.2 4 4.8 5.6 6.4 7.2 8 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 3534 G11 3534 G12 3534 G13
PWM No-Load Input Current BURST Maximum Output Current PWM Maximum Output Current vs VIN (Switching) Capability vs VIN Capability vs VIN
18 200 1800 VOUT = 5V VOUT = 5V 1600 L = 4.7µH 175 14 Y (mA) Y (mA) 1400 150 ABILIT ABILIT 1200 10 125 1000 800 100 6 600 75 PWM NO-LOAD INPUT CURRENT (mA) OUTPUT CURRENT CAP V OUTPUT CURRENT CAP 400 OUT = 5V Burst Mode OPERATION 2 50 200 2.4 3.2 4 4.8 5.6 6.4 7.2 8 2.4 3.2 4 4.8 5.6 6.4 7.2 8 2.4 3.2 4 4.8 5.6 6.4 7.2 8 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 3534 G14 3534 G15 3534 G16 3534fb For more information www.linear.com/LTC3534 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Related Parts
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. Converter Line Regulation Converter Load Regulation vs Temperature vs Temperature Feedback Voltage vs Temperature
5.005 5.01 1.001 ILOAD = 100mA VIN = 5V 25mA 5.000 5.00 1.000 TION (V) TION (V) 4.995 4.99 300mA 4.990 4.98 TAGE (V) 0.999 500mA TER LINE REGULA 4.985 FB VOL TER LOAD REGULA 4.97 0.998 CONVER 4.980 3.6V 4.96 5.0V CONVER 6.4V 4.975 4.95 0.997 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3534 G08 3534 G09 3534 G10
Switching Frequency BURST No-Load Input Current vs Temperature Current Limits vs Temperature vs VIN (Switching)
1050 3.0 50 VIN = VOUT = 5V VOUT = 5V 2.8 1025 PEAK CURRENT LIMIT 45 2.5 1000 2.3 40 CURRENT LIMIT (A) 2.0 975 LINEAR CURRENT LIMIT 35 SWITCHING FREQUENCY (kHz) 1.8 BURST NO-LOAD INPUT CURRENT (µA) 950 1.5 30 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 2.4 3.2 4 4.8 5.6 6.4 7.2 8 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 3534 G11 3534 G12 3534 G13
PWM No-Load Input Current BURST Maximum Output Current PWM Maximum Output Current vs VIN (Switching) Capability vs VIN Capability vs VIN
18 200 1800 VOUT = 5V VOUT = 5V 1600 L = 4.7µH 175 14 Y (mA) Y (mA) 1400 150 ABILIT ABILIT 1200 10 125 1000 800 100 6 600 75 PWM NO-LOAD INPUT CURRENT (mA) OUTPUT CURRENT CAP V OUTPUT CURRENT CAP 400 OUT = 5V Burst Mode OPERATION 2 50 200 2.4 3.2 4 4.8 5.6 6.4 7.2 8 2.4 3.2 4 4.8 5.6 6.4 7.2 8 2.4 3.2 4 4.8 5.6 6.4 7.2 8 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 3534 G14 3534 G15 3534 G16 3534fb For more information www.linear.com/LTC3534 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Related Parts