Datasheet LT3686 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | 37V/1.2A Step-Down Regulator in 3mm × 3mm DFN |
| Páginas / Página | 28 / 6 — typicAl perForMAnce chArActeristics TA = 25°C unless otherwise noted. … |
| Formato / tamaño de archivo | PDF / 527 Kb |
| Idioma del documento | Inglés |
typicAl perForMAnce chArActeristics TA = 25°C unless otherwise noted. 3.3VOUT Typical Minimum Input
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LT3686
typicAl perForMAnce chArActeristics TA = 25°C unless otherwise noted. 3.3VOUT Typical Minimum Input 5VOUT Typical Minimum Input Voltage Voltage Continuous Mode Waveform
7 8 6 7 MODE < 0.4 V 6 SW 5 MODE < 0.4 2V/DIV MODE > 0.8 5 IL 4 MODE > 0.8 200mA/DIV (V) (V) 4 V IN 3 V IN 200ns/DIV 3686 G20 3 VIN = 10V 2 VOUT = 3.3V 2 L = 6.8µH V V f = 2MHz 1 OUT = 3.3V OUT = 5V L = 15µH 1 L = 22µH COUT = 22µF f = 1MHz f = 1MHz ILOAD = 200mA 0 0 1 10 100 1000 1 10 100 1000 ILOAD (mA) ILOAD (mA) 3686 G18 3686 G19
Light Load Discontinuous Mode Fixed Frequency No Load Waveform Waveform
VSW VSW 2V/DIV 2V/DIV IL IL 200mA/DIV 200mA/DIV 200ns/DIV 3686 G21 200ns/DIV 3686 G22 VIN = 10V VIN = 10V VOUT = 3.3V VOUT = 3.3V L = 6.8µH L = 6.8µH f = 2MHz f = 2MHz COUT = 22µF COUT = 22µF ILOAD = 25mA ILOAD = 0mA 3686fc 6 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. 3.3VOUT Typical Minimum Input 5VOUT Typical Minimum Input Voltage Voltage Continuous Mode Waveform
7 8 6 7 MODE < 0.4 V 6 SW 5 MODE < 0.4 2V/DIV MODE > 0.8 5 IL 4 MODE > 0.8 200mA/DIV (V) (V) 4 V IN 3 V IN 200ns/DIV 3686 G20 3 VIN = 10V 2 VOUT = 3.3V 2 L = 6.8µH V V f = 2MHz 1 OUT = 3.3V OUT = 5V L = 15µH 1 L = 22µH COUT = 22µF f = 1MHz f = 1MHz ILOAD = 200mA 0 0 1 10 100 1000 1 10 100 1000 ILOAD (mA) ILOAD (mA) 3686 G18 3686 G19
Light Load Discontinuous Mode Fixed Frequency No Load Waveform Waveform
VSW VSW 2V/DIV 2V/DIV IL IL 200mA/DIV 200mA/DIV 200ns/DIV 3686 G21 200ns/DIV 3686 G22 VIN = 10V VIN = 10V VOUT = 3.3V VOUT = 3.3V L = 6.8µH L = 6.8µH f = 2MHz f = 2MHz COUT = 22µF COUT = 22µF ILOAD = 25mA ILOAD = 0mA 3686fc 6 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