Datasheet LT3088 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | 800mA Single Resistor Rugged Linear Regulator |
| Páginas / Página | 26 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C unless otherwise specified. … |
| Formato / tamaño de archivo | PDF / 566 Kb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C unless otherwise specified. Ripple Rejection (120Hz)
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LT3088
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C unless otherwise specified. Ripple Rejection (120Hz) Ripple Rejection (10kHz)
90 70 88 68 86 66 84 64 82 62 80 60 78 V V IN = VOUT(NOMINAL) + 2V IN = VOUT(NOMINAL) + 2V 76 56 RIPPLE = 500mV RIPPLE = 500mVP-P RIPPLE REJECTION (dB) P-P RIPPLE REJECTION (dB) f = 10kHz 74 f = 120Hz 54 I I LOAD = 0.1A LOAD = 0.1A 72 C C OUT = 2.2µF 52 OUT = 2.2µF C C SET = 0.1µF SET = 0.1µF 70 50 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) TEMPERATURE (°C) 3088 G28 3088 G29
Ripple Rejection (1MHz) Ripple Rejection
50 60 ILOAD = 800mA 48 55 COUT = 2.2µF 46 50 44 42 45 40 40 38 VIN = VOUT(NOMINAL) + 2V 35 RIPPLE = 200mVP-P RIPPLE REJECTION (dB) 36 f = 1MHz RIPPLE REJECTION (dB) 30 34 ILOAD = 0.1A 10kHz C 32 OUT = 2.2µF 25 100kHz CSET = 0.1µF 1MHz 30 20 –75 –50 –25 0 25 50 75 100 125 150 175 1.5 2 2.5 3 3.5 4 4.5 5 TEMPERATURE (°C) IN–TO–OUT DIFFERENTIAL (V) 3088 G31 3088 G30
10Hz to 100kHz Noise Spectral Density Output Voltage Noise
1000 100 CSET = 0.1µF C SPECTRAL DENSITY (pA/√ REFERENCE CURRENT NOISE OUT = 4.7µF ) ILOAD = 800mA Hz V 100 10 OUT 50µV/DIV Hz ERROR AMPLIFIER NOISE ) SPECTRAL DENSITY (nV/√ NOISE INDEPENDENT OF OUTPUT VOLTAGE 10 1 10 100 1k 10k 100k TIME 1ms/DIV 3088 G33 FREQUENCY (Hz) 3988 G32 3088fb For more information www.linear.com/LT3088 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Order Information Typical Performance Characteristics Block Diagram Applications Information Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C unless otherwise specified. Ripple Rejection (120Hz) Ripple Rejection (10kHz)
90 70 88 68 86 66 84 64 82 62 80 60 78 V V IN = VOUT(NOMINAL) + 2V IN = VOUT(NOMINAL) + 2V 76 56 RIPPLE = 500mV RIPPLE = 500mVP-P RIPPLE REJECTION (dB) P-P RIPPLE REJECTION (dB) f = 10kHz 74 f = 120Hz 54 I I LOAD = 0.1A LOAD = 0.1A 72 C C OUT = 2.2µF 52 OUT = 2.2µF C C SET = 0.1µF SET = 0.1µF 70 50 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) TEMPERATURE (°C) 3088 G28 3088 G29
Ripple Rejection (1MHz) Ripple Rejection
50 60 ILOAD = 800mA 48 55 COUT = 2.2µF 46 50 44 42 45 40 40 38 VIN = VOUT(NOMINAL) + 2V 35 RIPPLE = 200mVP-P RIPPLE REJECTION (dB) 36 f = 1MHz RIPPLE REJECTION (dB) 30 34 ILOAD = 0.1A 10kHz C 32 OUT = 2.2µF 25 100kHz CSET = 0.1µF 1MHz 30 20 –75 –50 –25 0 25 50 75 100 125 150 175 1.5 2 2.5 3 3.5 4 4.5 5 TEMPERATURE (°C) IN–TO–OUT DIFFERENTIAL (V) 3088 G31 3088 G30
10Hz to 100kHz Noise Spectral Density Output Voltage Noise
1000 100 CSET = 0.1µF C SPECTRAL DENSITY (pA/√ REFERENCE CURRENT NOISE OUT = 4.7µF ) ILOAD = 800mA Hz V 100 10 OUT 50µV/DIV Hz ERROR AMPLIFIER NOISE ) SPECTRAL DENSITY (nV/√ NOISE INDEPENDENT OF OUTPUT VOLTAGE 10 1 10 100 1k 10k 100k TIME 1ms/DIV 3088 G33 FREQUENCY (Hz) 3988 G32 3088fb For more information www.linear.com/LT3088 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Order Information Typical Performance Characteristics Block Diagram Applications Information Revision History Typical Application Related Parts