Datasheet LT3023 (Analog Devices) - 5
| Fabricante | Analog Devices |
| Descripción | Dual 100mA, Low Dropout, Low Noise, Micropower Regulator |
| Páginas / Página | 16 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS. SHDN1 or SHDN2 Pin Threshold. SHDN1 … |
| Formato / tamaño de archivo | PDF / 281 Kb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. SHDN1 or SHDN2 Pin Threshold. SHDN1 or SHDN2 Pin Input. (Off-to-On). Current
Línea de modelo para esta hoja de datos
Versión de texto del documento
LT3023
TYPICAL PERFORMANCE CHARACTERISTICS SHDN1 or SHDN2 Pin Threshold SHDN1 or SHDN2 Pin Input SHDN1 or SHDN2 Pin Input (Off-to-On) Current Current
1.0 1.0 1.4 VSHDN = 20V 0.9 0.9 1.2 0.8 IL = 100mA 0.8 0.7 0.7 1.0 0.6 I 0.6 L = 1mA 0.8 0.5 0.5 0.6 0.4 0.4 PIN THRESHOLD (V) 0.3 PIN INPUT CURRENT (μA) 0.3 PIN INPUT CURRENT (μA) 0.4 SHDN 0.2 0.2 SHDN SHDN 0.2 0.1 0.1 0 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) SHDN PIN VOLTAGE (V) TEMPERATURE (°C) 3023 G10 3023 G11 3023 G12
ADJ1 or ADJ2 Pin Bias Current Current Limit Current Limit
100 350 350 V 90 OUT = 0V VIN = 7V 300 TJ = 25°C 300 VOUT = 0V 80 70 250 250 60 200 200 50 40 150 150 30 100 CURRENT LIMIT (mA) 100 ADJ PIN BIAS CURRENT (nA) 20 SHORT-CIRCUIT CURRENT (mA) 50 50 10 0 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) INPUT VOLTAGE (V) TEMPERATURE (°C) 3023 G13 3023 G14 3023 G15
Reverse Output Current Reverse Output Current Input Ripple Rejection
100 18 80 TA = 25°C VIN = 0V 90 VIN = 0V VOUT = VADJ = 1.22V 70 V 15 80 OUT = VADJ CURRENT FLOWS 60 70 INTO OUTPUT PIN 12 50 60 COUT = 10μF 50 9 40 40 30 6 30 RIPPLE REJECTION (dB) 20 20 REVERSE OUTPUT CURRENT (μA) REVERSE OUTPUT CURRENT (μA) 3 I 10 L = 100mA 10 VIN = 2.3V + 50mVRMS RIPPLE COUT = 1μF CBYP = 0 0 0 0 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 0.01 0.1 1 10 100 1000 OUTPUT VOLTAGE (V) TEMPERATURE (°C) FREQUENCY (kHz) 3023 G18 3023 G16 3023 G17 3023fa 5
TYPICAL PERFORMANCE CHARACTERISTICS SHDN1 or SHDN2 Pin Threshold SHDN1 or SHDN2 Pin Input SHDN1 or SHDN2 Pin Input (Off-to-On) Current Current
1.0 1.0 1.4 VSHDN = 20V 0.9 0.9 1.2 0.8 IL = 100mA 0.8 0.7 0.7 1.0 0.6 I 0.6 L = 1mA 0.8 0.5 0.5 0.6 0.4 0.4 PIN THRESHOLD (V) 0.3 PIN INPUT CURRENT (μA) 0.3 PIN INPUT CURRENT (μA) 0.4 SHDN 0.2 0.2 SHDN SHDN 0.2 0.1 0.1 0 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) SHDN PIN VOLTAGE (V) TEMPERATURE (°C) 3023 G10 3023 G11 3023 G12
ADJ1 or ADJ2 Pin Bias Current Current Limit Current Limit
100 350 350 V 90 OUT = 0V VIN = 7V 300 TJ = 25°C 300 VOUT = 0V 80 70 250 250 60 200 200 50 40 150 150 30 100 CURRENT LIMIT (mA) 100 ADJ PIN BIAS CURRENT (nA) 20 SHORT-CIRCUIT CURRENT (mA) 50 50 10 0 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) INPUT VOLTAGE (V) TEMPERATURE (°C) 3023 G13 3023 G14 3023 G15
Reverse Output Current Reverse Output Current Input Ripple Rejection
100 18 80 TA = 25°C VIN = 0V 90 VIN = 0V VOUT = VADJ = 1.22V 70 V 15 80 OUT = VADJ CURRENT FLOWS 60 70 INTO OUTPUT PIN 12 50 60 COUT = 10μF 50 9 40 40 30 6 30 RIPPLE REJECTION (dB) 20 20 REVERSE OUTPUT CURRENT (μA) REVERSE OUTPUT CURRENT (μA) 3 I 10 L = 100mA 10 VIN = 2.3V + 50mVRMS RIPPLE COUT = 1μF CBYP = 0 0 0 0 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 0.01 0.1 1 10 100 1000 OUTPUT VOLTAGE (V) TEMPERATURE (°C) FREQUENCY (kHz) 3023 G18 3023 G16 3023 G17 3023fa 5