Datasheet LT1175 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | 500mA Negative Low Dropout Micropower Regulator |
| Páginas / Página | 20 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Typical Current Limit … |
| Formato / tamaño de archivo | PDF / 221 Kb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. Typical Current Limit Characteristics. Guaranteed Current Limit
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Versión de texto del documento
LT1175
TYPICAL PERFORMANCE CHARACTERISTICS Typical Current Limit Characteristics Guaranteed Current Limit Output Voltage Temperature Drift
1.0 0.6 5.05 CURRENT LIMIT CHANGES ONLY SLIGHTLY CURVES REPRE- WITH TEMPERATURE SO CURVES ARE ILIM2, ILIM4 TIED TO VIN OUTPUT SENT MINIMUM REPRESENTATIVE OF ALL TEMPERATURES 0.5 GUARANTEED FIXED 5V PART 0.8 5.00 LIMITS AT ALL ILIM2, ILIM4 TIED TO VIN TEMPERATURES I 0.4 LIM4 TIED TO VIN 0.6 4.95 ILIM4 TIED TO VIN 0.3 ILIM2 TIED TO VIN CURRENT (A) 0.4 3.84 CURRENT (A) VOLTAGE (V) ILIM2 TIED TO VIN 0.2 FEEDBACK VOLTAGE ILIM2, ILIM4 OPEN ADJUSTABLE PART 0.2 3.80 I 0.1 LIM2, ILIM4 OPEN 0 0 3.76 0 5 10 15 20 25 0 5 10 15 20 25 –50 –25 0 25 50 75 100 125 INPUT-TO-OUTPUT DIFFERENTIAL VOLTAGE (V) INPUT-TO-OUTPUT DIFFERENTIAL VOLTAGE (V) JUNCTION TEMPERATURE (°C) 1175 G01 1175 G02 1175 G03
SENSE Bias Current Minimum Input-to-Output Voltage Minimum Input-to-Output Voltage (Adjustable Part)
1.0 1.0 100 TJ = 25°C VIN REDUCED UNTIL OUTPUT VIN REDUCED VOLTAGE DROPS 1%. 0.8 UNTIL OUTPUT 0.8 ILIM2, ILIM4 TIED TO VIN 80 VOLTAGE I DROPS 1% LIM2 TIED TO VIN 0.6 0.6 60 ILIM2, ILIM4 T OPEN J = 125°C 0.4 0.4 40 ILIM4 TIED CURRENT (nA) TO VIN TJ = 25°C 0.2 0.2 T 20 INPUT-TO-OUTPUT VOLTAGE (V) ILIM2, ILIM4 INPUT-TO-OUTPUT VOLTAGE (V) J = –55°C TIED TO VIN 0 0 0 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 –50 –25 0 25 50 75 100 125 OUTPUT CURRENT (A) OUTPUT CURRENT (A) TEMPERATURE (°C) 1175 G04 1175 G05 1175 G06 1175ff 6
TYPICAL PERFORMANCE CHARACTERISTICS Typical Current Limit Characteristics Guaranteed Current Limit Output Voltage Temperature Drift
1.0 0.6 5.05 CURRENT LIMIT CHANGES ONLY SLIGHTLY CURVES REPRE- WITH TEMPERATURE SO CURVES ARE ILIM2, ILIM4 TIED TO VIN OUTPUT SENT MINIMUM REPRESENTATIVE OF ALL TEMPERATURES 0.5 GUARANTEED FIXED 5V PART 0.8 5.00 LIMITS AT ALL ILIM2, ILIM4 TIED TO VIN TEMPERATURES I 0.4 LIM4 TIED TO VIN 0.6 4.95 ILIM4 TIED TO VIN 0.3 ILIM2 TIED TO VIN CURRENT (A) 0.4 3.84 CURRENT (A) VOLTAGE (V) ILIM2 TIED TO VIN 0.2 FEEDBACK VOLTAGE ILIM2, ILIM4 OPEN ADJUSTABLE PART 0.2 3.80 I 0.1 LIM2, ILIM4 OPEN 0 0 3.76 0 5 10 15 20 25 0 5 10 15 20 25 –50 –25 0 25 50 75 100 125 INPUT-TO-OUTPUT DIFFERENTIAL VOLTAGE (V) INPUT-TO-OUTPUT DIFFERENTIAL VOLTAGE (V) JUNCTION TEMPERATURE (°C) 1175 G01 1175 G02 1175 G03
SENSE Bias Current Minimum Input-to-Output Voltage Minimum Input-to-Output Voltage (Adjustable Part)
1.0 1.0 100 TJ = 25°C VIN REDUCED UNTIL OUTPUT VIN REDUCED VOLTAGE DROPS 1%. 0.8 UNTIL OUTPUT 0.8 ILIM2, ILIM4 TIED TO VIN 80 VOLTAGE I DROPS 1% LIM2 TIED TO VIN 0.6 0.6 60 ILIM2, ILIM4 T OPEN J = 125°C 0.4 0.4 40 ILIM4 TIED CURRENT (nA) TO VIN TJ = 25°C 0.2 0.2 T 20 INPUT-TO-OUTPUT VOLTAGE (V) ILIM2, ILIM4 INPUT-TO-OUTPUT VOLTAGE (V) J = –55°C TIED TO VIN 0 0 0 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 –50 –25 0 25 50 75 100 125 OUTPUT CURRENT (A) OUTPUT CURRENT (A) TEMPERATURE (°C) 1175 G04 1175 G05 1175 G06 1175ff 6