Datasheet LT3012 (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | 250mA, 4V to 80V Low Dropout Micropower Linear Regulator |
| Seiten / Seite | 16 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. GND Pin Current vs ILOAD. SHDN Pin … |
| Dateiformat / Größe | PDF / 188 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. GND Pin Current vs ILOAD. SHDN Pin Threshold. SHDN Pin Current. ADJ Pin Bias Current
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LT3012
TYPICAL PERFORMANCE CHARACTERISTICS GND Pin Current vs ILOAD SHDN Pin Threshold SHDN Pin Current
10 2.0 0.6 VIN = 4.75V TJ = 25°C 9 TJ = 25°C 1.8 CURRENT FLOWS V 0.5 OUT OF SHDN PIN 8 OUT = 1.24V 1.6 7 1.4 OFF-TO-ON 0.4 6 1.2 5 1.0 0.3 ON-TO-OFF 4 0.8 PIN THRESHOLD (V) PIN CURRENT (μA) 0.2 3 0.6 GND PIN CURRENT (mA) SHDN SHDN 2 0.4 0.1 1 0.2 0 0 0 0 50 100 150 200 250 –50 –25 0 25 50 75 100 125 150 0 0.5 1.0 1.5 2.0 2.5 3.0 LOAD CURRENT (mA) TEMPERATURE (°C) SHDN PIN VOLTAGE (V) 3012 G10 3012 G11 3012 G12
SHDN Pin Current ADJ Pin Bias Current Current Limit
0.6 120 1000 VIN = 6V VOUT = 0V VSHDN = 0V 900 0.5 CURRENT FLOWS 100 800 A) OUT OF SHDN PIN μ 700 TJ = 25°C 0.4 80 600 TJ = 125°C 0.3 60 500 PIN CURRENT ( 400 0.2 40 CURRENT LIMIT (mA) 300 SHDN ADJ PIN BIAS CURRENT (nA) 200 0.1 20 100 0 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 0 10 20 30 40 50 60 70 80 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 3012 G13 3012 G14 3012 G15
Current Limit Reverse Output Current Reverse Output Current
700 200 120 TJ = 25°C VIN = 0V 180 V VOUT = VADJ = 1.24V 600 IN = 0V VOUT = VADJ 100 160 500 140 80 400 120 100 60 CURRENT FLOWS ADJ 300 PIN CLAMP 80 INTO OUTPUT PIN (SEE APPLICATIONS 40 CURRENT LIMIT (mA) 200 60 INFORMATION) 40 100 REVERSE OUTPUT CURRENT (μA) REVERSE OUTPUT CURRENT (μA) 20 VIN = 7V 20 VOUT = 0V 0 0 0 –50 –25 0 25 50 75 100 125 150 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) OUTPUT VOLTAGE (V) TEMPERATURE (°C) 3012 G16 3012 G17 3012 G18 3012fd 6
TYPICAL PERFORMANCE CHARACTERISTICS GND Pin Current vs ILOAD SHDN Pin Threshold SHDN Pin Current
10 2.0 0.6 VIN = 4.75V TJ = 25°C 9 TJ = 25°C 1.8 CURRENT FLOWS V 0.5 OUT OF SHDN PIN 8 OUT = 1.24V 1.6 7 1.4 OFF-TO-ON 0.4 6 1.2 5 1.0 0.3 ON-TO-OFF 4 0.8 PIN THRESHOLD (V) PIN CURRENT (μA) 0.2 3 0.6 GND PIN CURRENT (mA) SHDN SHDN 2 0.4 0.1 1 0.2 0 0 0 0 50 100 150 200 250 –50 –25 0 25 50 75 100 125 150 0 0.5 1.0 1.5 2.0 2.5 3.0 LOAD CURRENT (mA) TEMPERATURE (°C) SHDN PIN VOLTAGE (V) 3012 G10 3012 G11 3012 G12
SHDN Pin Current ADJ Pin Bias Current Current Limit
0.6 120 1000 VIN = 6V VOUT = 0V VSHDN = 0V 900 0.5 CURRENT FLOWS 100 800 A) OUT OF SHDN PIN μ 700 TJ = 25°C 0.4 80 600 TJ = 125°C 0.3 60 500 PIN CURRENT ( 400 0.2 40 CURRENT LIMIT (mA) 300 SHDN ADJ PIN BIAS CURRENT (nA) 200 0.1 20 100 0 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 0 10 20 30 40 50 60 70 80 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 3012 G13 3012 G14 3012 G15
Current Limit Reverse Output Current Reverse Output Current
700 200 120 TJ = 25°C VIN = 0V 180 V VOUT = VADJ = 1.24V 600 IN = 0V VOUT = VADJ 100 160 500 140 80 400 120 100 60 CURRENT FLOWS ADJ 300 PIN CLAMP 80 INTO OUTPUT PIN (SEE APPLICATIONS 40 CURRENT LIMIT (mA) 200 60 INFORMATION) 40 100 REVERSE OUTPUT CURRENT (μA) REVERSE OUTPUT CURRENT (μA) 20 VIN = 7V 20 VOUT = 0V 0 0 0 –50 –25 0 25 50 75 100 125 150 0 1 2 3 4 5 6 7 8 9 10 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) OUTPUT VOLTAGE (V) TEMPERATURE (°C) 3012 G16 3012 G17 3012 G18 3012fd 6