Datasheet LT3094 (Analog Devices) - 10
| Hersteller | Analog Devices |
| Beschreibung | −20V, 500mA, Ultralow Noise, Ultrahigh PSRR Negative Linear Regulator |
| Seiten / Seite | 34 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revision | B |
| Dateiformat / Größe | PDF / 2.8 Mb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Programmable Current Limit. ILIM Pin Voltage
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LT3094
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Programmable Current Limit ILIM Pin Voltage ILIM Pin Current
200 –310 300 RILIM = 37.5k V V 180 IN = –2.3V IN = –2.3V V –308 270 OUT = 0V VILIM = 0V 160 –306 240 140 –304 210 120 –302 180 100 TAGE (mV) –300 150 80 –298 120 PIN VOL PIN CURRENT (µA) 60 CURRENT LIMIT (mA) –296 90 I LIM I LIM 40 –294 60 VIN = –2.3V 20 V –292 30 IN = –8V 0 –290 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3094 G28 3094 G29 3094 G30
PGFB Rising Threshold PGFB Hysteresis PG Output Low Voltage
–310 0 50 VIN = –2.3V V VIN = –2.3V –308 IN = –2.3V –1 45 VPGFB = –286mV –306 –2 IPG = 100µA 40 –304 –3 35 –302 –4 30 –300 –5 (mV) 25 –298 –6 V PG 20 –296 –7 15 PGFB HYSTERESIS (mV) –294 PGFB RISING THRESHOLD (mV) –8 10 –292 –9 5 –290 –10 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3094 G31 3094 G32 3094 G33
ISET During Start-Up with Fast ISET During Start-Up with Fast PG Pin Leakage Current Start-Up Enabled Start-Up Enabled
200 3.0 2.50 VIN = –2.3V VIN = –2.3V VPGFB = –286mV 180 VPGFB = –314mV VPGFB = –286mV 2.25 VOUT = –1.3V V 2.5 PG = 5V VSET = –1.5V 160 2.00 140 2.0 1.75 120 1.50 (nA) 100 (mA) 1.5 (mA) 1.25 I PG I SET I SET 80 1.00 1.0 60 0.75 40 0.5 0.50 20 0.25 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 0 –2 –4 –6 –8 –10 –12 –14 –16 –18 –20 TEMPERATURE (°C) TEMPERATURE (°C) VIN–TO–VSET DIFFERENTIAL (V) 3094 G34 3094 G35 3094 G36 Rev. B 10 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Programmable Current Limit ILIM Pin Voltage ILIM Pin Current
200 –310 300 RILIM = 37.5k V V 180 IN = –2.3V IN = –2.3V V –308 270 OUT = 0V VILIM = 0V 160 –306 240 140 –304 210 120 –302 180 100 TAGE (mV) –300 150 80 –298 120 PIN VOL PIN CURRENT (µA) 60 CURRENT LIMIT (mA) –296 90 I LIM I LIM 40 –294 60 VIN = –2.3V 20 V –292 30 IN = –8V 0 –290 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3094 G28 3094 G29 3094 G30
PGFB Rising Threshold PGFB Hysteresis PG Output Low Voltage
–310 0 50 VIN = –2.3V V VIN = –2.3V –308 IN = –2.3V –1 45 VPGFB = –286mV –306 –2 IPG = 100µA 40 –304 –3 35 –302 –4 30 –300 –5 (mV) 25 –298 –6 V PG 20 –296 –7 15 PGFB HYSTERESIS (mV) –294 PGFB RISING THRESHOLD (mV) –8 10 –292 –9 5 –290 –10 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3094 G31 3094 G32 3094 G33
ISET During Start-Up with Fast ISET During Start-Up with Fast PG Pin Leakage Current Start-Up Enabled Start-Up Enabled
200 3.0 2.50 VIN = –2.3V VIN = –2.3V VPGFB = –286mV 180 VPGFB = –314mV VPGFB = –286mV 2.25 VOUT = –1.3V V 2.5 PG = 5V VSET = –1.5V 160 2.00 140 2.0 1.75 120 1.50 (nA) 100 (mA) 1.5 (mA) 1.25 I PG I SET I SET 80 1.00 1.0 60 0.75 40 0.5 0.50 20 0.25 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 0 –2 –4 –6 –8 –10 –12 –14 –16 –18 –20 TEMPERATURE (°C) TEMPERATURE (°C) VIN–TO–VSET DIFFERENTIAL (V) 3094 G34 3094 G35 3094 G36 Rev. B 10 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts