Datasheet LT1017, LT1018 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | Micropower Dual Comparator |
| Pages / Page | 16 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS. Input Bias Current. Input Offset … |
| File Format / Size | PDF / 225 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Input Bias Current. Input Offset Current. Bias Current vs Differential Input
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Text Version of Document
LT1017/LT1018
TYPICAL PERFORMANCE CHARACTERISTICS Input Bias Current Input Offset Current Bias Current vs Differential Input
100 3.0 20 LT1018 + IB LT1018 – IB 2.5 15 LT1018 VCM = V– 2.0 10 LT1018 VCM = V+ – 1V 1.5 10 LT1017 VCM = V– 1.0 I LT1017 + IB LT1017 – IB BIAS BIAS CURRENT (nA) INPUT BIAS CURRENT (nA) REVERSES LT1018 5 POLARITY INPUT OFFSET CURRENT (nA) 0.5 LT1017 VCM = V+ – 1V LT1017 1 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 –20 –0.2 –0.1 0 0.1 0.2 20 TEMPERATURE (°C) TEMPERATURE (°C) DIFFERENTIAL INPUT VOLTAGE (V) 1017/18 G01 1017/18 G02 1017/18 G03
Input Bias Current with Inputs Driven Below the Supply Common Mode Limits Supply Current
V+ 100 –0.4 160 VSUPPLY = 20V –0.6 140 LT1018 V OUTPUTS LOW CM HIGH 10 –0.8 120 LT1018 OUTPUTS HIGH –1.0 100 125°C 85°C 25°C 1 V– 80 VCM LOW –0.2 60 LT1017 OUTPUTS LOW 0.1 SUPPLY CURRENT (μA) INPUT BIAS CURRENT (μA) –0.4 40 COMMON MODE VOLTAGE (V) –0.6 LT1017 ΔV 20 OS = 0.5mV OUTPUTS HIGH VOLTAGES ARE REFERRED TO SUPPLIES 0.01 –0.8 0 0.2 V– –0.2 –0.4 –0.6 –0.8 –1.0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 COMMON MODE VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 1017/18 G04 1017/18 G05 1017/18 G06
Positive Supply Current NPN Output Saturation Voltage Output Sinking Current Limit
10000 1000 100 OUTPUT SHORTED TO V+ 80 LT1018 LT1018 LT1017 1000 LT1017 60 100 40 100 125°C SATURATION VOLTAGE (mV) 25°C –55°C OUTPUT CURRENT LIMIT (mA) 20 POSITIVE SUPPLY CURRENT (μA) 10 10 0 0.1 1 10 100 0.001 0.01 0.1 1 10 100 1 10 100 OUTPUT SINK CURRENT (mA) SINK CURRENT (mA) TOTAL SUPPLY VOLTAGE (V) 1017/18 G07 1017/18 G08 1017/18 G09 10178ff 5
TYPICAL PERFORMANCE CHARACTERISTICS Input Bias Current Input Offset Current Bias Current vs Differential Input
100 3.0 20 LT1018 + IB LT1018 – IB 2.5 15 LT1018 VCM = V– 2.0 10 LT1018 VCM = V+ – 1V 1.5 10 LT1017 VCM = V– 1.0 I LT1017 + IB LT1017 – IB BIAS BIAS CURRENT (nA) INPUT BIAS CURRENT (nA) REVERSES LT1018 5 POLARITY INPUT OFFSET CURRENT (nA) 0.5 LT1017 VCM = V+ – 1V LT1017 1 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 –20 –0.2 –0.1 0 0.1 0.2 20 TEMPERATURE (°C) TEMPERATURE (°C) DIFFERENTIAL INPUT VOLTAGE (V) 1017/18 G01 1017/18 G02 1017/18 G03
Input Bias Current with Inputs Driven Below the Supply Common Mode Limits Supply Current
V+ 100 –0.4 160 VSUPPLY = 20V –0.6 140 LT1018 V OUTPUTS LOW CM HIGH 10 –0.8 120 LT1018 OUTPUTS HIGH –1.0 100 125°C 85°C 25°C 1 V– 80 VCM LOW –0.2 60 LT1017 OUTPUTS LOW 0.1 SUPPLY CURRENT (μA) INPUT BIAS CURRENT (μA) –0.4 40 COMMON MODE VOLTAGE (V) –0.6 LT1017 ΔV 20 OS = 0.5mV OUTPUTS HIGH VOLTAGES ARE REFERRED TO SUPPLIES 0.01 –0.8 0 0.2 V– –0.2 –0.4 –0.6 –0.8 –1.0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 COMMON MODE VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 1017/18 G04 1017/18 G05 1017/18 G06
Positive Supply Current NPN Output Saturation Voltage Output Sinking Current Limit
10000 1000 100 OUTPUT SHORTED TO V+ 80 LT1018 LT1018 LT1017 1000 LT1017 60 100 40 100 125°C SATURATION VOLTAGE (mV) 25°C –55°C OUTPUT CURRENT LIMIT (mA) 20 POSITIVE SUPPLY CURRENT (μA) 10 10 0 0.1 1 10 100 0.001 0.01 0.1 1 10 100 1 10 100 OUTPUT SINK CURRENT (mA) SINK CURRENT (mA) TOTAL SUPPLY VOLTAGE (V) 1017/18 G07 1017/18 G08 1017/18 G09 10178ff 5
