Datasheet LT1634 (Analog Devices) - 6

LT1634
1.25v Typical perForMance characTerisTics Reverse Voltage Change Reverse Characteristics Temperature Drift vs Current
10 2.0 4 TA = –40°C TO 85°C 10µA TA = –40°C TO 85°C 1.5 100µA 200µA 8 1.0 500µA 3 1mA 6 0.5 0 2 4 –0.5 REVERSE CURRENT (µA) –1.0 1 2 REVERSE VOLTAGE CHANGE (mV) –1.5 REVERSE VOLTAGE CHANGE (mV) 0 –2.0 0 0 0.4 0.8 1.2 1.6 –40 –20 0 20 40 60 80 0.01 0.1 1 10 100 REVERSE VOLTAGE (V) TEMPERATURE (°C) REVERSE CURRENT (mA) 1634-1.25 G03 1634-1.25 G01 1634-1.25 G02
Reverse Dynamic Impedance Dynamic Impedance vs Frequency Forward Characteristics
100 10000 1.2 TA = 25°C T T A = 25°C A = 25°C f = 25Hz 1000 10 I IR = 10µA 0.8 100 R = 10µA C C OUT = 0µF OUT = 0.022µF 10 I 1 R = 100µA COUT = 0.47µF 0.4 DYNAMIC IMPEDANCE (Ω) DYNAMIC IMPEDANCE (Ω) FORWARD VOLTAGE (V) 1 IR = 100µA COUT = 0µF 0.1 0.1 0 0.001 0.01 0.1 1 10 100 0.01 0.1 1 10 100 0.01 0.1 1 10 100 REVERSE CURRENT (mA) FREQUENCY (kHz) FORWARD CURRENT (mA) 1634-1.25 G04 1634-1.25 G05 1634-1.25 G06
0.1Hz to 10Hz Noise Response Time Response Time
8 TA = –40°C TO 85°C 1.5V 6 I 1.5V R = 10µA 1V 1V 4 0.5V 0.5V 0V OUT 0V OUT 2 0 5V 5V 0V IN 0V IN –2 I 200µs/DIV 1634-1.25 G08 R = 10µA I 20ms/DIV 1634-1.25 G09 NOISE VOLTAGE (µV/DIV) –4 R = 10µA COUT = 0 COUT = 0.1µF –6 –8 0 10 20 30 40 50 60 70 TIME (SEC) 1634-1.25 G07 1634ff 6 For more information www.linear.com/LT1634 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Applications Information Typical Application Related Parts