Datasheet LTC6993-1, LTC6993-2, LTC6993-3, LTC6993-4 (Analog Devices) - 8

LTC6993-1/LTC6993-2 LTC6993-3/LTC6993-4
TYPICAL PERFORMANCE CHARACTERISTICS V+ = 3.3V, RSET = 200k and TA = 25°C unless otherwise noted. Typical VSET Distribution Supply Current vs Supply Voltage Supply Current vs Temperature
250 300 250 2 LOTS “ACTIVE” = 50% TIMING DUTY CYCLE “ACTIVE” = 50% TIMING DUTY CYCLE DFN AND SOT-23 200 1274 UNITS 250 R 200 SET = 50k RSET = 50k, ÷1, ACTIVE ÷1, ACTIVE 200 R 150 SET = 50k ÷1, IDLE 150 RSET = 50k, ÷1, IDLE Y CURRENT (µA) 150 Y CURRENT (µA) R RSET = 100k, ÷8, ACTIVE 100 SET = 100k, ÷8, ACTIVE 100 NUMBER OF UNITS 100 R R SET = 100k, ÷8, IDLE SET = 100k, ÷8, IDLE 50 POWER SUPPL 50 50 R POWER SUPPL RSET = 800k, ÷512 SET = 800k, ÷512 CLOAD = 5pF CLOAD = 5pF RLOAD = ∞ RLOAD = ∞ 0 0 0 0.98 0.988 0.996 1.004 1.012 1.02 2 3 4 5 6 –50 –25 0 25 50 75 100 125 VSET (V) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 69931234 G19 69931234 G20 69931234 G21
Supply Current vs TRIG Pin Voltage Supply Current vs tOUT (5V) Supply Current vs tOUT (2.5V)
250 250 250 ACTIVE CURRENT MEASURED ACTIVE CURRENT MEASURED WITH TRIGGER PERIOD = 2 • tOUT WITH TRIGGER PERIOD = 2 • tOUT 200 5V 5V 200 (50% DUTY CYCLE) 200 (50% DUTY CYCLE) TRIG FALLING TRIG RISING ÷1 ÷8 150 150 ÷64 150 3.3V 3.3V ÷1 Y CURRENT (µA) TRIG FALLING TRIG RISING Y CURRENT (µA) ÷512 Y CURRENT (µA) ÷8 ÷64 ÷512 100 100 100 50 50 POWER SUPPL POWER SUPPL V+ = 5V 50 POWER SUPPL V+ = 2.5V CLOAD = 5pF CLOAD = 5pF ACTIVE CLOAD = 5pF ACTIVE RLOAD = ∞ RLOAD = ∞ IDLE RLOAD = ∞ IDLE 0 0 0 0 0.2 0.4 0.6 0.8 1.0 0.001 0.01 0.1 1 10 100 0.001 0.01 0.1 1 10 100 VTRIG/V+ (V/V) tOUT (ms) tOUT (ms) 69931234 G23 69931234 G24 69931234 G22
TRIG Threshold Voltage vs Supply Voltage Peak-to-Peak Jitter vs t Typical I OUT SET Current Limit vs V+
3.5 1.0 1000 PEAK-TO-PEAK tOUT SET PIN SHORTED TO GND 0.9 VARIATION 3.0 ÷1, 5.5V MEASURED OVER 0.8 POSITIVE GOING 30s INTERVALS 800 2.5 0.7 ) P-P 0.6 600 TAGE (V) 2.0 NEGATIVE GOING 0.5 (µA) 1.5 TER (% ÷1, 2.25V 0.4 I SET 400 JIT RST PIN VOL 0.3 ÷8, 5.5V 1.0 ÷512 0.2 200 0.5 0.1 ÷8, 2.25V ÷64 ÷4096 0 0 0 2 3 4 5 6 0.001 0.01 0.1 1 10 100 2 3 4 5 6 SUPPLY VOLTAGE (V) tOUT (ms) SUPPLY VOLTAGE (V) 69931234 G25 69931234 G27 69931234 G26 Rev. E 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts