Datasheet

LTC6993-1/LTC6993-2
LTC6993-3/LTC6993-4
22
69931234fb
TYPICAL APPLICATIONS
TRIGGER
1.5ms
PULSE
GENERATOR
20ms
RETRIGGER
LOCKOUT INTERVAL
5V
R1
1M
C2
0.1µF
0.1µF
PULSE OUT
R2
280k
R3
147k
R9
10k
R5
100k
M1
2N7002
TRIGGER PULSE IN
20ms RETRIGGER LOCKOUT
RETRIGGER LOCKOUT TIME
1.5ms PULSE OUT
R4
243k
69931234 TA05
R7
392k
R6
1M
5V
LTC6993-1
OUT
V
+
DIV
TRIG
GND
SET
LTC6993-1
TRIG
GND
SET
OUT
V
+
DIV
RC Servo Pulse Generator Controlled Retrigger Lockout Time Interval
RETRIGGERABLE
STAIRCASE RESET
PULSE GENERATOR
5V
R1
280k
C2
0.1µF
C1
1µF
R6
20k
R2
1M
R9
100k
R10
10k
R11
2k
D1
1N4148
R7
10k
STAIRCASE
OUT
R8
4.99k
5V
0.1µF
V
OUT
R3
147k
U4
2N7002
–
+
U3
LT1490
5V
PULSES IN
0.1µF
PULSE FREQUENCY-TO-VOLTAGE CONVERTER
–
+
U2
LT1490
RESET
STAIRCASE RESET
STAIRCASE OUT
PULSES IN
RESET
69931234 TA06
RAMP
RESETS AFTER 1.5ms IF NO PULSES APPLIED
LTC6993-2
OUT
V
+
DIV
TRIG
GND
SET
Staircase Generator with Reset