LTC6992-4 Linear Technology, LTC6992-4 Datasheet - Page 27

• Manufacturer Part Number: LTC6992-4
• Description: TimerBlox Voltage-Controlled Pulse Width Modulator (PWM)
• Manufacturer: Linear Technology

TYPICAL APPLICATIONS
R
R
SENSOR
SENSOR
2.5V TO 5.5V
2.5V TO 5.5V
K = 1
K = 0
K = 1
K = 0
V
V
S
S
K • V
K • V
100k
10k
S
R3
10k
R3
R4
S
Ratiometric Sensor to Pulse Width, Non-Inverting Response
Ratiometric Sensor to Pulse Width, Inverting Response
R4
90.9k
R6
90.9k
R5
10k
–
+
–
+
V
V
S
S
LT1490
LT1490
R5
10M
0.15μF
C1
0.15μF
C1
R
316k
R
316k
SET
SET
C2
0.22μF
MOD
GND
SET
MOD
GND
SET
N
f
N
f
OUT
OUT
LTC6992-1
C2
0.22μF
DIV
LTC6992-1
DIV
9.09k
9.09k
R6
R6
= 10kHz
= 16
= 10kHz
= 16
6992 TA09
6992 TA10
OUT
OUT
DIV
DIV
V
V
+
+
LTC6992-1/LTC6992-2/
LTC6992-3/LTC6992-4
R1
1000k
R2
186k
R1
1000k
R2
186k
OUTPUT
DUTY CYCLE = K • 100%
V
OUTPUT
DUTY CYCLE = (1–K) • 100%
V
S
S
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