LTC6992CS6-3#TRMPBF Linear Technology, LTC6992CS6-3#TRMPBF Datasheet - Page 25
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LTC6992CS6-3#TRMPBF
Manufacturer Part Number
LTC6992CS6-3#TRMPBF
Description
IC TIMERBLOX VOLT PWM TSOT23-6
Manufacturer
Linear Technology
Specifications of LTC6992CS6-3#TRMPBF
Frequency
*
Voltage - Supply
*
Current - Supply
365µA
Operating Temperature
*
Package / Case
TSOT-23-6, TSOT-6
Count
*
No. Of Timers
1
Clock External Input
No
Supply Voltage Range
2.25V To 5.5V
Digital Ic Case Style
TSOT-23
No. Of Pins
6
Operating Temperature Range
0°C To +70°C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LTC6992CS6-3#TRMPBFTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TYPICAL APPLICATIONS
f
MIN
NOTES
WHILE THIS CIRCUIT IS SIMPLER THAN THE CIRCUIT TO THE RIGHT,
ITS FREQUENCY ACCURACY IS WORSE DUE TO THE EFFECT OF
V
+
f
MAX
SUPPLY VARIATION FROM SYSTEM TO SYSTEM AND OVER TEMPERATURE.
DUTY CYCLE CONTROL
‘HC04
V
+
ANALOG PWM
ADJUST FOR 50% DUTY CYCLE AT 25°C
(0V TO 1V)
R
VCO
5V
R6
45.3k
D1
1N458
R
SET
16.9k
R7
MOD
GND
SET
LTC6992-X
84.5k
R8
–
+
OUT
DIV
5V
V
+
LT6003
0.1μF
Changing Between Two Frequencies
R1
130k
R2
50k
R3
130k
Simple Diode Temperature Sensor
0.1μF
+10mV/C
MOD
GND
SET
LTC6992-2
R1
R2
N
f = 10kHz
PWM OUTPUT FOR ISOLATED MEASUREMENT
+1% DUTY CYCLE CHANGE PER DEGREE C
–10°C TO 65°C RANGE WITH OPTO-ISOLATOR (DC: 15% TO 95%)
DIV
V
6992 TA06
= 16
+
OUT
DIV
V
f
+
MAX
f
MIN
365Ω
R4
1000k
R5
186k
NOTES
3. V
1. WHEN THE NMOSFET IS OFF , THE FREQUENCY IS SET BY R
2. WHEN THE NMOSFET IS ON, THE FREQUENCY IS SET BY R
R9
EITHER FLOATING OR CONNECTED TO GROUND.
+
SUPPLY VARIATION IS NOT A FACTOR AS THE SWITCHING RESISTOR IS
‘HC04
V
DUTY CYCLE CONTROL
+
LTC6992-1/LTC6992-2/
0.1μF
5V
LTC6992-3/LTC6992-4
ANALOG PWM
MOC207M
(0V TO 1V)
D3
R
2N7002
SET2
5V
R
Q1
SET1
R11
422Ω
MOD
GND
SET
0.1μF
LTC6992-X
OUT
DIV
C1
1μF
V
OUTPUT
+
SET
SET
0.1μF
= R
= R
SET1
SET1
.
|| R
25
6992 TA05
R1
R2
69921234f
SET2
V
+
.