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DefaUlt circUit configUrations for each Version
1
OUTPUT
OE
ENABLE
2
GND
R
VCO
432k
V
3
CONTROL
SET
5V TO 8V
R
SET
95.3k
Figure 3. DC1562B-A, 1kHz to 10kHz VCO
1
RESET
RST
2
GND
3
SET
R
SET
768k
Figure 4. DC1562B-B, 1Hz (1Sec Period) Fixed Frequency Oscillator
+
V
R
MOD3
R
MOD1
80.6k
10k
V
1
PWM
MOD
0V TO 5V
R
MOD2
1.96k
2
GND
3
SET
R
SET
316k
Figure 5. DC1562B-C, 10kHz 0% to 100% Duty Cycle PWM
DEMO MANUAL DC1562B
LTC6990
6
OUT
OUTPUT
5
+
V
R
0.1µF
DIV1
1000k
4
DIV
R
DIV2
681k
LTC6991
6
OUT
OUTPUT
5
+
V
R
0.1µF
DIV1
976k
4
DIV
R
DIV2
182k
LTC6992-1
6
OUT
OUTPUT
5
+
V
R
0.1µF
DIV1
976k
4
DIV
R
DIV2
182k
+
V
(5V)
DC1562b F03
+
V
(5V)
DC1562b F04
+
V
(5V)
DC1562b F05
dc1562bfa
5
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