ICL7663SCPA Intersil, ICL7663SCPA Datasheet - Page 8

• Manufacturer Part Number: ICL7663SCPA
• Description: IC REG LINEAR VOLT PROGRAM 8-DIP
• Manufacturer: Intersil

Specifications of ICL7663SCPA

• Rohs Status: RoHS non-compliant
• No. Of Pins: 8
• Mounting Type: Through Hole
• Output Voltage Min: 1.3V
• Voltage Regulator Type: Adjustable Positive Linear
• Peak Reflow Compatible (260 C): No
• Current Rating: 0.04A
• Output Voltage Max: 16V
• Rohs Compliant: No

Generating a Temperature Compensated Display Drive Voltage
Temperature has an important effect in the variation of
threshold voltage in multiplexed LCD displays. As
temperature rises, the threshold voltage goes down. For
applications where the display temperature varies widely, a
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GND
+5V
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FIGURE 11. GENERATING A MULTIPLEXED LCD DISPLAY DRIVE VOLTAGE
PROCESSOR,
8
SYSTEM,
LOGIC
ETC.
ICL7663S
V+
GND
ICL7663S
IN
V
V
V
OUT1
OUT2
V
SET
TC
DATA BUS
300kΩ
temperature compensated display voltage, V
generated using the ICL7663S. This is shown in Figure 11
for the ICM7233 triplexed LCD display driver.
1.8MΩ
2.7MΩ
V+
V
GND
DISP
ICM7233
DISP
, can be
July 21, 2005
FN3180.5