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HT74XX Datasheet(PDF) 1 Page - Holtek Semiconductor Inc

Part # HT74XX
Description  Negative Voltage Regulator
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT74XX Datasheet(HTML) 1 Page - Holtek Semiconductor Inc

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HT74XX
Negative Voltage Regulator
Selection Table
Part No.
Output Voltage
Tolerance
HT7430
-3.0V
±5%
HT7450
-5.0V
±5%
1
January 26, 2000
Features
·
Low power consumption
·
Low voltage drop
·
Low temperature coefficient
·
High input voltage (up to -24V)
·
High output current : 100mA (Pd £ 250mW)
·
TO-92 and SOT-89 package
Applications
·
Battery-powered equipment
·
Communication equipment
·
Audio/Video equipment
General Description
The HT74XX series is a set of three-terminal
high current high voltage regulator imple-
mented in CMOS technology. They can deliver
100mA output current and allow an input volt-
age as high as -24V. They are available with
several fixed output voltages ranging from
-2.4V to -15V. CMOS technology ensures low
voltage drop and low quiescent current.
Although designed primarily as fixed voltage
regulators, these devices can be used with ex-
ternal components to obtain variable voltages
and currents.


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