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HT7450 Datasheet(PDF) 3 Page - Holtek Semiconductor Inc

Part # HT7450
Description  Negative Voltage Regulator
PDF  7 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT7450 Datasheet(HTML) 3 Page - Holtek Semiconductor Inc

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Electrical Characteristics
HT7430, -3.0V output type
Ta=25°C
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VIN
Conditions
VOUT
Output Voltage Tolerance -5V IOUT=10mA
-2.85 -3.0 -3.15
V
IOUT
Output Current
-5V
¾
60
100
¾
mA
DVOUT
Load Regulation
-5V 1mA£IOUT£50mA
¾
60
120
mV
VDIF
Voltage Drop
¾
IOUT=1mA
¾
100
¾
mV
ISS
Current Consumption
-5V No load
¾
200
350
mA
D
D
V
VV
OUT
IN
OUT
´
Line Regulation
¾
-4V£VIN£-12V
IOUT=1mA
¾
0.2
¾
%/V
VIN
Input Voltage
¾¾
¾
¾
-24
V
D
D
V
T
OUT
a
Temperature Coefficient
-5V IOUT=10mA
0°C<Ta<70°C
¾±0.45
¾
mV/°C
HT7450, -5.0V output type
Ta=25°C
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VIN
Conditions
VOUT
Output Voltage
-7V IOUT=10mA
-4.75 -5.0 -5.25
V
IOUT
Output Current
-7V
¾
100
150
¾
mA
DVOUT
Load Regulation
-7V 1mA£IOUT£30mA
¾
60
150
mV
VDIF
Voltage Drop
¾
IOUT=1mA
¾
100
¾
mV
ISS
Current Consumption
-7V No load
¾
330
500
mA
D
D
V
VV
OUT
IN
OUT
´
Line Regulation
¾
-6V£VIN£-15V
IOUT=1mA
¾
0.2
¾
%/V
VIN
Input Voltage
¾¾
¾
¾
-24
V
D
D
V
T
OUT
a
Temperature Coefficient
-7V IOUT=10mA
0°C<Ta<70°C
¾±0.75
¾
mV/°C
HT74XX
3
January 26, 2000



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