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7430のメーカーはHoltek Semiconductor Incです、この部品の機能は「Negative Voltage Regulator」です。 |
部品番号 | 7430 |
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部品説明 | Negative Voltage Regulator | ||
メーカ | Holtek Semiconductor Inc | ||
ロゴ | |||
このページの下部にプレビューと7430ダウンロード(pdfファイル)リンクがあります。 Total 7 pages
HT74XX
Negative Voltage Regulator
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.
Selection Table
Part No.
HT7430
HT7450
Output Voltage
-3.0V
-5.0V
Tolerance
±5%
±5%
1 January 26, 2000
1 Page HT74XX
Electrical Characteristics
HT7430, -3.0V output type
Ta=25°C
Symbol
VOUT
IOUT
DVOUT
VDIF
ISS
DVOUT
DVIN ´ VOUT
VIN
DVOUT
DTa
Parameter
Output Voltage Tolerance
Output Current
Test Conditions
VIN Conditions
-5V IOUT=10mA
-5V ¾
Min. Typ. Max. Unit
-2.85 -3.0 -3.15 V
60 100 ¾ mA
Load Regulation
Voltage Drop
Current Consumption
-5V 1mA£IOUT£50mA ¾ 60 120 mV
¾ IOUT=1mA
¾ 100 ¾ mV
-5V No load
¾ 200 350 mA
Line Regulation
¾
-4V£VIN£-12V
IOUT=1mA
¾ 0.2 ¾ %/V
Input Voltage
¾¾
¾ ¾ -24 V
Temperature Coefficient
-5V
IOUT=10mA
0°C<Ta<70°C
¾ ±0.45 ¾ mV/°C
HT7450, -5.0V output type
Symbol
Parameter
VOUT
IOUT
DVOUT
VDIF
ISS
DVOUT
DVIN ´ VOUT
VIN
DVOUT
DTa
Output Voltage
Output Current
Load Regulation
Voltage Drop
Current Consumption
Line Regulation
Input Voltage
Temperature Coefficient
Ta=25°C
Test Conditions
VIN Conditions
-7V IOUT=10mA
-7V ¾
Min. Typ. Max. Unit
-4.75 -5.0 -5.25 V
100 150 ¾ mA
-7V 1mA£IOUT£30mA ¾ 60 150 mV
¾ IOUT=1mA
¾ 100 ¾ mV
-7V No load
¾ 330 500 mA
¾
-6V£VIN£-15V
IOUT=1mA
¾¾
¾ 0.2 ¾ %/V
¾ ¾ -24 V
-7V
IOUT=10mA
0°C<Ta<70°C
¾ ±0.75 ¾ mV/°C
3 January 26, 2000
3Pages Dual supply
V IN
V IN
C1
10mF
IC 2
0 6%": :
S e r ie s
GND
V IN
V OUT
IC 1
0 6%": :
S e r ie s
GND
C2
10mF
R1
C om m on
V OUT
C3
10mF
HT74XX
V OUT
V OUT
C om m on
6 January 26, 2000
6 Page | |||
ページ | 合計 : 7 ページ | ||
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PDF ダウンロード | [ 7430 データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
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