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HT7318 数据表(PDF) 3 Page - Holtek Semiconductor Inc

部件名 HT7318
功能描述  Low Power Consumption LDO
PDF  12 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  HOLTEK [Holtek Semiconductor Inc]
网页  http://www.holtek.com
标志 HOLTEK - Holtek Semiconductor Inc

HT7318 数据表(HTML) 3 Page - Holtek Semiconductor Inc

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Electrical Characteristics
HT7318, +1.8V Output Type
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIN
Conditions
VOUT
Output Voltage
2.8V
IOUT=40mA
1.746
1.8
1.854
V
IOUT(MAX)
Maximum Output Current
2.8V
VOUT
³1.62V
150
¾¾
mA
DVOUT*
Load Regulation
2.8V
1mA
£IOUT£60mA
¾
45
90
mV
VDROP**
Dropout Voltage
¾
IOUT=40mA
¾
170
¾
mV
ISS
Quiescent Current
2.8V
No load
¾
48
mA
Line Regulation
¾
IOUT=40mA
2.8V
£VIN£12V
¾
0.2
0.3
%/V
VIN
Input Voltage
¾¾
¾
¾
12
V
Temperature Coefficient
2.8V
IOUT=40mA
-40°C<Ta<85°C
¾±0.7
¾
ppm/
°C
HT7325, +2.5V Output Type
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIN
Conditions
VOUT
Output Voltage
3.5V
IOUT=40mA
2.425
2.5
2.575
V
IOUT(MAX)
Maximum Output Current
3.5V
VOUT
³2.25V
180
¾¾
mA
DVOUT*
Load Regulation
3.5V
1mA
£IOUT£60mA
¾
45
90
mV
VDROP**
Dropout Voltage
¾
IOUT=40mA
¾
110
¾
mV
ISS
Quiescent Current
3.5V
No load
¾
48
mA
Line Regulation
¾
IOUT=40mA
3.5V
£VIN£12V
¾
0.2
0.3
%/V
VIN
Input Voltage
¾¾
¾
¾
12
V
Temperature Coefficient
3.5V
IOUT=40mA
-40°C<Ta<85°C
¾±0.7
¾
ppm/
°C
HT7327, +2.7V Output Type
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIN
Conditions
VOUT
Output Voltage
3.7V
IOUT=40mA
2.619
2.7
2.781
V
IOUT(MAX)
Maximum Output Current
3.7V
VOUT
³2.43V
200
¾¾
mA
DVOUT*
Load Regulation
3.7V
1mA
£IOUT£80mA
¾
45
90
mV
VDROP**
Dropout Voltage
¾
IOUT=40mA
¾
100
¾
mV
ISS
Quiescent Current
3.7V
No load
¾
48
mA
Line Regulation
¾
IOUT=40mA
3.7V
£VIN£12V
¾
0.2
0.3
%/V
VIN
Input Voltage
¾¾
¾
¾
12
V
Temperature Coefficient
3.7V
IOUT=40mA
-40°C<Ta<85°C
¾±0.7
¾
ppm/
°C
HT73XX
Rev. 1.10
3
July 30, 2004
D V O U T
D V I N ´ V O U T
D V O U T
D T a
D V O U T
D V I N ´ V O U T
D V O U T
D T a
D V O U T
D T a
D V O U T
D V I N ´ V O U T



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