HT71xx-1
Electrical Characteristics
HT7121-1, +2.1V Output Type
Ta=25°C
Test Conditions
Conditions
Symbol
VOUT
Parameter
Min.
Typ.
Max.
Unit
VIN
Output Voltage
4.1V IOUT=10mA
2.037 2.100 2.163
V
IOUT
Output Current
4.1V
4.1V
¾
20
¾
¾
¾
30
60
mA
mV
mV
mA
¾
¾
100
¾
Load Regulation
Voltage Drop (Note)
Current Consumption
DVOUT
VDIF
ISS
1mA£IOUT£20mA
IOUT=1mA, DVOUT=2%
100
2.5
4.1V No load
4.0
D
V
O
U
T
3.1V£VIN£24V
Line Regulation
0.2
¾
%/V
V
¾
¾
¾
¾
¾
¾
24
¾
D
V
I
N
´
V
O
U
T
IOUT=1mA
VIN
Input Voltage
¾
I
OUT=10mA
D
V
O
U
T
Temperature Coefficient
4.1V
±0.37
mV/°C
D
T
a
-40°C<Ta<85°C
Note: Dropout voltage is defined as the input voltage minus the output voltage that produces a 2% change in the
output voltage from the value at VIN = VOUT+2V with a fixed load.
HT7123-1, +2.3V Output Type
Ta=25°C
Test Conditions
Conditions
Symbol
VOUT
Parameter
Min.
Typ.
Max.
Unit
VIN
Output Voltage
4.3V IOUT=10mA
2.231 2.300 2.369
V
IOUT
Output Current
4.3V
4.3V
¾
20
¾
¾
¾
30
60
mA
mV
mV
mA
¾
¾
100
¾
Load Regulation
Voltage Drop (Note)
Current Consumption
DVOUT
VDIF
ISS
1mA£IOUT£20mA
IOUT=1mA, DVOUT=2%
100
2.5
4.3V No load
4.0
D
V
O
U
T
3.3V£VIN£24V
Line Regulation
0.2
¾
%/V
V
¾
¾
¾
¾
¾
¾
24
¾
D
V
I
N
´
V
O
U
T
IOUT=1mA
VIN
Input Voltage
¾
I
OUT=10mA
D
V
O
U
T
Temperature Coefficient
4.3V
±0.39
mV/°C
D
T
a
-40°C<Ta<85°C
Note: Dropout voltage is defined as the input voltage minus the output voltage that produces a 2% change in the
output voltage from the value at VIN = VOUT+2V with a fixed load.
Rev. 1.90
3
August 8, 2012
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
