78NXX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS (Cont.)
For UTC78N08 (VIN=14V,IOUT=40mA)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Output Voltage
VOUT
TJ=25°C
10.5V≦VIN≦VMAX,
IOUT=1mA - 300mA
7.68 8.0 8.32 V
7.60
8.40
V
(note 2)
Load Regulation
Line Regulation
ΔVOUT
ΔVOUT
TJ=25°C,IOUT=1mA - 300mA
TJ=25°C,IOUT=1mA - 40mA
10.5V≦VIN≦23V,TJ=25°C
11V≦VIN≦23V,TJ=25°C
15 80 mV
8.0 40 mV
10 175 mV
8 125 mV
Quiescent Current
Quiescent Current Change
Output Noise Voltage
IQ
ΔIQ
11V≦VIN≦23V
1mA≦VIN≦40mA
eN 10Hz≦f≦100kHz
2.0 5.5 mA
1.5 mA
0.1 mA
49
uV
Temperature Coefficient of VOUT
Ripple Rejection
ΔVo/ΔT IOUT=5mA
RR 11V≦VIN≦23V,f=120Hz,TJ=25°C
0.75
39 70
mV/°C
dB
Dropout Voltage
VD TJ=25°C
1.7
V
Notes: 1. The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length
of the package and copper pattern of PCB. The data above represent pulse test conditions with junction
temperatures specified at the initiation of test.
2. Power dissipation<0.5W
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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