Shantou Huashan Electronic Devices Co.,Ltd.
H 7818F
（Refer to test circuit, unless otherwise specified，0℃≤TJ≤125℃,IO=500mA,VI=27V,CI=0.33μF,CO=0.1μF）
Symbol
Parameter
Min.
17.3
Typ.
18
Max.
18.7
Unit
Conditions
TJ=25℃
VO
Output Voltage
V
5.OmA≤IO≤1.0A, PD≤15W,
21V≤VI≤33V
17.1
18
18.9
15
5
360
180
360
180
8
TJ=25℃, 21V≤VI≤33V
TJ=25℃, 24V≤VI≤30V
TJ=25℃, 5.0mA≤IO≤1.5A
TJ=25℃, 250mA≤IO≤750mA
TJ=25℃
ΔVO
Line Regulation (Note1)
mV
15
ΔVO
IQ
Load Regulation (Note1)
Quiescent Current
mV
mA
mA
5.0
5.2
0.5
1.0
5mA≤IO≤1.0A
ΔIQ
Quiescent Current Change
21V≤VI≤33V
ΔVO/ΔT Output Voltage Drift
-1
110
69
mV/℃ IO=5mA
VN
RR
VD
Output Noise Voltage
Ripple Rejection
Dropout Voltage
μV TA=25℃, 10Hz≤f≤100kHz
53
dB
V
f=120Hz, 22V≤VI≤32V
IO=1A, TJ=25℃
2
RO
Output Resistance
Short Circuit Current
Peak Current
22
mΩ f=1kHz
ISC
IPK
250
2.2
mA
A
VI=35V, TA=25℃
TJ=25℃
10
HUASHAN [ SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD ]
