LM7818J3 查看數據表（PDF） - Cystech Electonics Corp.
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LM7818J3 Datasheet PDF : 12 Pages
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CYStech Electronics Corp.
Spec. No. : C521J3
Issued Date : 2007.10.23
Revised Date : 2014.03.27
Page No. : 7/12
LM7818 (Tj=0~125°C, Vin=27V, Io=500mA, Cin=0.33uF, Cout=0.1uF, unless otherwise noted)
Symbol
Parameter
Min Typ Max
Conditions
A-rank(3%)
VO
Output Voltage
B-rank(5%)
17.46 18.0 18.54 Vin=27V, Io=500mA,Tj=25°C
21V≤Vin≤33V, 5mA≤Io≤1A,
17.10 - 18.90 PD≤15W
ΔVo
Line Regulation
-
- 180 21V≤Vin≤33V, Tj=25°C
-
- 90 24V≤Vin≤30V, Tj=25°C
ΔVo
Load Regulation
-
- 180 5mA≤Io≤1A, Tj=25°C
-
- 90 250mA≤Io≤750mA, Tj=25°C
IQ
Quiescent Current
-
-
8 Vin=27V, Io=500mA, Tj=25°C
ΔIQ
Quiescent Current
Change
-
- 0.5 5mA≤Io≤1A
-
- 1.0 21V≤Vin≤33V
Vn
Output Noise Voltage - 110 - 10Hz≤f≤100KHz, Tj=25°C
RR
Ripple Rejection
- 69 - 22V≤Vin≤32V, f=120Hz, Tj=25°C
VD
Dropout Voltage
-
2
- Io=1A, Tj=25°C
ISC
Output Short Circuit
Current
- 250 - Vin=35V, Tj=25°C
IPK
Peak Output Current - 1.8 - Tj=25°C
ΔVo/ΔTj Temperature Stability - -2.2 - Io=5mA, 0°C ≤Tj≤125°C
Units
V
mV
mV
mA
mA
μV
dB
V
mA
A
mV/℃
LM7824 (Tj=0~125°C, Vin=33V, Io=500mA, Cin=0.33uF, Cout=0.1uF, unless otherwise noted)
Symbol
Parameter
Min Typ Max
Conditions
A-rank(3%)
VO
Output Voltage
B-rank(5%)
23.28 24.0 24.72 Vin=33V, Io=500mA,Tj=25°C
27V≤Vin≤38V, 5mA≤Io≤1A,
22.80 - 25.20 PD≤15W
ΔVo
Line Regulation
-
- 240 27V≤Vin≤38V, Tj=25°C
-
- 120 30V≤Vin≤36V, Tj=25°C
ΔVo
Load Regulation
-
- 240 5mA≤Io≤1A, Tj=25°C
-
- 120 250mA≤Io≤750mA, Tj=25°C
IQ
Quiescent Current
-
-
8 Vin=33V, Io=500mA, Tj=25°C
ΔIQ
Quiescent Current
Change
-
- 0.5 5mA≤Io≤1A
-
- 1.0 28V≤Vin≤38V
Vn
Output Noise Voltage - 170 - 10Hz≤f≤100KHz, Tj=25°C
RR
Ripple Rejection
- 66 - 28V≤Vin≤38V, f=120Hz, Tj=25°C
VD
Dropout Voltage
-
2
- Io=1A, Tj=25°C
ISC
Output Short Circuit
Current
- 250 - Vin=35V, Tj=25°C
IPK
Peak Output Current - 1.8 - Tj=25°C
ΔVo/ΔTj Temperature Stability - -2.8 - Io=5mA, 0°C ≤Tj≤125°C
Units
V
mV
mV
mA
mA
μV
dB
V
mA
A
mV/℃
LM78XXJ3
CYStek Product Specification
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