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LM78XX データシート(PDF) 5 Page - Thinki Semiconductor Co., Ltd.

部品番号 LM78XX
部品情報  3-Terminal 1 A Positive Voltage Regulator
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メーカー  THINKISEMI [Thinki Semiconductor Co., Ltd.]
ホームページ  http://www.thinkisemi.com
Logo THINKISEMI - Thinki Semiconductor Co., Ltd.

LM78XX データシート(HTML) 5 Page - Thinki Semiconductor Co., Ltd.

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Vin=23V, Iout=500mA, 0
oC≤Tj≤125oC, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Output voltage
Vout
Tj=25
oC
14.42
15
15.60
V
17.5V
≤Vin≤30V,
10mA
≤Iout≤1A, PD ≤15W
14.28
15
15.75
Line Regulation
REGline
Tj=25
oC
17.5V
≤Vin≤30V
--
12
300
mV
18V
≤Vin≤22V
--
3
150
Load Regulation
REGload
Tj=25
oC
10mA
≤Iout≤1A
--
12
300
250mA
≤Iout≤750mA
--
4
150
Quiescent Current
Iq
Tj=25
oC, Iout=0
--
4.3
8
mA
Quiescent Current Change
∆Iq
17.5V
≤Vin≤30V
--
--
1
10mA
≤Iout≤1A
--
--
0.5
Output Noise Voltage
Vn
10Hz
≤f≤100KHz, Tj=25
oC
--
90
--
µV
Ripple Rejection Ratio
RR
f=120Hz, 18V
≤Vin≤28V
54
70
--
dB
Voltage Drop
Vdrop
Iout=1.0A, Tj=25
oC
--
2
--
V
Output Resistance
Rout
f=1KHz
--
19
--
m
Ω
Output Short Circuit Current
Ios
Tj=25
oC
--
230
--
mA
Peak Output Current
Io peak
Tj=25
oC
--
2.2
--
A
Temperature Coefficient of
Output Voltage
∆Vout/ ∆Tj Iout=10mA, 0
oC≤Tj≤125oC
--
-1
--
mV/
oC
(Vin=24V, Iout=500mA, 0
oC≤Tj≤125oC, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Output Voltage
Vout
Tj=25
oC
17.30
18
18.72
V
21V
≤Vin≤33V, 10mA≤Iout≤1A,
PD
≤15W
17.14
18
18.90
Line Regulation
REGline
Tj=25
oC
21V
≤Vin≤33V
--
15
360
mV
22V
≤Vin≤26V
--
5
180
Load Regulation
REGload
Tj=25
oC
10mA
≤Iout≤1A
--
12
360
250mA
≤Iout≤750mA
--
4
180
Quiescent Current
Iq
Tj=25
oC, Iout=0
--
4.5
8
mA
Quiescent Current Change
∆Iq
21V
≤Vin≤33V
--
--
1
10mA
≤Iout≤1A
--
--
0.5
Output Noise Voltage
Vn
10Hz
≤f≤100KHz, Tj=25
oC
--
110
--
uV
Ripple Rejection Ratio
RR
f=120Hz, 21V
≤Vin≤31V
54
70
--
dB
Voltage Drop
Vdrop
Iout=1.0A, Tj=25
oC
--
2
--
V
Output Resistance
Rout
f=1KHz
--
22
--
m
Ω
Output Short Circuit Current
Ios
Tj=25
oC
--
200
--
mA
Peak Output Current
Io peak
Tj=25
oC
--
2.2
--
A
Temperature Coefficient of
Output Voltage
∆Vout/ ∆Tj Iout=10mA, 0
oC≤Tj≤125oC
--
-1
--
mV/
oC
Pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as
possible, and thermal effects must be taken into account separately.
This specification applies only for DC power dissipation permitted by absolute maximum ratings.
LM7815 Electrical Characteristics
LM7818 Electrical Characteristics
LM78XX
© 2006 Thinki Semiconductor Co., Ltd.
http://www.thinkisemi.com/
Page 5/7
Rev.08C


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