SN7818D Просмотр технического описания (PDF) - Kodenshi Auk Co., LTD
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SN7818D Datasheet PDF : 18 Pages
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SN78xxx
◈ Electrical characteristics
( VIN=10V, CIN = 0.33uF, COUT = 0.1 uF, IOUT = 500mA, TJ=0℃~125℃ ; unless otherwise specified )
Characteristic
Symbol
Test Condition*
SN7805x
Unit
Min. Typ. Max.
Output Voltage**
Line Regulation
TJ =25℃
VO
7.0V ≤ VIN ≤ 20.0V
5.0mA ≤ IO ≤ 1.0A, PD ≤ 15W
ÌVO(△VI)
7.0V ≤ VIN ≤ 25.0V
8.0V ≤ VIN ≤ 12.0V
TJ =25℃
4.80 5.00 5.20
V
4.75 5.00 5.25
-
4.0
100
mV
-
1.6
50
Load Regulation
ÌVO(△IL)
5.0mA ≤ IO ≤ 1.5A
250mA ≤ IO ≤ 750mA
TJ =25℃
-
9.0
100
mV
-
4.0
50
Quiescent Current
IQC
TJ =25℃
-
3.2
8.0
mA
Quiescent Current Change
Ripple Rejection
Dropout Voltage
ÌIQC
RR
VDROP
7.0V ≤ VIN ≤ 25V
5.0mA ≤ IO ≤ 1.0A
8.0V ≤ VIN ≤ 18.0V
f=120Hz
IO=1.0A
TJ =25℃
-
0.3
1.3
mA
0.03
0.5
62
73
-
dB
-
2.0
-
V
Output Noise Voltage
VN
10Hz ≤ f ≤ 100kHz
TA =25℃
-
42
-
uV/ VO
Output Resistance
rO
f=1.0kHz
-
15
-
mΩ
Short Circuit Current
ISC
VI =35V
TA =25℃
-
250
-
mA
Peak Output Current
IPK
TJ =25℃
-
2.2
-
A
Temperature coefficient of
Output voltage
△VO/
△Temp
IO=5.0mA
-
-0.8
-
mV/°C
* Pulse testing techniques are used to maintain the junction temperature as close to the ambient
temperature as possible. Thermal effects must be taken into separately.
** This specification applies only for dc power dissipation permitted by absolute maximum ratings.
KSD-I0O008-004
4
Jan. 2010 REV. 04
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